Vulnerability-Lookup

GSD-2021-44790

Vulnerability from gsd - Updated: 2023-12-13 01:23

Details

A carefully crafted request body can cause a buffer overflow in the mod_lua multipart parser (r:parsebody() called from Lua scripts). The Apache httpd team is not aware of an exploit for the vulnerabilty though it might be possible to craft one. This issue affects Apache HTTP Server 2.4.51 and earlier.

Aliases

CVE-2021-44790

Aliases

CVE-2021-44790

JSON

To clipboard

{
  "GSD": {
    "alias": "CVE-2021-44790",
    "description": "A carefully crafted request body can cause a buffer overflow in the mod_lua multipart parser (r:parsebody() called from Lua scripts). The Apache httpd team is not aware of an exploit for the vulnerabilty though it might be possible to craft one. This issue affects Apache HTTP Server 2.4.51 and earlier.",
    "id": "GSD-2021-44790",
    "references": [
      "https://www.suse.com/security/cve/CVE-2021-44790.html",
      "https://www.debian.org/security/2022/dsa-5035",
      "https://access.redhat.com/errata/RHSA-2022:0303",
      "https://access.redhat.com/errata/RHSA-2022:0288",
      "https://access.redhat.com/errata/RHSA-2022:0258",
      "https://access.redhat.com/errata/RHSA-2022:0143",
      "https://ubuntu.com/security/CVE-2021-44790",
      "https://advisories.mageia.org/CVE-2021-44790.html",
      "https://access.redhat.com/errata/RHSA-2022:1136",
      "https://access.redhat.com/errata/RHSA-2022:1137",
      "https://access.redhat.com/errata/RHSA-2022:1138",
      "https://access.redhat.com/errata/RHSA-2022:1139",
      "https://alas.aws.amazon.com/cve/html/CVE-2021-44790.html",
      "https://linux.oracle.com/cve/CVE-2021-44790.html"
    ]
  },
  "gsd": {
    "metadata": {
      "exploitCode": "unknown",
      "remediation": "unknown",
      "reportConfidence": "confirmed",
      "type": "vulnerability"
    },
    "osvSchema": {
      "aliases": [
        "CVE-2021-44790"
      ],
      "details": "A carefully crafted request body can cause a buffer overflow in the mod_lua multipart parser (r:parsebody() called from Lua scripts). The Apache httpd team is not aware of an exploit for the vulnerabilty though it might be possible to craft one. This issue affects Apache HTTP Server 2.4.51 and earlier.",
      "id": "GSD-2021-44790",
      "modified": "2023-12-13T01:23:20.335473Z",
      "schema_version": "1.4.0"
    }
  },
  "namespaces": {
    "cve.org": {
      "CVE_data_meta": {
        "ASSIGNER": "security@apache.org",
        "ID": "CVE-2021-44790",
        "STATE": "PUBLIC",
        "TITLE": "Possible buffer overflow when parsing multipart content in mod_lua of Apache HTTP Server 2.4.51 and earlier"
      },
      "affects": {
        "vendor": {
          "vendor_data": [
            {
              "product": {
                "product_data": [
                  {
                    "product_name": "Apache HTTP Server",
                    "version": {
                      "version_data": [
                        {
                          "version_affected": "\u003c=",
                          "version_name": "Apache HTTP Server 2.4",
                          "version_value": "2.4.51"
                        }
                      ]
                    }
                  }
                ]
              },
              "vendor_name": "Apache Software Foundation"
            }
          ]
        }
      },
      "credit": [
        {
          "lang": "eng",
          "value": "Chamal"
        },
        {
          "lang": "eng",
          "value": "Anonymous working with Trend Micro Zero Day Initiative"
        }
      ],
      "data_format": "MITRE",
      "data_type": "CVE",
      "data_version": "4.0",
      "description": {
        "description_data": [
          {
            "lang": "eng",
            "value": "A carefully crafted request body can cause a buffer overflow in the mod_lua multipart parser (r:parsebody() called from Lua scripts). The Apache httpd team is not aware of an exploit for the vulnerabilty though it might be possible to craft one. This issue affects Apache HTTP Server 2.4.51 and earlier."
          }
        ]
      },
      "generator": {
        "engine": "Vulnogram 0.0.9"
      },
      "impact": [
        {
          "other": "high"
        }
      ],
      "problemtype": {
        "problemtype_data": [
          {
            "description": [
              {
                "lang": "eng",
                "value": "CWE-787 Out-of-bounds Write"
              }
            ]
          }
        ]
      },
      "references": {
        "reference_data": [
          {
            "name": "http://httpd.apache.org/security/vulnerabilities_24.html",
            "refsource": "MISC",
            "url": "http://httpd.apache.org/security/vulnerabilities_24.html"
          },
          {
            "name": "[oss-security] 20211220 CVE-2021-44790: Apache HTTP Server: Possible buffer overflow when parsing multipart content in mod_lua of Apache HTTP Server 2.4.51 and earlier",
            "refsource": "MLIST",
            "url": "http://www.openwall.com/lists/oss-security/2021/12/20/4"
          },
          {
            "name": "FEDORA-2021-29a536c2ae",
            "refsource": "FEDORA",
            "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/BFSWOH4X77CV7AH7C4RMHUBDWKQDL4YH/"
          },
          {
            "name": "DSA-5035",
            "refsource": "DEBIAN",
            "url": "https://www.debian.org/security/2022/dsa-5035"
          },
          {
            "name": "https://www.oracle.com/security-alerts/cpujan2022.html",
            "refsource": "MISC",
            "url": "https://www.oracle.com/security-alerts/cpujan2022.html"
          },
          {
            "name": "https://security.netapp.com/advisory/ntap-20211224-0001/",
            "refsource": "CONFIRM",
            "url": "https://security.netapp.com/advisory/ntap-20211224-0001/"
          },
          {
            "name": "https://www.tenable.com/security/tns-2022-01",
            "refsource": "CONFIRM",
            "url": "https://www.tenable.com/security/tns-2022-01"
          },
          {
            "name": "https://www.tenable.com/security/tns-2022-03",
            "refsource": "CONFIRM",
            "url": "https://www.tenable.com/security/tns-2022-03"
          },
          {
            "name": "FEDORA-2022-b4103753e9",
            "refsource": "FEDORA",
            "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/RGWILBORT67SHMSLYSQZG2NMXGCMPUZO/"
          },
          {
            "name": "FEDORA-2022-21264ec6db",
            "refsource": "FEDORA",
            "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/Z7H26WJ6TPKNWV3QKY4BHKUKQVUTZJTD/"
          },
          {
            "name": "FEDORA-2022-78e3211c55",
            "refsource": "FEDORA",
            "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/X73C35MMMZGBVPQQCH7LQZUMYZNQA5FO/"
          },
          {
            "name": "https://www.oracle.com/security-alerts/cpuapr2022.html",
            "refsource": "MISC",
            "url": "https://www.oracle.com/security-alerts/cpuapr2022.html"
          },
          {
            "name": "https://support.apple.com/kb/HT213257",
            "refsource": "CONFIRM",
            "url": "https://support.apple.com/kb/HT213257"
          },
          {
            "name": "https://support.apple.com/kb/HT213256",
            "refsource": "CONFIRM",
            "url": "https://support.apple.com/kb/HT213256"
          },
          {
            "name": "https://support.apple.com/kb/HT213255",
            "refsource": "CONFIRM",
            "url": "https://support.apple.com/kb/HT213255"
          },
          {
            "name": "20220516 APPLE-SA-2022-05-16-4 Security Update 2022-004 Catalina",
            "refsource": "FULLDISC",
            "url": "http://seclists.org/fulldisclosure/2022/May/33"
          },
          {
            "name": "20220516 APPLE-SA-2022-05-16-3 macOS Big Sur 11.6.6",
            "refsource": "FULLDISC",
            "url": "http://seclists.org/fulldisclosure/2022/May/35"
          },
          {
            "name": "20220516 APPLE-SA-2022-05-16-2 macOS Monterey 12.4",
            "refsource": "FULLDISC",
            "url": "http://seclists.org/fulldisclosure/2022/May/38"
          },
          {
            "name": "GLSA-202208-20",
            "refsource": "GENTOO",
            "url": "https://security.gentoo.org/glsa/202208-20"
          },
          {
            "name": "http://packetstormsecurity.com/files/171631/Apache-2.4.x-Buffer-Overflow.html",
            "refsource": "MISC",
            "url": "http://packetstormsecurity.com/files/171631/Apache-2.4.x-Buffer-Overflow.html"
          }
        ]
      },
      "source": {
        "discovery": "UNKNOWN"
      },
      "timeline": [
        {
          "lang": "eng",
          "time": "2021-12-07",
          "value": "Reported to security team"
        },
        {
          "lang": "eng",
          "time": "2021-12-16",
          "value": "Fixed by r1896039 in 2.4.x"
        }
      ]
    },
    "nvd.nist.gov": {
      "configurations": {
        "CVE_data_version": "4.0",
        "nodes": [
          {
            "children": [],
            "cpe_match": [
              {
                "cpe23Uri": "cpe:2.3:a:apache:http_server:*:*:*:*:*:*:*:*",
                "cpe_name": [],
                "versionEndIncluding": "2.4.51",
                "vulnerable": true
              }
            ],
            "operator": "OR"
          },
          {
            "children": [],
            "cpe_match": [
              {
                "cpe23Uri": "cpe:2.3:o:fedoraproject:fedora:34:*:*:*:*:*:*:*",
                "cpe_name": [],
                "vulnerable": true
              },
              {
                "cpe23Uri": "cpe:2.3:o:fedoraproject:fedora:35:*:*:*:*:*:*:*",
                "cpe_name": [],
                "vulnerable": true
              },
              {
                "cpe23Uri": "cpe:2.3:o:fedoraproject:fedora:36:*:*:*:*:*:*:*",
                "cpe_name": [],
                "vulnerable": true
              }
            ],
            "operator": "OR"
          },
          {
            "children": [],
            "cpe_match": [
              {
                "cpe23Uri": "cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*",
                "cpe_name": [],
                "vulnerable": true
              },
              {
                "cpe23Uri": "cpe:2.3:o:debian:debian_linux:11.0:*:*:*:*:*:*:*",
                "cpe_name": [],
                "vulnerable": true
              }
            ],
            "operator": "OR"
          },
          {
            "children": [],
            "cpe_match": [
              {
                "cpe23Uri": "cpe:2.3:a:tenable:tenable.sc:*:*:*:*:*:*:*:*",
                "cpe_name": [],
                "versionEndExcluding": "5.20.0",
                "versionStartIncluding": "5.16.0",
                "vulnerable": true
              }
            ],
            "operator": "OR"
          },
          {
            "children": [],
            "cpe_match": [
              {
                "cpe23Uri": "cpe:2.3:a:netapp:cloud_backup:-:*:*:*:*:*:*:*",
                "cpe_name": [],
                "vulnerable": true
              }
            ],
            "operator": "OR"
          },
          {
            "children": [],
            "cpe_match": [
              {
                "cpe23Uri": "cpe:2.3:a:oracle:http_server:12.2.1.3.0:*:*:*:*:*:*:*",
                "cpe_name": [],
                "vulnerable": true
              },
              {
                "cpe23Uri": "cpe:2.3:a:oracle:instantis_enterprisetrack:17.1:*:*:*:*:*:*:*",
                "cpe_name": [],
                "vulnerable": true
              },
              {
                "cpe23Uri": "cpe:2.3:a:oracle:instantis_enterprisetrack:17.2:*:*:*:*:*:*:*",
                "cpe_name": [],
                "vulnerable": true
              },
              {
                "cpe23Uri": "cpe:2.3:a:oracle:instantis_enterprisetrack:17.3:*:*:*:*:*:*:*",
                "cpe_name": [],
                "vulnerable": true
              },
              {
                "cpe23Uri": "cpe:2.3:a:oracle:http_server:12.2.1.4.0:*:*:*:*:*:*:*",
                "cpe_name": [],
                "vulnerable": true
              },
              {
                "cpe23Uri": "cpe:2.3:a:oracle:zfs_storage_appliance_kit:8.8:*:*:*:*:*:*:*",
                "cpe_name": [],
                "vulnerable": true
              },
              {
                "cpe23Uri": "cpe:2.3:a:oracle:communications_operations_monitor:4.3:*:*:*:*:*:*:*",
                "cpe_name": [],
                "vulnerable": true
              },
              {
                "cpe23Uri": "cpe:2.3:a:oracle:communications_operations_monitor:4.4:*:*:*:*:*:*:*",
                "cpe_name": [],
                "vulnerable": true
              },
              {
                "cpe23Uri": "cpe:2.3:a:oracle:communications_operations_monitor:5.0:*:*:*:*:*:*:*",
                "cpe_name": [],
                "vulnerable": true
              },
              {
                "cpe23Uri": "cpe:2.3:a:oracle:communications_element_manager:*:*:*:*:*:*:*:*",
                "cpe_name": [],
                "versionEndIncluding": "9.0",
                "vulnerable": true
              },
              {
                "cpe23Uri": "cpe:2.3:a:oracle:communications_session_report_manager:*:*:*:*:*:*:*:*",
                "cpe_name": [],
                "versionEndIncluding": "9.0",
                "vulnerable": true
              },
              {
                "cpe23Uri": "cpe:2.3:a:oracle:communications_session_route_manager:*:*:*:*:*:*:*:*",
                "cpe_name": [],
                "versionEndIncluding": "9.0",
                "vulnerable": true
              }
            ],
            "operator": "OR"
          },
          {
            "children": [],
            "cpe_match": [
              {
                "cpe23Uri": "cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*",
                "cpe_name": [],
                "versionEndExcluding": "10.15.7",
                "vulnerable": true
              },
              {
                "cpe23Uri": "cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2020-001:*:*:*:*:*:*",
                "cpe_name": [],
                "vulnerable": true
              },
              {
                "cpe23Uri": "cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2021-001:*:*:*:*:*:*",
                "cpe_name": [],
                "vulnerable": true
              },
              {
                "cpe23Uri": "cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2021-002:*:*:*:*:*:*",
                "cpe_name": [],
                "vulnerable": true
              },
              {
                "cpe23Uri": "cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2021-003:*:*:*:*:*:*",
                "cpe_name": [],
                "vulnerable": true
              },
              {
                "cpe23Uri": "cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2021-004:*:*:*:*:*:*",
                "cpe_name": [],
                "vulnerable": true
              },
              {
                "cpe23Uri": "cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2021-005:*:*:*:*:*:*",
                "cpe_name": [],
                "vulnerable": true
              },
              {
                "cpe23Uri": "cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2021-006:*:*:*:*:*:*",
                "cpe_name": [],
                "vulnerable": true
              },
              {
                "cpe23Uri": "cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2021-008:*:*:*:*:*:*",
                "cpe_name": [],
                "vulnerable": true
              },
              {
                "cpe23Uri": "cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2021-007:*:*:*:*:*:*",
                "cpe_name": [],
                "vulnerable": true
              },
              {
                "cpe23Uri": "cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2022-002:*:*:*:*:*:*",
                "cpe_name": [],
                "vulnerable": true
              },
              {
                "cpe23Uri": "cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2022-001:*:*:*:*:*:*",
                "cpe_name": [],
                "vulnerable": true
              },
              {
                "cpe23Uri": "cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*",
                "cpe_name": [],
                "versionEndExcluding": "11.6.6",
                "versionStartIncluding": "11.0",
                "vulnerable": true
              },
              {
                "cpe23Uri": "cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2022-003:*:*:*:*:*:*",
                "cpe_name": [],
                "vulnerable": true
              },
              {
                "cpe23Uri": "cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*",
                "cpe_name": [],
                "versionEndExcluding": "12.4",
                "versionStartIncluding": "12.0",
                "vulnerable": true
              }
            ],
            "operator": "OR"
          }
        ]
      },
      "cve": {
        "CVE_data_meta": {
          "ASSIGNER": "security@apache.org",
          "ID": "CVE-2021-44790"
        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "en",
              "value": "A carefully crafted request body can cause a buffer overflow in the mod_lua multipart parser (r:parsebody() called from Lua scripts). The Apache httpd team is not aware of an exploit for the vulnerabilty though it might be possible to craft one. This issue affects Apache HTTP Server 2.4.51 and earlier."
            }
          ]
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "en",
                  "value": "CWE-787"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "http://httpd.apache.org/security/vulnerabilities_24.html",
              "refsource": "MISC",
              "tags": [
                "Vendor Advisory"
              ],
              "url": "http://httpd.apache.org/security/vulnerabilities_24.html"
            },
            {
              "name": "[oss-security] 20211220 CVE-2021-44790: Apache HTTP Server: Possible buffer overflow when parsing multipart content in mod_lua of Apache HTTP Server 2.4.51 and earlier",
              "refsource": "MLIST",
              "tags": [
                "Mailing List",
                "Third Party Advisory"
              ],
              "url": "http://www.openwall.com/lists/oss-security/2021/12/20/4"
            },
            {
              "name": "FEDORA-2021-29a536c2ae",
              "refsource": "FEDORA",
              "tags": [
                "Mailing List",
                "Third Party Advisory"
              ],
              "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/BFSWOH4X77CV7AH7C4RMHUBDWKQDL4YH/"
            },
            {
              "name": "https://security.netapp.com/advisory/ntap-20211224-0001/",
              "refsource": "CONFIRM",
              "tags": [
                "Third Party Advisory"
              ],
              "url": "https://security.netapp.com/advisory/ntap-20211224-0001/"
            },
            {
              "name": "DSA-5035",
              "refsource": "DEBIAN",
              "tags": [
                "Third Party Advisory"
              ],
              "url": "https://www.debian.org/security/2022/dsa-5035"
            },
            {
              "name": "https://www.tenable.com/security/tns-2022-01",
              "refsource": "CONFIRM",
              "tags": [
                "Third Party Advisory"
              ],
              "url": "https://www.tenable.com/security/tns-2022-01"
            },
            {
              "name": "https://www.tenable.com/security/tns-2022-03",
              "refsource": "CONFIRM",
              "tags": [
                "Third Party Advisory"
              ],
              "url": "https://www.tenable.com/security/tns-2022-03"
            },
            {
              "name": "https://www.oracle.com/security-alerts/cpujan2022.html",
              "refsource": "MISC",
              "tags": [
                "Patch",
                "Third Party Advisory"
              ],
              "url": "https://www.oracle.com/security-alerts/cpujan2022.html"
            },
            {
              "name": "FEDORA-2022-b4103753e9",
              "refsource": "FEDORA",
              "tags": [
                "Mailing List",
                "Third Party Advisory"
              ],
              "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/RGWILBORT67SHMSLYSQZG2NMXGCMPUZO/"
            },
            {
              "name": "FEDORA-2022-21264ec6db",
              "refsource": "FEDORA",
              "tags": [
                "Third Party Advisory"
              ],
              "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/Z7H26WJ6TPKNWV3QKY4BHKUKQVUTZJTD/"
            },
            {
              "name": "FEDORA-2022-78e3211c55",
              "refsource": "FEDORA",
              "tags": [
                "Third Party Advisory"
              ],
              "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/X73C35MMMZGBVPQQCH7LQZUMYZNQA5FO/"
            },
            {
              "name": "https://www.oracle.com/security-alerts/cpuapr2022.html",
              "refsource": "MISC",
              "tags": [
                "Patch",
                "Third Party Advisory"
              ],
              "url": "https://www.oracle.com/security-alerts/cpuapr2022.html"
            },
            {
              "name": "https://support.apple.com/kb/HT213255",
              "refsource": "CONFIRM",
              "tags": [
                "Third Party Advisory"
              ],
              "url": "https://support.apple.com/kb/HT213255"
            },
            {
              "name": "https://support.apple.com/kb/HT213256",
              "refsource": "CONFIRM",
              "tags": [
                "Third Party Advisory"
              ],
              "url": "https://support.apple.com/kb/HT213256"
            },
            {
              "name": "https://support.apple.com/kb/HT213257",
              "refsource": "CONFIRM",
              "tags": [
                "Third Party Advisory"
              ],
              "url": "https://support.apple.com/kb/HT213257"
            },
            {
              "name": "20220516 APPLE-SA-2022-05-16-2 macOS Monterey 12.4",
              "refsource": "FULLDISC",
              "tags": [
                "Mailing List",
                "Third Party Advisory"
              ],
              "url": "http://seclists.org/fulldisclosure/2022/May/38"
            },
            {
              "name": "20220516 APPLE-SA-2022-05-16-4 Security Update 2022-004 Catalina",
              "refsource": "FULLDISC",
              "tags": [
                "Mailing List",
                "Third Party Advisory"
              ],
              "url": "http://seclists.org/fulldisclosure/2022/May/33"
            },
            {
              "name": "20220516 APPLE-SA-2022-05-16-3 macOS Big Sur 11.6.6",
              "refsource": "FULLDISC",
              "tags": [
                "Mailing List",
                "Third Party Advisory"
              ],
              "url": "http://seclists.org/fulldisclosure/2022/May/35"
            },
            {
              "name": "GLSA-202208-20",
              "refsource": "GENTOO",
              "tags": [
                "Third Party Advisory"
              ],
              "url": "https://security.gentoo.org/glsa/202208-20"
            },
            {
              "name": "http://packetstormsecurity.com/files/171631/Apache-2.4.x-Buffer-Overflow.html",
              "refsource": "MISC",
              "tags": [],
              "url": "http://packetstormsecurity.com/files/171631/Apache-2.4.x-Buffer-Overflow.html"
            }
          ]
        }
      },
      "impact": {
        "baseMetricV2": {
          "acInsufInfo": false,
          "cvssV2": {
            "accessComplexity": "LOW",
            "accessVector": "NETWORK",
            "authentication": "NONE",
            "availabilityImpact": "PARTIAL",
            "baseScore": 7.5,
            "confidentialityImpact": "PARTIAL",
            "integrityImpact": "PARTIAL",
            "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P",
            "version": "2.0"
          },
          "exploitabilityScore": 10.0,
          "impactScore": 6.4,
          "obtainAllPrivilege": false,
          "obtainOtherPrivilege": false,
          "obtainUserPrivilege": false,
          "severity": "HIGH",
          "userInteractionRequired": false
        },
        "baseMetricV3": {
          "cvssV3": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 9.8,
            "baseSeverity": "CRITICAL",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
            "version": "3.1"
          },
          "exploitabilityScore": 3.9,
          "impactScore": 5.9
        }
      },
      "lastModifiedDate": "2023-04-03T20:15Z",
      "publishedDate": "2021-12-20T12:15Z"
    }
  }
}

CVE-2021-44790 (GCVE-0-2021-44790)

Vulnerability from cvelistv5 – Published: 2021-12-20 00:00 – Updated: 2024-08-04 04:32

Title

Possible buffer overflow when parsing multipart content in mod_lua of Apache HTTP Server 2.4.51 and earlier

Summary

Severity

No CVSS data available.

CWE

CWE-787 - Out-of-bounds Write

Assigner

apache CNA under the mitre root

CNA scorecard B 76/100 over 1177 records in the last 180 days details

References

20 references

URL	Tags
http://httpd.apache.org/security/vulnerabilities_…
http://www.openwall.com/lists/oss-security/2021/12/20/4	mailing-list
https://lists.fedoraproject.org/archives/list/pac…	vendor-advisory
https://www.debian.org/security/2022/dsa-5035	vendor-advisory
https://www.oracle.com/security-alerts/cpujan2022.html
https://security.netapp.com/advisory/ntap-2021122…
https://www.tenable.com/security/tns-2022-01
https://www.tenable.com/security/tns-2022-03
https://lists.fedoraproject.org/archives/list/pac…	vendor-advisory
https://lists.fedoraproject.org/archives/list/pac…	vendor-advisory
https://lists.fedoraproject.org/archives/list/pac…	vendor-advisory
https://www.oracle.com/security-alerts/cpuapr2022.html
https://support.apple.com/kb/HT213257
https://support.apple.com/kb/HT213256
https://support.apple.com/kb/HT213255
http://seclists.org/fulldisclosure/2022/May/33	mailing-list
http://seclists.org/fulldisclosure/2022/May/35	mailing-list
http://seclists.org/fulldisclosure/2022/May/38	mailing-list
https://security.gentoo.org/glsa/202208-20	vendor-advisory
http://packetstormsecurity.com/files/171631/Apach…

Impacted products

1 product

Vendor	Product	Version
Apache Software Foundation	Apache HTTP Server	Affected: Apache HTTP Server 2.4 , ≤ 2.4.51 (custom)

Credits

Chamal Anonymous working with Trend Micro Zero Day Initiative

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-04T04:32:13.543Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_transferred"
            ],
            "url": "http://httpd.apache.org/security/vulnerabilities_24.html"
          },
          {
            "name": "[oss-security] 20211220 CVE-2021-44790: Apache HTTP Server: Possible buffer overflow when parsing multipart content in mod_lua of Apache HTTP Server 2.4.51 and earlier",
            "tags": [
              "mailing-list",
              "x_transferred"
            ],
            "url": "http://www.openwall.com/lists/oss-security/2021/12/20/4"
          },
          {
            "name": "FEDORA-2021-29a536c2ae",
            "tags": [
              "vendor-advisory",
              "x_transferred"
            ],
            "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/BFSWOH4X77CV7AH7C4RMHUBDWKQDL4YH/"
          },
          {
            "name": "DSA-5035",
            "tags": [
              "vendor-advisory",
              "x_transferred"
            ],
            "url": "https://www.debian.org/security/2022/dsa-5035"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://www.oracle.com/security-alerts/cpujan2022.html"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://security.netapp.com/advisory/ntap-20211224-0001/"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://www.tenable.com/security/tns-2022-01"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://www.tenable.com/security/tns-2022-03"
          },
          {
            "name": "FEDORA-2022-b4103753e9",
            "tags": [
              "vendor-advisory",
              "x_transferred"
            ],
            "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/RGWILBORT67SHMSLYSQZG2NMXGCMPUZO/"
          },
          {
            "name": "FEDORA-2022-21264ec6db",
            "tags": [
              "vendor-advisory",
              "x_transferred"
            ],
            "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/Z7H26WJ6TPKNWV3QKY4BHKUKQVUTZJTD/"
          },
          {
            "name": "FEDORA-2022-78e3211c55",
            "tags": [
              "vendor-advisory",
              "x_transferred"
            ],
            "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/X73C35MMMZGBVPQQCH7LQZUMYZNQA5FO/"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://www.oracle.com/security-alerts/cpuapr2022.html"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://support.apple.com/kb/HT213257"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://support.apple.com/kb/HT213256"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://support.apple.com/kb/HT213255"
          },
          {
            "name": "20220516 APPLE-SA-2022-05-16-4 Security Update 2022-004 Catalina",
            "tags": [
              "mailing-list",
              "x_transferred"
            ],
            "url": "http://seclists.org/fulldisclosure/2022/May/33"
          },
          {
            "name": "20220516 APPLE-SA-2022-05-16-3 macOS Big Sur 11.6.6",
            "tags": [
              "mailing-list",
              "x_transferred"
            ],
            "url": "http://seclists.org/fulldisclosure/2022/May/35"
          },
          {
            "name": "20220516 APPLE-SA-2022-05-16-2 macOS Monterey 12.4",
            "tags": [
              "mailing-list",
              "x_transferred"
            ],
            "url": "http://seclists.org/fulldisclosure/2022/May/38"
          },
          {
            "name": "GLSA-202208-20",
            "tags": [
              "vendor-advisory",
              "x_transferred"
            ],
            "url": "https://security.gentoo.org/glsa/202208-20"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "http://packetstormsecurity.com/files/171631/Apache-2.4.x-Buffer-Overflow.html"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "Apache HTTP Server",
          "vendor": "Apache Software Foundation",
          "versions": [
            {
              "lessThanOrEqual": "2.4.51",
              "status": "affected",
              "version": "Apache HTTP Server 2.4",
              "versionType": "custom"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "value": "Chamal"
        },
        {
          "lang": "en",
          "value": "Anonymous working with Trend Micro Zero Day Initiative"
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "A carefully crafted request body can cause a buffer overflow in the mod_lua multipart parser (r:parsebody() called from Lua scripts). The Apache httpd team is not aware of an exploit for the vulnerabilty though it might be possible to craft one. This issue affects Apache HTTP Server 2.4.51 and earlier."
        }
      ],
      "metrics": [
        {
          "other": {
            "content": {
              "other": "high"
            },
            "type": "unknown"
          }
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-787",
              "description": "CWE-787 Out-of-bounds Write",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2023-04-03T00:00:00.000Z",
        "orgId": "f0158376-9dc2-43b6-827c-5f631a4d8d09",
        "shortName": "apache"
      },
      "references": [
        {
          "url": "http://httpd.apache.org/security/vulnerabilities_24.html"
        },
        {
          "name": "[oss-security] 20211220 CVE-2021-44790: Apache HTTP Server: Possible buffer overflow when parsing multipart content in mod_lua of Apache HTTP Server 2.4.51 and earlier",
          "tags": [
            "mailing-list"
          ],
          "url": "http://www.openwall.com/lists/oss-security/2021/12/20/4"
        },
        {
          "name": "FEDORA-2021-29a536c2ae",
          "tags": [
            "vendor-advisory"
          ],
          "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/BFSWOH4X77CV7AH7C4RMHUBDWKQDL4YH/"
        },
        {
          "name": "DSA-5035",
          "tags": [
            "vendor-advisory"
          ],
          "url": "https://www.debian.org/security/2022/dsa-5035"
        },
        {
          "url": "https://www.oracle.com/security-alerts/cpujan2022.html"
        },
        {
          "url": "https://security.netapp.com/advisory/ntap-20211224-0001/"
        },
        {
          "url": "https://www.tenable.com/security/tns-2022-01"
        },
        {
          "url": "https://www.tenable.com/security/tns-2022-03"
        },
        {
          "name": "FEDORA-2022-b4103753e9",
          "tags": [
            "vendor-advisory"
          ],
          "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/RGWILBORT67SHMSLYSQZG2NMXGCMPUZO/"
        },
        {
          "name": "FEDORA-2022-21264ec6db",
          "tags": [
            "vendor-advisory"
          ],
          "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/Z7H26WJ6TPKNWV3QKY4BHKUKQVUTZJTD/"
        },
        {
          "name": "FEDORA-2022-78e3211c55",
          "tags": [
            "vendor-advisory"
          ],
          "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/X73C35MMMZGBVPQQCH7LQZUMYZNQA5FO/"
        },
        {
          "url": "https://www.oracle.com/security-alerts/cpuapr2022.html"
        },
        {
          "url": "https://support.apple.com/kb/HT213257"
        },
        {
          "url": "https://support.apple.com/kb/HT213256"
        },
        {
          "url": "https://support.apple.com/kb/HT213255"
        },
        {
          "name": "20220516 APPLE-SA-2022-05-16-4 Security Update 2022-004 Catalina",
          "tags": [
            "mailing-list"
          ],
          "url": "http://seclists.org/fulldisclosure/2022/May/33"
        },
        {
          "name": "20220516 APPLE-SA-2022-05-16-3 macOS Big Sur 11.6.6",
          "tags": [
            "mailing-list"
          ],
          "url": "http://seclists.org/fulldisclosure/2022/May/35"
        },
        {
          "name": "20220516 APPLE-SA-2022-05-16-2 macOS Monterey 12.4",
          "tags": [
            "mailing-list"
          ],
          "url": "http://seclists.org/fulldisclosure/2022/May/38"
        },
        {
          "name": "GLSA-202208-20",
          "tags": [
            "vendor-advisory"
          ],
          "url": "https://security.gentoo.org/glsa/202208-20"
        },
        {
          "url": "http://packetstormsecurity.com/files/171631/Apache-2.4.x-Buffer-Overflow.html"
        }
      ],
      "source": {
        "discovery": "UNKNOWN"
      },
      "timeline": [
        {
          "lang": "en",
          "time": "2021-12-07T00:00:00.000Z",
          "value": "Reported to security team"
        },
        {
          "lang": "en",
          "time": "2021-12-16T00:00:00.000Z",
          "value": "Fixed by r1896039 in 2.4.x"
        }
      ],
      "title": "Possible buffer overflow when parsing multipart content in mod_lua of Apache HTTP Server 2.4.51 and earlier",
      "x_generator": {
        "engine": "Vulnogram 0.0.9"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "f0158376-9dc2-43b6-827c-5f631a4d8d09",
    "assignerShortName": "apache",
    "cveId": "CVE-2021-44790",
    "datePublished": "2021-12-20T00:00:00.000Z",
    "dateReserved": "2021-12-10T00:00:00.000Z",
    "dateUpdated": "2024-08-04T04:32:13.543Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}

Sightings

Author	Source	Type	Date	Other

Nomenclature

Seen: The vulnerability was mentioned, discussed, or observed by the user.
Confirmed: The vulnerability has been validated from an analyst's perspective.
Published Proof of Concept: A public proof of concept is available for this vulnerability.
Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
Not confirmed: The user expressed doubt about the validity of the vulnerability.
Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.

Vulnerability timeline

Sightings and recorded dates, grouped by day · UTC

Order JSON

Publication & reservation Sightings KEV catalogs Other timestamps

Loading timeline…

The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base model, served locally by ML-Gateway. They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.

Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.

Action not permitted