CVE-2011-1176 (GCVE-0-2011-1176)

Vulnerability from cvelistv5 – Published: 2011-03-29 18:00 – Updated: 2024-08-06 22:21
VLAI
Summary
The configuration merger in itk.c in the Steinar H. Gunderson mpm-itk Multi-Processing Module 2.2.11-01 and 2.2.11-02 for the Apache HTTP Server does not properly handle certain configuration sections that specify NiceValue but not AssignUserID, which might allow remote attackers to gain privileges by leveraging the root uid and root gid of an mpm-itk process.
Severity
No CVSS data available.
CWE
  • n/a
Assigner
References
Date Public
2011-03-20 00:00
Show details on NVD website
To clipboard 

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-06T22:21:32.223Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "name": "46953",
            "tags": [
              "vdb-entry",
              "x_refsource_BID",
              "x_transferred"
            ],
            "url": "http://www.securityfocus.com/bid/46953"
          },
          {
            "name": "MDVSA-2011:057",
            "tags": [
              "vendor-advisory",
              "x_refsource_MANDRIVA",
              "x_transferred"
            ],
            "url": "http://www.mandriva.com/security/advisories?name=MDVSA-2011:057"
          },
          {
            "name": "[mpm-itk] 20110321 mpm-itk version 2.2.17-01 released",
            "tags": [
              "mailing-list",
              "x_refsource_MLIST",
              "x_transferred"
            ],
            "url": "http://lists.err.no/pipermail/mpm-itk/2011-March/000394.html"
          },
          {
            "tags": [
              "x_refsource_CONFIRM",
              "x_transferred"
            ],
            "url": "http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=618857"
          },
          {
            "name": "apache-mtmitk-weak-security(66248)",
            "tags": [
              "vdb-entry",
              "x_refsource_XF",
              "x_transferred"
            ],
            "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/66248"
          },
          {
            "name": "ADV-2011-0824",
            "tags": [
              "vdb-entry",
              "x_refsource_VUPEN",
              "x_transferred"
            ],
            "url": "http://www.vupen.com/english/advisories/2011/0824"
          },
          {
            "name": "ADV-2011-0748",
            "tags": [
              "vdb-entry",
              "x_refsource_VUPEN",
              "x_transferred"
            ],
            "url": "http://www.vupen.com/english/advisories/2011/0748"
          },
          {
            "name": "DSA-2202",
            "tags": [
              "vendor-advisory",
              "x_refsource_DEBIAN",
              "x_transferred"
            ],
            "url": "http://www.debian.org/security/2011/dsa-2202"
          },
          {
            "name": "ADV-2011-0749",
            "tags": [
              "vdb-entry",
              "x_refsource_VUPEN",
              "x_transferred"
            ],
            "url": "http://www.vupen.com/english/advisories/2011/0749"
          },
          {
            "name": "[oss-security] 20110321 Re: CVE request: MPM-ITK module for Apache HTTPD",
            "tags": [
              "mailing-list",
              "x_refsource_MLIST",
              "x_transferred"
            ],
            "url": "http://openwall.com/lists/oss-security/2011/03/21/13"
          },
          {
            "name": "[oss-security] 20110320 CVE request: MPM-ITK module for Apache HTTPD",
            "tags": [
              "mailing-list",
              "x_refsource_MLIST",
              "x_transferred"
            ],
            "url": "http://openwall.com/lists/oss-security/2011/03/20/1"
          },
          {
            "name": "[mpm-itk] 20110321 CVE 2011-1176: Sometimes runs as root instead of the default Apache user",
            "tags": [
              "mailing-list",
              "x_refsource_MLIST",
              "x_transferred"
            ],
            "url": "http://lists.err.no/pipermail/mpm-itk/2011-March/000393.html"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ],
      "datePublic": "2011-03-20T00:00:00.000Z",
      "descriptions": [
        {
          "lang": "en",
          "value": "The configuration merger in itk.c in the Steinar H. Gunderson mpm-itk Multi-Processing Module 2.2.11-01 and 2.2.11-02 for the Apache HTTP Server does not properly handle certain configuration sections that specify NiceValue but not AssignUserID, which might allow remote attackers to gain privileges by leveraging the root uid and root gid of an mpm-itk process."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "n/a",
              "lang": "en",
              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2017-08-16T14:57:01.000Z",
        "orgId": "53f830b8-0a3f-465b-8143-3b8a9948e749",
        "shortName": "redhat"
      },
      "references": [
        {
          "name": "46953",
          "tags": [
            "vdb-entry",
            "x_refsource_BID"
          ],
          "url": "http://www.securityfocus.com/bid/46953"
        },
        {
          "name": "MDVSA-2011:057",
          "tags": [
            "vendor-advisory",
            "x_refsource_MANDRIVA"
          ],
          "url": "http://www.mandriva.com/security/advisories?name=MDVSA-2011:057"
        },
        {
          "name": "[mpm-itk] 20110321 mpm-itk version 2.2.17-01 released",
          "tags": [
            "mailing-list",
            "x_refsource_MLIST"
          ],
          "url": "http://lists.err.no/pipermail/mpm-itk/2011-March/000394.html"
        },
        {
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=618857"
        },
        {
          "name": "apache-mtmitk-weak-security(66248)",
          "tags": [
            "vdb-entry",
            "x_refsource_XF"
          ],
          "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/66248"
        },
        {
          "name": "ADV-2011-0824",
          "tags": [
            "vdb-entry",
            "x_refsource_VUPEN"
          ],
          "url": "http://www.vupen.com/english/advisories/2011/0824"
        },
        {
          "name": "ADV-2011-0748",
          "tags": [
            "vdb-entry",
            "x_refsource_VUPEN"
          ],
          "url": "http://www.vupen.com/english/advisories/2011/0748"
        },
        {
          "name": "DSA-2202",
          "tags": [
            "vendor-advisory",
            "x_refsource_DEBIAN"
          ],
          "url": "http://www.debian.org/security/2011/dsa-2202"
        },
        {
          "name": "ADV-2011-0749",
          "tags": [
            "vdb-entry",
            "x_refsource_VUPEN"
          ],
          "url": "http://www.vupen.com/english/advisories/2011/0749"
        },
        {
          "name": "[oss-security] 20110321 Re: CVE request: MPM-ITK module for Apache HTTPD",
          "tags": [
            "mailing-list",
            "x_refsource_MLIST"
          ],
          "url": "http://openwall.com/lists/oss-security/2011/03/21/13"
        },
        {
          "name": "[oss-security] 20110320 CVE request: MPM-ITK module for Apache HTTPD",
          "tags": [
            "mailing-list",
            "x_refsource_MLIST"
          ],
          "url": "http://openwall.com/lists/oss-security/2011/03/20/1"
        },
        {
          "name": "[mpm-itk] 20110321 CVE 2011-1176: Sometimes runs as root instead of the default Apache user",
          "tags": [
            "mailing-list",
            "x_refsource_MLIST"
          ],
          "url": "http://lists.err.no/pipermail/mpm-itk/2011-March/000393.html"
        }
      ],
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "secalert@redhat.com",
          "ID": "CVE-2011-1176",
          "STATE": "PUBLIC"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "n/a",
                      "version": {
                        "version_data": [
                          {
                            "version_value": "n/a"
                          }
                        ]
                      }
                    }
                  ]
                },
                "vendor_name": "n/a"
              }
            ]
          }
        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "eng",
              "value": "The configuration merger in itk.c in the Steinar H. Gunderson mpm-itk Multi-Processing Module 2.2.11-01 and 2.2.11-02 for the Apache HTTP Server does not properly handle certain configuration sections that specify NiceValue but not AssignUserID, which might allow remote attackers to gain privileges by leveraging the root uid and root gid of an mpm-itk process."
            }
          ]
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "eng",
                  "value": "n/a"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "46953",
              "refsource": "BID",
              "url": "http://www.securityfocus.com/bid/46953"
            },
            {
              "name": "MDVSA-2011:057",
              "refsource": "MANDRIVA",
              "url": "http://www.mandriva.com/security/advisories?name=MDVSA-2011:057"
            },
            {
              "name": "[mpm-itk] 20110321 mpm-itk version 2.2.17-01 released",
              "refsource": "MLIST",
              "url": "http://lists.err.no/pipermail/mpm-itk/2011-March/000394.html"
            },
            {
              "name": "http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=618857",
              "refsource": "CONFIRM",
              "url": "http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=618857"
            },
            {
              "name": "apache-mtmitk-weak-security(66248)",
              "refsource": "XF",
              "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/66248"
            },
            {
              "name": "ADV-2011-0824",
              "refsource": "VUPEN",
              "url": "http://www.vupen.com/english/advisories/2011/0824"
            },
            {
              "name": "ADV-2011-0748",
              "refsource": "VUPEN",
              "url": "http://www.vupen.com/english/advisories/2011/0748"
            },
            {
              "name": "DSA-2202",
              "refsource": "DEBIAN",
              "url": "http://www.debian.org/security/2011/dsa-2202"
            },
            {
              "name": "ADV-2011-0749",
              "refsource": "VUPEN",
              "url": "http://www.vupen.com/english/advisories/2011/0749"
            },
            {
              "name": "[oss-security] 20110321 Re: CVE request: MPM-ITK module for Apache HTTPD",
              "refsource": "MLIST",
              "url": "http://openwall.com/lists/oss-security/2011/03/21/13"
            },
            {
              "name": "[oss-security] 20110320 CVE request: MPM-ITK module for Apache HTTPD",
              "refsource": "MLIST",
              "url": "http://openwall.com/lists/oss-security/2011/03/20/1"
            },
            {
              "name": "[mpm-itk] 20110321 CVE 2011-1176: Sometimes runs as root instead of the default Apache user",
              "refsource": "MLIST",
              "url": "http://lists.err.no/pipermail/mpm-itk/2011-March/000393.html"
            }
          ]
        }
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "53f830b8-0a3f-465b-8143-3b8a9948e749",
    "assignerShortName": "redhat",
    "cveId": "CVE-2011-1176",
    "datePublished": "2011-03-29T18:00:00.000Z",
    "dateReserved": "2011-03-03T00:00:00.000Z",
    "dateUpdated": "2024-08-06T22:21:32.223Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1",
  "vulnerability-lookup:meta": {
    "epss": {
      "cve": "CVE-2011-1176",
      "date": "2026-09-21",
      "epss": "0.02721",
      "percentile": "0.8533"
    },
    "nvd": {
      "cve": {
        "configurations": [
          {
            "nodes": [
              {
                "cpeMatch": [
                  {
                    "criteria": "cpe:2.3:a:mpm-itk_project:mpm-itk:2.2.11-01:*:*:*:*:*:*:*",
                    "matchCriteriaId": "6720BE80-ADB0-4B14-BAD8-D89D9DE7A645",
                    "vulnerable": true
                  },
                  {
                    "criteria": "cpe:2.3:a:mpm-itk_project:mpm-itk:2.2.11-02:*:*:*:*:*:*:*",
                    "matchCriteriaId": "07684254-212B-4346-BE15-FF3767958979",
                    "vulnerable": true
                  }
                ],
                "negate": false,
                "operator": "OR"
              },
              {
                "cpeMatch": [
                  {
                    "criteria": "cpe:2.3:a:apache:http_server:*:*:*:*:*:*:*:*",
                    "matchCriteriaId": "5A6CD1F4-4C0E-4989-A2B3-DC086E8E80A3",
                    "vulnerable": false
                  }
                ],
                "negate": false,
                "operator": "OR"
              }
            ],
            "operator": "AND"
          },
          {
            "nodes": [
              {
                "cpeMatch": [
                  {
                    "criteria": "cpe:2.3:o:debian:debian_linux:5.0:*:*:*:*:*:*:*",
                    "matchCriteriaId": "8C757774-08E7-40AA-B532-6F705C8F7639",
                    "vulnerable": true
                  },
                  {
                    "criteria": "cpe:2.3:o:debian:debian_linux:6.0:*:*:*:*:*:*:*",
                    "matchCriteriaId": "036E8A89-7A16-411F-9D31-676313BB7244",
                    "vulnerable": true
                  },
                  {
                    "criteria": "cpe:2.3:o:debian:debian_linux:7.0:*:*:*:*:*:*:*",
                    "matchCriteriaId": "16F59A04-14CF-49E2-9973-645477EA09DA",
                    "vulnerable": true
                  }
                ],
                "negate": false,
                "operator": "OR"
              }
            ]
          }
        ],
        "cveTags": [],
        "descriptions": [
          {
            "lang": "en",
            "value": "The configuration merger in itk.c in the Steinar H. Gunderson mpm-itk Multi-Processing Module 2.2.11-01 and 2.2.11-02 for the Apache HTTP Server does not properly handle certain configuration sections that specify NiceValue but not AssignUserID, which might allow remote attackers to gain privileges by leveraging the root uid and root gid of an mpm-itk process."
          },
          {
            "lang": "es",
            "value": "La fusi\u00f3n de configuraci\u00f3n en itk.c en el Steinar H. Gunderson mpm-itk Multi-Processing Module v2.2.11-01 y v2.2.11-02 para el Servidor Apache HTTP, no maneja adecuadamente ciertas secciones de configuraci\u00f3n que especifican NiceValue pero no AssignUserID, lo que podr\u00eda permitir a atacantes remotos obtener privilegios mediante el aprovechamiento de la UID y GID de root de un proceso mpm-itk."
          }
        ],
        "id": "CVE-2011-1176",
        "lastModified": "2026-04-29T01:13:23.040",
        "metrics": {
          "cvssMetricV2": [
            {
              "acInsufInfo": false,
              "baseSeverity": "MEDIUM",
              "cvssData": {
                "accessComplexity": "MEDIUM",
                "accessVector": "NETWORK",
                "authentication": "NONE",
                "availabilityImpact": "NONE",
                "baseScore": 4.3,
                "confidentialityImpact": "NONE",
                "integrityImpact": "PARTIAL",
                "vectorString": "AV:N/AC:M/Au:N/C:N/I:P/A:N",
                "version": "2.0"
              },
              "exploitabilityScore": 8.6,
              "impactScore": 2.9,
              "obtainAllPrivilege": false,
              "obtainOtherPrivilege": false,
              "obtainUserPrivilege": false,
              "source": "nvd@nist.gov",
              "type": "Primary",
              "userInteractionRequired": false
            }
          ]
        },
        "published": "2011-03-29T18:55:02.003",
        "references": [
          {
            "source": "secalert@redhat.com",
            "tags": [
              "Issue Tracking",
              "Patch",
              "Third Party Advisory"
            ],
            "url": "http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=618857"
          },
          {
            "source": "secalert@redhat.com",
            "tags": [
              "Patch",
              "Third Party Advisory"
            ],
            "url": "http://lists.err.no/pipermail/mpm-itk/2011-March/000393.html"
          },
          {
            "source": "secalert@redhat.com",
            "tags": [
              "Release Notes",
              "Third Party Advisory"
            ],
            "url": "http://lists.err.no/pipermail/mpm-itk/2011-March/000394.html"
          },
          {
            "source": "secalert@redhat.com",
            "tags": [
              "Mailing List",
              "Third Party Advisory"
            ],
            "url": "http://openwall.com/lists/oss-security/2011/03/20/1"
          },
          {
            "source": "secalert@redhat.com",
            "tags": [
              "Mailing List",
              "Third Party Advisory"
            ],
            "url": "http://openwall.com/lists/oss-security/2011/03/21/13"
          },
          {
            "source": "secalert@redhat.com",
            "tags": [
              "Third Party Advisory"
            ],
            "url": "http://www.debian.org/security/2011/dsa-2202"
          },
          {
            "source": "secalert@redhat.com",
            "tags": [
              "Third Party Advisory"
            ],
            "url": "http://www.mandriva.com/security/advisories?name=MDVSA-2011:057"
          },
          {
            "source": "secalert@redhat.com",
            "tags": [
              "Third Party Advisory",
              "VDB Entry"
            ],
            "url": "http://www.securityfocus.com/bid/46953"
          },
          {
            "source": "secalert@redhat.com",
            "tags": [
              "Third Party Advisory"
            ],
            "url": "http://www.vupen.com/english/advisories/2011/0748"
          },
          {
            "source": "secalert@redhat.com",
            "tags": [
              "Third Party Advisory"
            ],
            "url": "http://www.vupen.com/english/advisories/2011/0749"
          },
          {
            "source": "secalert@redhat.com",
            "tags": [
              "Third Party Advisory"
            ],
            "url": "http://www.vupen.com/english/advisories/2011/0824"
          },
          {
            "source": "secalert@redhat.com",
            "tags": [
              "Third Party Advisory",
              "VDB Entry"
            ],
            "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/66248"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Issue Tracking",
              "Patch",
              "Third Party Advisory"
            ],
            "url": "http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=618857"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Patch",
              "Third Party Advisory"
            ],
            "url": "http://lists.err.no/pipermail/mpm-itk/2011-March/000393.html"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Release Notes",
              "Third Party Advisory"
            ],
            "url": "http://lists.err.no/pipermail/mpm-itk/2011-March/000394.html"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Mailing List",
              "Third Party Advisory"
            ],
            "url": "http://openwall.com/lists/oss-security/2011/03/20/1"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Mailing List",
              "Third Party Advisory"
            ],
            "url": "http://openwall.com/lists/oss-security/2011/03/21/13"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Third Party Advisory"
            ],
            "url": "http://www.debian.org/security/2011/dsa-2202"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Third Party Advisory"
            ],
            "url": "http://www.mandriva.com/security/advisories?name=MDVSA-2011:057"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Third Party Advisory",
              "VDB Entry"
            ],
            "url": "http://www.securityfocus.com/bid/46953"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Third Party Advisory"
            ],
            "url": "http://www.vupen.com/english/advisories/2011/0748"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Third Party Advisory"
            ],
            "url": "http://www.vupen.com/english/advisories/2011/0749"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Third Party Advisory"
            ],
            "url": "http://www.vupen.com/english/advisories/2011/0824"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Third Party Advisory",
              "VDB Entry"
            ],
            "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/66248"
          }
        ],
        "sourceIdentifier": "secalert@redhat.com",
        "vulnStatus": "Modified",
        "weaknesses": [
          {
            "description": [
              {
                "lang": "en",
                "value": "NVD-CWE-noinfo"
              }
            ],
            "source": "nvd@nist.gov",
            "type": "Primary"
          }
        ]
      }
    }
  }
}



Log in or create an account to share your comment.




Tags
Taxonomy of the tags.





Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

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.


Detection rules are retrieved from Rulezet.


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.