GSD-2018-17157

Vulnerability from gsd - Updated: 2023-12-13 01:22
Details
In FreeBSD before 11.2-STABLE(r340854) and 11.2-RELEASE-p5, an integer overflow error when handling opcodes can cause memory corruption by sending a specially crafted NFSv4 request. Unprivileged remote users with access to the NFS server may be able to execute arbitrary code.
Aliases
Aliases
CVE-2018-17157
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{
  "GSD": {
    "alias": "CVE-2018-17157",
    "description": "In FreeBSD before 11.2-STABLE(r340854) and 11.2-RELEASE-p5, an integer overflow error when handling opcodes can cause memory corruption by sending a specially crafted NFSv4 request. Unprivileged remote users with access to the NFS server may be able to execute arbitrary code.",
    "id": "GSD-2018-17157"
  },
  "gsd": {
    "metadata": {
      "exploitCode": "unknown",
      "remediation": "unknown",
      "reportConfidence": "confirmed",
      "type": "vulnerability"
    },
    "osvSchema": {
      "aliases": [
        "CVE-2018-17157"
      ],
      "details": "In FreeBSD before 11.2-STABLE(r340854) and 11.2-RELEASE-p5, an integer overflow error when handling opcodes can cause memory corruption by sending a specially crafted NFSv4 request. Unprivileged remote users with access to the NFS server may be able to execute arbitrary code.",
      "id": "GSD-2018-17157",
      "modified": "2023-12-13T01:22:31.294979Z",
      "schema_version": "1.4.0"
    }
  },
  "namespaces": {
    "cve.org": {
      "CVE_data_meta": {
        "ASSIGNER": "secteam@freebsd.org",
        "ID": "CVE-2018-17157",
        "STATE": "PUBLIC"
      },
      "affects": {
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            {
              "product": {
                "product_data": [
                  {
                    "product_name": "FreeBSD",
                    "version": {
                      "version_data": [
                        {
                          "version_value": "FreeBSD 11.2 before 11.2-RELEASE-p5"
                        }
                      ]
                    }
                  }
                ]
              },
              "vendor_name": "FreeBSD"
            }
          ]
        }
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      "data_type": "CVE",
      "data_version": "4.0",
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            "value": "In FreeBSD before 11.2-STABLE(r340854) and 11.2-RELEASE-p5, an integer overflow error when handling opcodes can cause memory corruption by sending a specially crafted NFSv4 request. Unprivileged remote users with access to the NFS server may be able to execute arbitrary code."
          }
        ]
      },
      "problemtype": {
        "problemtype_data": [
          {
            "description": [
              {
                "lang": "eng",
                "value": "Kernel integer overflow"
              }
            ]
          }
        ]
      },
      "references": {
        "reference_data": [
          {
            "name": "106192",
            "refsource": "BID",
            "url": "http://www.securityfocus.com/bid/106192"
          },
          {
            "name": "https://secuniaresearch.flexerasoftware.com/secunia_research/2018-25/",
            "refsource": "MISC",
            "url": "https://secuniaresearch.flexerasoftware.com/secunia_research/2018-25/"
          },
          {
            "name": "FreeBSD-SA-18:13",
            "refsource": "FREEBSD",
            "url": "https://security.freebsd.org/advisories/FreeBSD-SA-18:13.nfs.asc"
          },
          {
            "name": "1042164",
            "refsource": "SECTRACK",
            "url": "http://www.securitytracker.com/id/1042164"
          }
        ]
      }
    },
    "nvd.nist.gov": {
      "configurations": {
        "CVE_data_version": "4.0",
        "nodes": [
          {
            "children": [],
            "cpe_match": [
              {
                "cpe23Uri": "cpe:2.3:o:freebsd:freebsd:*:*:*:*:*:*:*:*",
                "cpe_name": [],
                "versionEndExcluding": "11.2",
                "vulnerable": true
              },
              {
                "cpe23Uri": "cpe:2.3:o:freebsd:freebsd:11.2:p4:*:*:*:*:*:*",
                "cpe_name": [],
                "vulnerable": true
              }
            ],
            "operator": "OR"
          }
        ]
      },
      "cve": {
        "CVE_data_meta": {
          "ASSIGNER": "secteam@freebsd.org",
          "ID": "CVE-2018-17157"
        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "en",
              "value": "In FreeBSD before 11.2-STABLE(r340854) and 11.2-RELEASE-p5, an integer overflow error when handling opcodes can cause memory corruption by sending a specially crafted NFSv4 request. Unprivileged remote users with access to the NFS server may be able to execute arbitrary code."
            }
          ]
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "en",
                  "value": "CWE-190"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "FreeBSD-SA-18:13",
              "refsource": "FREEBSD",
              "tags": [
                "Patch",
                "Vendor Advisory"
              ],
              "url": "https://security.freebsd.org/advisories/FreeBSD-SA-18:13.nfs.asc"
            },
            {
              "name": "https://secuniaresearch.flexerasoftware.com/secunia_research/2018-25/",
              "refsource": "MISC",
              "tags": [
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              "url": "https://secuniaresearch.flexerasoftware.com/secunia_research/2018-25/"
            },
            {
              "name": "1042164",
              "refsource": "SECTRACK",
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                "VDB Entry"
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              "url": "http://www.securitytracker.com/id/1042164"
            },
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              "name": "106192",
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            }
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        }
      },
      "impact": {
        "baseMetricV2": {
          "acInsufInfo": false,
          "cvssV2": {
            "accessComplexity": "LOW",
            "accessVector": "NETWORK",
            "authentication": "NONE",
            "availabilityImpact": "COMPLETE",
            "baseScore": 10.0,
            "confidentialityImpact": "COMPLETE",
            "integrityImpact": "COMPLETE",
            "vectorString": "AV:N/AC:L/Au:N/C:C/I:C/A:C",
            "version": "2.0"
          },
          "exploitabilityScore": 10.0,
          "impactScore": 10.0,
          "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:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
            "version": "3.0"
          },
          "exploitabilityScore": 3.9,
          "impactScore": 5.9
        }
      },
      "lastModifiedDate": "2019-01-24T19:36Z",
      "publishedDate": "2018-12-04T15:29Z"
    }
  }
}



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