GSD-2011-3145

Vulnerability from gsd - Updated: 2023-12-13 01:19
Details
When mount.ecrpytfs_private before version 87-0ubuntu1.2 calls setreuid() it doesn't also set the effective group id. So when it creates the new version, mtab.tmp, it's created with the group id of the user running mount.ecryptfs_private.
Aliases
Aliases

{
  "GSD": {
    "alias": "CVE-2011-3145",
    "description": "When mount.ecrpytfs_private before version 87-0ubuntu1.2 calls setreuid() it doesn\u0027t also set the effective group id. So when it creates the new version, mtab.tmp, it\u0027s created with the group id of the user running mount.ecryptfs_private.",
    "id": "GSD-2011-3145",
    "references": [
      "https://www.suse.com/security/cve/CVE-2011-3145.html",
      "https://www.debian.org/security/2012/dsa-2382",
      "https://access.redhat.com/errata/RHSA-2011:1241",
      "https://linux.oracle.com/cve/CVE-2011-3145.html"
    ]
  },
  "gsd": {
    "metadata": {
      "exploitCode": "unknown",
      "remediation": "unknown",
      "reportConfidence": "confirmed",
      "type": "vulnerability"
    },
    "osvSchema": {
      "aliases": [
        "CVE-2011-3145"
      ],
      "details": "When mount.ecrpytfs_private before version 87-0ubuntu1.2 calls setreuid() it doesn\u0027t also set the effective group id. So when it creates the new version, mtab.tmp, it\u0027s created with the group id of the user running mount.ecryptfs_private.",
      "id": "GSD-2011-3145",
      "modified": "2023-12-13T01:19:10.168155Z",
      "schema_version": "1.4.0"
    }
  },
  "namespaces": {
    "cve.org": {
      "CVE_data_meta": {
        "ASSIGNER": "cve@mitre.org",
        "DATE_PUBLIC": "2011-08-23T00:00:00.000Z",
        "ID": "CVE-2011-3145",
        "STATE": "PUBLIC",
        "TITLE": "mount.ecrpytfs_private sets group owner of /etc/mtab to user\u0027s primary group"
      },
      "affects": {
        "vendor": {
          "vendor_data": [
            {
              "product": {
                "product_data": [
                  {
                    "product_name": "n/a",
                    "version": {
                      "version_data": [
                        {
                          "version_value": "n/a"
                        }
                      ]
                    }
                  }
                ]
              },
              "vendor_name": "n/a"
            }
          ]
        }
      },
      "credit": [
        {
          "lang": "eng",
          "value": " John L. Templer"
        }
      ],
      "data_format": "MITRE",
      "data_type": "CVE",
      "data_version": "4.0",
      "description": {
        "description_data": [
          {
            "lang": "eng",
            "value": "When mount.ecrpytfs_private before version 87-0ubuntu1.2 calls setreuid() it doesn\u0027t also set the effective group id. So when it creates the new version, mtab.tmp, it\u0027s created with the group id of the user running mount.ecryptfs_private."
          }
        ]
      },
      "impact": {
        "cvss": {
          "attackComplexity": "LOW",
          "attackVector": "LOCAL",
          "availabilityImpact": "LOW",
          "baseScore": 3.8,
          "baseSeverity": "LOW",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "privilegesRequired": "LOW",
          "scope": "CHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:L",
          "version": "3.0"
        }
      },
      "problemtype": {
        "problemtype_data": [
          {
            "description": [
              {
                "lang": "eng",
                "value": "n/a"
              }
            ]
          }
        ]
      },
      "references": {
        "reference_data": [
          {
            "name": "http://bazaar.launchpad.net/~ecryptfs/ecryptfs/trunk/revision/558",
            "refsource": "MISC",
            "url": "http://bazaar.launchpad.net/~ecryptfs/ecryptfs/trunk/revision/558"
          }
        ]
      },
      "source": {
        "advisory": "https://usn.ubuntu.com/1196-1/",
        "defect": [
          "https://bugs.launchpad.net/ubuntu/%2Bsource/ecryptfs-utils/%2Bbug/830850"
        ],
        "discovery": "EXTERNAL"
      }
    },
    "nvd.nist.gov": {
      "configurations": {
        "CVE_data_version": "4.0",
        "nodes": [
          {
            "children": [],
            "cpe_match": [
              {
                "cpe23Uri": "cpe:2.3:a:mount.ecrpytfs_private_project:mount.ecrpytfs_private:-:*:*:*:*:*:*:*",
                "cpe_name": [],
                "vulnerable": true
              }
            ],
            "operator": "OR"
          }
        ]
      },
      "cve": {
        "CVE_data_meta": {
          "ASSIGNER": "cve@mitre.org",
          "ID": "CVE-2011-3145"
        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "en",
              "value": "When mount.ecrpytfs_private before version 87-0ubuntu1.2 calls setreuid() it doesn\u0027t also set the effective group id. So when it creates the new version, mtab.tmp, it\u0027s created with the group id of the user running mount.ecryptfs_private."
            }
          ]
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "en",
                  "value": "CWE-254"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "http://bazaar.launchpad.net/~ecryptfs/ecryptfs/trunk/revision/558",
              "refsource": "MISC",
              "tags": [
                "Patch",
                "Third Party Advisory"
              ],
              "url": "http://bazaar.launchpad.net/~ecryptfs/ecryptfs/trunk/revision/558"
            }
          ]
        }
      },
      "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:3.0/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": "2019-10-09T23:03Z",
      "publishedDate": "2019-04-22T16:29Z"
    }
  }
}



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