FKIE_CVE-2010-4707

Vulnerability from fkie_nvd - Published: 2011-01-24 19:00 - Updated: 2026-06-16 23:25
Severity
Summary
The check_acl function in pam_xauth.c in the pam_xauth module in Linux-PAM (aka pam) 1.1.2 and earlier does not verify that a certain ACL file is a regular file, which might allow local users to cause a denial of service (resource consumption) via a special file.
References
cve@mitre.orghttp://git.altlinux.org/people/ldv/packages/?p=pam.git%3Ba=commit%3Bh=Linux-PAM-1_1_2-2-gffe7058c70253d574b1963c7c93002bd410fddc9
cve@mitre.orghttp://openwall.com/lists/oss-security/2010/10/03/1Patch
cve@mitre.orghttp://secunia.com/advisories/49711
cve@mitre.orghttp://security.gentoo.org/glsa/glsa-201206-31.xml
cve@mitre.orghttp://www.securityfocus.com/bid/46045
cve@mitre.orghttps://exchange.xforce.ibmcloud.com/vulnerabilities/65036
af854a3a-2127-422b-91ae-364da2661108http://git.altlinux.org/people/ldv/packages/?p=pam.git%3Ba=commit%3Bh=Linux-PAM-1_1_2-2-gffe7058c70253d574b1963c7c93002bd410fddc9
af854a3a-2127-422b-91ae-364da2661108http://openwall.com/lists/oss-security/2010/10/03/1Patch
af854a3a-2127-422b-91ae-364da2661108http://secunia.com/advisories/49711
af854a3a-2127-422b-91ae-364da2661108http://security.gentoo.org/glsa/glsa-201206-31.xml
af854a3a-2127-422b-91ae-364da2661108http://www.securityfocus.com/bid/46045
af854a3a-2127-422b-91ae-364da2661108https://exchange.xforce.ibmcloud.com/vulnerabilities/65036
Impacted products
Vendor Product Version
linux-pam linux-pam *
linux-pam linux-pam 0.99.1.0
linux-pam linux-pam 0.99.2.0
linux-pam linux-pam 0.99.2.1
linux-pam linux-pam 0.99.3.0
linux-pam linux-pam 0.99.4.0
linux-pam linux-pam 0.99.5.0
linux-pam linux-pam 0.99.6.0
linux-pam linux-pam 0.99.6.1
linux-pam linux-pam 0.99.6.2
linux-pam linux-pam 0.99.6.3
linux-pam linux-pam 0.99.7.0
linux-pam linux-pam 0.99.7.1
linux-pam linux-pam 0.99.8.0
linux-pam linux-pam 0.99.8.1
linux-pam linux-pam 0.99.9.0
linux-pam linux-pam 0.99.10.0
linux-pam linux-pam 1.0.0
linux-pam linux-pam 1.0.1
linux-pam linux-pam 1.0.2
linux-pam linux-pam 1.0.3
linux-pam linux-pam 1.0.4
linux-pam linux-pam 1.1.0
linux-pam linux-pam 1.1.1
To clipboard 

{
  "affected": [
    {
      "affectedData": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ],
      "source": "cve@mitre.org"
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:linux-pam:linux-pam:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "13C9E7AE-3FFF-4A41-BEB0-2E37B6000901",
              "versionEndIncluding": "1.1.2",
              "vulnerable": true
            },
            {
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              "matchCriteriaId": "B59C70C7-FABE-4A45-A45D-2C7276D698DF",
              "vulnerable": true
            },
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              "vulnerable": true
            },
            {
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              "matchCriteriaId": "DB8820C0-1ECB-45AD-A573-5667F0D09776",
              "vulnerable": true
            },
            {
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              "matchCriteriaId": "5D416053-0010-4B25-9F7C-6054C51C1685",
              "vulnerable": true
            },
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            },
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            },
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              "vulnerable": true
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            {
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              "vulnerable": true
            },
            {
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              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:linux-pam:linux-pam:1.0.3:*:*:*:*:*:*:*",
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              "vulnerable": true
            },
            {
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              "vulnerable": true
            },
            {
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              "vulnerable": true
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              "vulnerable": true
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          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "The check_acl function in pam_xauth.c in the pam_xauth module in Linux-PAM (aka pam) 1.1.2 and earlier does not verify that a certain ACL file is a regular file, which might allow local users to cause a denial of service (resource consumption) via a special file."
    },
    {
      "lang": "es",
      "value": "La funci\u00f3n check_acl en pam_xauth.c en el m\u00f3dulo pam_xauth en Linux-PAM (tambi\u00e9n conocido como pam) v1.1.2 y anteriores no verifica adecuadamente que un cierto archivo ACL es un archivo regular, lo que permite que usuarios locales provoquen una denegaci\u00f3n de servicio (consumo de todos los recursos) a trav\u00e9s de un archivo especial."
    }
  ],
  "id": "CVE-2010-4707",
  "lastModified": "2026-06-16T23:25:23.360",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "MEDIUM",
        "cvssData": {
          "accessComplexity": "LOW",
          "accessVector": "LOCAL",
          "authentication": "NONE",
          "availabilityImpact": "NONE",
          "baseScore": 4.9,
          "confidentialityImpact": "COMPLETE",
          "integrityImpact": "NONE",
          "vectorString": "AV:L/AC:L/Au:N/C:C/I:N/A:N",
          "version": "2.0"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 6.9,
        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
        "source": "nvd@nist.gov",
        "type": "Primary",
        "userInteractionRequired": false
      }
    ]
  },
  "published": "2011-01-24T19:00:01.957",
  "references": [
    {
      "source": "cve@mitre.org",
      "url": "http://git.altlinux.org/people/ldv/packages/?p=pam.git%3Ba=commit%3Bh=Linux-PAM-1_1_2-2-gffe7058c70253d574b1963c7c93002bd410fddc9"
    },
    {
      "source": "cve@mitre.org",
      "tags": [
        "Patch"
      ],
      "url": "http://openwall.com/lists/oss-security/2010/10/03/1"
    },
    {
      "source": "cve@mitre.org",
      "url": "http://secunia.com/advisories/49711"
    },
    {
      "source": "cve@mitre.org",
      "url": "http://security.gentoo.org/glsa/glsa-201206-31.xml"
    },
    {
      "source": "cve@mitre.org",
      "url": "http://www.securityfocus.com/bid/46045"
    },
    {
      "source": "cve@mitre.org",
      "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/65036"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "http://git.altlinux.org/people/ldv/packages/?p=pam.git%3Ba=commit%3Bh=Linux-PAM-1_1_2-2-gffe7058c70253d574b1963c7c93002bd410fddc9"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Patch"
      ],
      "url": "http://openwall.com/lists/oss-security/2010/10/03/1"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "http://secunia.com/advisories/49711"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "http://security.gentoo.org/glsa/glsa-201206-31.xml"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "http://www.securityfocus.com/bid/46045"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/65036"
    }
  ],
  "sourceIdentifier": "cve@mitre.org",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-399"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}



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