CVE-2012-6150 (GCVE-0-2012-6150)

Vulnerability from cvelistv5 – Published: 2013-12-03 19:00 – Updated: 2024-08-06 21:28
VLAI?
Summary
The winbind_name_list_to_sid_string_list function in nsswitch/pam_winbind.c in Samba through 4.1.2 handles invalid require_membership_of group names by accepting authentication by any user, which allows remote authenticated users to bypass intended access restrictions in opportunistic circumstances by leveraging an administrator's pam_winbind configuration-file mistake.
Severity ?
No CVSS data available.
CWE
  • n/a
Assigner
References
Show details on NVD website
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      "weaknesses": "[{\"source\": \"nvd@nist.gov\", \"type\": \"Primary\", \"description\": [{\"lang\": \"en\", \"value\": \"CWE-20\"}]}]"
    },
    "nvd": "{\"cve\":{\"id\":\"CVE-2012-6150\",\"sourceIdentifier\":\"secalert@redhat.com\",\"published\":\"2013-12-03T19:55:03.560\",\"lastModified\":\"2025-04-11T00:51:21.963\",\"vulnStatus\":\"Deferred\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"The winbind_name_list_to_sid_string_list function in nsswitch/pam_winbind.c in Samba through 4.1.2 handles invalid require_membership_of group names by accepting authentication by any user, which allows remote authenticated users to bypass intended access restrictions in opportunistic circumstances by leveraging an administrator\u0027s pam_winbind configuration-file mistake.\"},{\"lang\":\"es\",\"value\":\"La funci\u00f3n winbind_name_list_to_sid_string_list en nsswitch/pam_winbind.c en Samba hasta v4.1.2 maneja nombres de grupo require_membership_of inv\u00e1lidos aceptando autenticaci\u00f3n de cualquier usuario, lo cual permite a usuarios autenticados remotamente sortear restricciones de acceso en circunstancias oportunistas mediante el aprovechamiento de un error en el fichero de configuraci\u00f3n de administraci\u00f3n pam_winbind.\"}],\"metrics\":{\"cvssMetricV2\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"2.0\",\"vectorString\":\"AV:N/AC:H/Au:S/C:P/I:P/A:N\",\"baseScore\":3.6,\"accessVector\":\"NETWORK\",\"accessComplexity\":\"HIGH\",\"authentication\":\"SINGLE\",\"confidentialityImpact\":\"PARTIAL\",\"integrityImpact\":\"PARTIAL\",\"availabilityImpact\":\"NONE\"},\"baseSeverity\":\"LOW\",\"exploitabilityScore\":3.9,\"impactScore\":4.9,\"acInsufInfo\":false,\"obtainAllPrivilege\":false,\"obtainUserPrivilege\":false,\"obtainOtherPrivilege\":false,\"userInteractionRequired\":false}]},\"weaknesses\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-20\"}]}],\"configurations\":[{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:samba:samba:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"3.3.10\",\"versionEndExcluding\":\"3.4.0\",\"matchCriteriaId\":\"EAFA9438-6729-4379-99DF-9B19FD069BEF\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:samba:samba:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"3.4.3\",\"versionEndExcluding\":\"3.6.22\",\"matchCriteriaId\":\"F4F5DCF5-F3E6-4F85-9782-C6C696651342\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:samba:samba:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"4.0.0\",\"versionEndExcluding\":\"4.0.13\",\"matchCriteriaId\":\"2DCF35B4-F2BC-431E-AB98-99E992A7BDE2\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:samba:samba:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"4.1.0\",\"versionEndExcluding\":\"4.1.3\",\"matchCriteriaId\":\"B027B5BA-5629-4946-BB14-C05B0DAB11C9\"}]}]},{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:canonical:ubuntu_linux:10.04:*:*:*:-:*:*:*\",\"matchCriteriaId\":\"01EDA41C-6B2E-49AF-B503-EB3882265C11\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:canonical:ubuntu_linux:12.04:*:*:*:-:*:*:*\",\"matchCriteriaId\":\"CB66DB75-2B16-4EBF-9B93-CE49D8086E41\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:canonical:ubuntu_linux:12.10:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"E2076871-2E80-4605-A470-A41C1A8EC7EE\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:canonical:ubuntu_linux:13.04:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"EFAA48D9-BEB4-4E49-AD50-325C262D46D9\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:canonical:ubuntu_linux:13.10:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"7F61F047-129C-41A6-8A27-FFCBB8563E91\"}]}]}],\"references\":[{\"url\":\"http://lists.fedoraproject.org/pipermail/package-announce/2014-August/136864.html\",\"source\":\"secalert@redhat.com\",\"tags\":[\"Mailing 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Advisory\"]},{\"url\":\"http://lists.opensuse.org/opensuse-updates/2013-12/msg00088.html\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Mailing List\",\"Third Party Advisory\"]},{\"url\":\"http://lists.opensuse.org/opensuse-updates/2014-03/msg00063.html\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Mailing List\",\"Third Party Advisory\"]},{\"url\":\"http://marc.info/?l=bugtraq\u0026m=141660010015249\u0026w=2\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Mailing List\",\"Third Party Advisory\"]},{\"url\":\"http://marc.info/?l=bugtraq\u0026m=141660010015249\u0026w=2\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Mailing List\",\"Third Party Advisory\"]},{\"url\":\"http://openwall.com/lists/oss-security/2013/12/03/5\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Mailing List\",\"Third Party 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Advisory\"]},{\"url\":\"https://lists.samba.org/archive/samba-technical/2012-June/084593.html\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Exploit\",\"Vendor Advisory\"]},{\"url\":\"https://lists.samba.org/archive/samba-technical/2013-November/096411.html\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Exploit\",\"Vendor Advisory\"]}]}}"
  }
}


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Tags
Taxonomy of the tags.




Sightings

Author Source Type Date

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.