CVE-2013-6171 (GCVE-0-2013-6171)

Vulnerability from cvelistv5 – Published: 2013-12-09 11:00 – Updated: 2024-08-06 17:29
VLAI?
Summary
checkpassword-reply in Dovecot before 2.2.7 performs setuid operations to a user who is authenticating, which allows local users to bypass authentication and access virtual email accounts by attaching to the process and using a restricted file descriptor to modify account information in the response to the dovecot-auth server.
Severity ?
No CVSS data available.
CWE
  • n/a
Assigner
References
http://cpanel.net/tsr-2013-0010-full-disclosure/ x_refsource_MISC
http://wiki2.dovecot.org/AuthDatabase/CheckPasswo… x_refsource_CONFIRM
https://usn.ubuntu.com/3556-2/ vendor-advisoryx_refsource_UBUNTU
http://secunia.com/advisories/54808 third-party-advisoryx_refsource_SECUNIA
http://www.dovecot.org/list/dovecot-news/2013-Nov… mailing-listx_refsource_MLIST
Show details on NVD website
To clipboard 

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      "id": "CVE-2013-6171",
      "lastModified": "2024-11-21T01:58:46.447",
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      "published": "2013-12-09T16:36:47.097",
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    },
    "nvd": "{\"cve\":{\"id\":\"CVE-2013-6171\",\"sourceIdentifier\":\"cve@mitre.org\",\"published\":\"2013-12-09T16:36:47.097\",\"lastModified\":\"2025-04-11T00:51:21.963\",\"vulnStatus\":\"Deferred\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"checkpassword-reply in Dovecot before 2.2.7 performs setuid operations to a user who is authenticating, which allows local users to bypass authentication and access virtual email accounts by attaching to the process and using a restricted file descriptor to modify account information in the response to the dovecot-auth server.\"},{\"lang\":\"es\",\"value\":\"checkpassword-reply en Dovecot anteriores a 2.2.7 ejecuta operaciones setuid a usuarios que se est\u00e1n autenticando, lo cual permite a usuarios locales sortear la autenticaci\u00f3n y acceder a cuentas de email virtuales adjuntandose al proceso y utilizando un descriptor de fichero restringido para modificar informaci\u00f3n de la cuenta en la respuesta al servidor dovecot-auth.\"}],\"metrics\":{\"cvssMetricV2\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"2.0\",\"vectorString\":\"AV:N/AC:M/Au:N/C:P/I:P/A:N\",\"baseScore\":5.8,\"accessVector\":\"NETWORK\",\"accessComplexity\":\"MEDIUM\",\"authentication\":\"NONE\",\"confidentialityImpact\":\"PARTIAL\",\"integrityImpact\":\"PARTIAL\",\"availabilityImpact\":\"NONE\"},\"baseSeverity\":\"MEDIUM\",\"exploitabilityScore\":8.6,\"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-287\"}]}],\"configurations\":[{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:dovecot:dovecot:*:*:*:*:*:*:*:*\",\"versionEndIncluding\":\"2.2.6\",\"matchCriteriaId\":\"B7C0B4BC-A831-48F2-A862-C5E0A4855824\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:dovecot:dovecot:2.0:beta1:*:*:*:*:*:*\",\"matchCriteriaId\":\"3DDF90CB-3787-4872-B292-CE12FB6D62EF\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:dovecot:dovecot:2.0.0:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"AEE31582-7AE3-4131-BDE9-5654DE58FAF3\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:dovecot:dovecot:2.0.1:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"65102391-C9AF-4CA3-AC43-0C52A7A37363\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:dovecot:dovecot:2.0.2:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"593DF083-5960-4BD5-AFC4-668B30E32E59\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:dovecot:dovecot:2.0.3:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"4DCC5E56-D31E-45F0-B18B-D98C219DEBAA\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:dovecot:dovecot:2.0.4:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"D969ED92-F429-4F67-8366-31A73CEE6A47\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:dovecot:dovecot:2.0.5:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"8D4074C5-98E7-4A65-9413-17081FE12F0E\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:dovecot:dovecot:2.0.6:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"810788F1-D928-4190-94F9-944AF677C9BF\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:dovecot:dovecot:2.0.7:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"CD6739FA-5AFE-46E9-AFB6-147736A81A86\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:dovecot:dovecot:2.0.8:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"4D486B62-AEB1-448E-88B9-267A1E1405A8\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:dovecot:dovecot:2.0.9:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"062E0A90-0C22-4E5F-8D12-B3A17EE87789\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:dovecot:dovecot:2.0.10:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"C9DCBDC9-B290-4495-8D15-C0E9AD595291\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:dovecot:dovecot:2.0.11:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"E7574EAB-5E97-4906-9D7E-33654BFAEC6C\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:dovecot:dovecot:2.0.12:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"F575E273-7FF6-44A0-A217-7A7544ED8061\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:dovecot:dovecot:2.0.13:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"DE7ADB47-D8F4-427A-AFF3-F4001E87C0C1\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:dovecot:dovecot:2.0.14:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"F42D40FF-607A-4D80-B27C-A577C499436B\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:dovecot:dovecot:2.0.15:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"BF9F42B2-56CF-42D7-A4FE-56EBC4A26D44\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:dovecot:dovecot:2.1:rc1:*:*:*:*:*:*\",\"matchCriteriaId\":\"EDEF605E-34C6-4BFD-96B6-E03B8A8097C3\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:dovecot:dovecot:2.1:rc2:*:*:*:*:*:*\",\"matchCriteriaId\":\"4212D5BB-51B9-4FFD-9649-3E16ED3E1ABE\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:dovecot:dovecot:2.1:rc3:*:*:*:*:*:*\",\"matchCriteriaId\":\"5B7A4498-42A2-4CED-B7A9-F62548EA3EE8\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:dovecot:dovecot:2.1:rc5:*:*:*:*:*:*\",\"matchCriteriaId\":\"6111D270-096B-4047-B6B4-170420C24A58\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:dovecot:dovecot:2.1:rc6:*:*:*:*:*:*\",\"matchCriteriaId\":\"7D9B53BA-4364-42A7-82E3-DC785789464A\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:dovecot:dovecot:2.1:rc7:*:*:*:*:*:*\",\"matchCriteriaId\":\"E136870F-F5E9-4605-8186-3993309EEE24\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:dovecot:dovecot:2.1.0:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"F38C8E3A-8B54-4753-B13A-AE2E465FA5AC\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:dovecot:dovecot:2.1.1:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"32D18EF9-AE3B-4D08-A3A9-46B5E87BB9BD\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:dovecot:dovecot:2.1.2:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"C673DFC9-9792-464C-BD7C-4FE79E68B66B\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:dovecot:dovecot:2.1.3:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"CD5BE130-02A4-4FE7-BF6B-758D8239BA51\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:do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Advisory\"]},{\"url\":\"http://wiki2.dovecot.org/AuthDatabase/CheckPassword#Security\",\"source\":\"cve@mitre.org\"},{\"url\":\"http://www.dovecot.org/list/dovecot-news/2013-November/000264.html\",\"source\":\"cve@mitre.org\",\"tags\":[\"Patch\"]},{\"url\":\"https://usn.ubuntu.com/3556-2/\",\"source\":\"cve@mitre.org\"},{\"url\":\"http://cpanel.net/tsr-2013-0010-full-disclosure/\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"http://secunia.com/advisories/54808\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Vendor Advisory\"]},{\"url\":\"http://wiki2.dovecot.org/AuthDatabase/CheckPassword#Security\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"http://www.dovecot.org/list/dovecot-news/2013-November/000264.html\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Patch\"]},{\"url\":\"https://usn.ubuntu.com/3556-2/\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"}]}}"
  }
}


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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.