{ "id": "CVE-2010-2023", "sourceIdentifier": "cve@mitre.org", "published": "2010-06-07T17:12:48.247", "lastModified": "2024-11-21T01:15:43.950", "vulnStatus": "Modified", "cveTags": [], "descriptions": [ { "lang": "en", "value": "transports/appendfile.c in Exim before 4.72, when a world-writable sticky-bit mail directory is used, does not verify the st_nlink field of mailbox files, which allows local users to cause a denial of service or possibly gain privileges by creating a hard link to another user's file." }, { "lang": "es", "value": "transports/appendfile.c en Exim antes de v4.72, cuando se usa un directorio de correo con permisos de escritura para todos y sticky-bit activado, no verifica el campo de st_nlink de los ficheros de buz\u00f3n de correo, que permite a usuarios locales causar una denegaci\u00f3n de servicio o posiblemente obtener privilegios mediante la creaci\u00f3n de un v\u00ednculo f\u00edsico a un archivo de otro usuario." } ], "metrics": { "cvssMetricV2": [ { "source": "nvd@nist.gov", "type": "Primary", "cvssData": { "version": "2.0", "vectorString": "AV:L/AC:M/Au:N/C:P/I:P/A:P", "baseScore": 4.4, "accessVector": "LOCAL", "accessComplexity": "MEDIUM", "authentication": "NONE", "confidentialityImpact": "PARTIAL", "integrityImpact": "PARTIAL", "availabilityImpact": "PARTIAL" }, "baseSeverity": "MEDIUM", "exploitabilityScore": 3.4, "impactScore": 6.4, "acInsufInfo": false, "obtainAllPrivilege": false, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false } ] }, "weaknesses": [ { "source": "nvd@nist.gov", "type": "Primary", "description": [ { "lang": "en", "value": "CWE-362" } ] } ], "configurations": [ { "nodes": [ { "operator": "OR", "negate": false, "cpeMatch": [ { "vulnerable": true, "criteria": "cpe:2.3:a:exim:exim:*:*:*:*:*:*:*:*", "versionEndIncluding": "4.71", "matchCriteriaId": "3F612EF3-5909-4AA7-9041-02C193E447C4" }, { "vulnerable": true, "criteria": "cpe:2.3:a:exim:exim:4.10:*:*:*:*:*:*:*", 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"matchCriteriaId": "9EF06704-E078-42FA-89DA-7BCA169D0E5B" }, { "vulnerable": true, "criteria": "cpe:2.3:a:exim:exim:4.69:*:*:*:*:*:*:*", "matchCriteriaId": "B8F2CB6E-1ED1-4E56-9532-30D2BA6A53DD" }, { "vulnerable": true, "criteria": "cpe:2.3:a:exim:exim:4.70:*:*:*:*:*:*:*", "matchCriteriaId": "452E9C94-B7FF-40A9-A7F9-FC38824F6135" } ] } ] } ], "references": [ { "url": "http://archives.neohapsis.com/archives/fulldisclosure/2010-06/0079.html", "source": "cve@mitre.org" }, { "url": "http://bugs.exim.org/show_bug.cgi?id=988", "source": "cve@mitre.org" }, { "url": "http://lists.exim.org/lurker/message/20100524.175925.9a69f755.en.html", "source": "cve@mitre.org" }, { "url": "http://lists.fedoraproject.org/pipermail/package-announce/2010-June/042587.html", "source": "cve@mitre.org" }, { "url": "http://lists.fedoraproject.org/pipermail/package-announce/2010-June/042613.html", "source": "cve@mitre.org" }, { "url": "http://lists.opensuse.org/opensuse-security-announce/2010-08/msg00001.html", "source": "cve@mitre.org" }, { "url": "http://secunia.com/advisories/40019", "source": "cve@mitre.org", "tags": [ "Vendor Advisory" ] }, { "url": "http://secunia.com/advisories/40123", "source": "cve@mitre.org" }, { "url": "http://secunia.com/advisories/43243", "source": "cve@mitre.org" }, { "url": "http://vcs.exim.org/viewvc/exim/exim-doc/doc-txt/ChangeLog?view=markup&pathrev=exim-4_72_RC2", "source": "cve@mitre.org" }, { "url": "http://vcs.exim.org/viewvc/exim/exim-src/src/transports/appendfile.c?r1=1.24&r2=1.25", "source": "cve@mitre.org", "tags": [ "Patch" ] }, { "url": "http://www.securityfocus.com/archive/1/511653/100/0/threaded", "source": "cve@mitre.org" }, { "url": "http://www.securityfocus.com/bid/40451", "source": "cve@mitre.org" }, { "url": "http://www.ubuntu.com/usn/USN-1060-1", "source": "cve@mitre.org" }, { "url": "http://www.vupen.com/english/advisories/2010/1402", "source": "cve@mitre.org" }, { "url": "http://www.vupen.com/english/advisories/2011/0364", "source": "cve@mitre.org" }, { "url": "https://bugzilla.redhat.com/show_bug.cgi?id=600093", "source": "cve@mitre.org" }, { "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/59043", "source": "cve@mitre.org" }, { "url": "http://archives.neohapsis.com/archives/fulldisclosure/2010-06/0079.html", "source": "af854a3a-2127-422b-91ae-364da2661108" }, { "url": "http://bugs.exim.org/show_bug.cgi?id=988", "source": "af854a3a-2127-422b-91ae-364da2661108" }, { "url": "http://lists.exim.org/lurker/message/20100524.175925.9a69f755.en.html", "source": "af854a3a-2127-422b-91ae-364da2661108" }, { "url": "http://lists.fedoraproject.org/pipermail/package-announce/2010-June/042587.html", "source": "af854a3a-2127-422b-91ae-364da2661108" }, { "url": "http://lists.fedoraproject.org/pipermail/package-announce/2010-June/042613.html", "source": "af854a3a-2127-422b-91ae-364da2661108" }, { "url": "http://lists.opensuse.org/opensuse-security-announce/2010-08/msg00001.html", "source": "af854a3a-2127-422b-91ae-364da2661108" }, { "url": "http://secunia.com/advisories/40019", "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Vendor Advisory" ] }, { "url": "http://secunia.com/advisories/40123", "source": "af854a3a-2127-422b-91ae-364da2661108" }, { "url": "http://secunia.com/advisories/43243", "source": "af854a3a-2127-422b-91ae-364da2661108" }, { "url": "http://vcs.exim.org/viewvc/exim/exim-doc/doc-txt/ChangeLog?view=markup&pathrev=exim-4_72_RC2", "source": "af854a3a-2127-422b-91ae-364da2661108" }, { "url": "http://vcs.exim.org/viewvc/exim/exim-src/src/transports/appendfile.c?r1=1.24&r2=1.25", "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Patch" ] }, { "url": "http://www.securityfocus.com/archive/1/511653/100/0/threaded", "source": "af854a3a-2127-422b-91ae-364da2661108" }, { "url": "http://www.securityfocus.com/bid/40451", "source": "af854a3a-2127-422b-91ae-364da2661108" }, { "url": "http://www.ubuntu.com/usn/USN-1060-1", "source": "af854a3a-2127-422b-91ae-364da2661108" }, { "url": "http://www.vupen.com/english/advisories/2010/1402", "source": "af854a3a-2127-422b-91ae-364da2661108" }, { "url": "http://www.vupen.com/english/advisories/2011/0364", "source": "af854a3a-2127-422b-91ae-364da2661108" }, { "url": "https://bugzilla.redhat.com/show_bug.cgi?id=600093", "source": "af854a3a-2127-422b-91ae-364da2661108" }, { "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/59043", "source": "af854a3a-2127-422b-91ae-364da2661108" } ] }