{ "id": "CVE-2011-3149", "sourceIdentifier": "cve@mitre.org", "published": "2012-07-22T17:55:01.103", "lastModified": "2023-11-07T02:08:25.853", "vulnStatus": "Modified", "descriptions": [ { "lang": "en", "value": "The _expand_arg function in the pam_env module (modules/pam_env/pam_env.c) in Linux-PAM (aka pam) before 1.1.5 does not properly handle when environment variable expansion can overflow, which allows local users to cause a denial of service (CPU consumption)." }, { "lang": "es", "value": "La funci\u00f3n _expand_arg en el m\u00f3dulo pam_env (modules / pam_env / pam_env.c) en Linux-PAM (tambi\u00e9n conocido como pam) antes de v1.1.5 no controla correctamente cuando la expansi\u00f3n de la variable de entorno puede desbordarse, lo que permite a usuarios locales provocar una denegaci\u00f3n de servicio (el consumo de CPU)." } ], "metrics": { "cvssMetricV2": [ { "source": "nvd@nist.gov", "type": "Primary", "cvssData": { "version": "2.0", "vectorString": "AV:L/AC:L/Au:N/C:N/I:N/A:P", "accessVector": "LOCAL", "accessComplexity": "LOW", "authentication": "NONE", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 2.1 }, "baseSeverity": "LOW", "exploitabilityScore": 3.9, "impactScore": 2.9, "acInsufInfo": false, "obtainAllPrivilege": false, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false } ] }, "weaknesses": [ { "source": "nvd@nist.gov", "type": "Primary", "description": [ { "lang": "en", "value": "CWE-119" } ] } ], "configurations": [ { "nodes": [ { "operator": "OR", "negate": false, "cpeMatch": [ { "vulnerable": true, "criteria": "cpe:2.3:a:linux-pam:linux-pam:*:*:*:*:*:*:*:*", "versionEndIncluding": "1.1.4", "matchCriteriaId": "92B08B4D-8A9C-4BF4-94AD-9ED9E86C7138" }, { "vulnerable": true, "criteria": "cpe:2.3:a:linux-pam:linux-pam:0.99.1.0:*:*:*:*:*:*:*", "matchCriteriaId": "B59C70C7-FABE-4A45-A45D-2C7276D698DF" }, { "vulnerable": true, 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"EBE3BF43-7402-4CC0-A329-C8597A0758C7" }, { "vulnerable": true, "criteria": "cpe:2.3:a:linux-pam:linux-pam:1.1.0:*:*:*:*:*:*:*", "matchCriteriaId": "7A39C8AD-FA7C-4C64-AAB7-93CC461E73F2" }, { "vulnerable": true, "criteria": "cpe:2.3:a:linux-pam:linux-pam:1.1.1:*:*:*:*:*:*:*", "matchCriteriaId": "1F7BA7CC-F284-40C8-998D-FC70CCAB58D9" }, { "vulnerable": true, "criteria": "cpe:2.3:a:linux-pam:linux-pam:1.1.2:*:*:*:*:*:*:*", "matchCriteriaId": "56F68CBA-E64A-4085-8902-5EBF9A5349D6" }, { "vulnerable": true, "criteria": "cpe:2.3:a:linux-pam:linux-pam:1.1.3:*:*:*:*:*:*:*", "matchCriteriaId": "4B696CDD-C93E-4E88-B2DC-BB9978D879E2" } ] } ] } ], "references": [ { "url": "http://git.fedorahosted.org/git/?p=linux-pam.git%3Ba=commitdiff%3Bh=109823cb621c900c07c4b6cdc99070d354d19444", "source": "cve@mitre.org" }, { "url": "http://secunia.com/advisories/46583", "source": "cve@mitre.org", "tags": [ "Vendor Advisory" ] }, { "url": "http://secunia.com/advisories/49711", "source": "cve@mitre.org", "tags": [ "Vendor Advisory" ] }, { "url": "http://security.gentoo.org/glsa/glsa-201206-31.xml", "source": "cve@mitre.org" }, { "url": "http://www.ubuntu.com/usn/USN-1237-1", "source": "cve@mitre.org" }, { "url": "https://bugs.launchpad.net/ubuntu/+source/pam/+bug/874565", "source": "cve@mitre.org" } ] }