CVE-2012-3517

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{"affected": [{"affectedData": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "source": "secalert@redhat.com"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:tor:tor:*:*:*:*:*:*:*:*", "matchCriteriaId": "D87D8965-CE3A-457E-AD9D-C8EE68F538A4", "versionEndIncluding": "0.2.2.37", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Use-after-free vulnerability in dns.c in Tor before 0.2.2.38 might allow remote attackers to cause a denial of service (daemon crash) via vectors related to failed DNS requests."}, {"lang": "es", "value": "Vulnerabilidad de liberaci\u00f3n despu\u00e9s de uso en dns.c en Tor anterior a 0.2.2.38 podr\u00eda permitir a atacantes remotos causar una denegaci\u00f3n de servicio (ca\u00edda del demonio) a trav\u00e9s de vectores relacionados con solicitudes fallidas de DNS."}], "id": "CVE-2012-3517", "lastModified": "2026-06-16T23:43:23.480", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 5.0, "confidentialityImpact": "NONE", "integrityImpact": "NONE", "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:P", "version": "2.0"}, "exploitabilityScore": 10.0, "impactScore": 2.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}]}, "published": "2012-08-26T03:17:44.043", "references": [{"source": "secalert@redhat.com", "url": "http://lists.fedoraproject.org/pipermail/package-announce/2012-September/088006.html"}, {"source": "secalert@redhat.com", "url": "http://lists.opensuse.org/opensuse-updates/2012-08/msg00048.html"}, {"source": "secalert@redhat.com", "url": "http://openwall.com/lists/oss-security/2012/08/21/6"}, {"source": "secalert@redhat.com", "url": "http://security.gentoo.org/glsa/glsa-201301-03.xml"}, {"source": "secalert@redhat.com", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=849949"}, {"source": "secalert@redhat.com", "url": "https://gitweb.torproject.org/tor.git/commit/62637fa22405278758febb1743da9af562524d4c"}, {"source": "secalert@redhat.com", "url": "https://lists.torproject.org/pipermail/tor-announce/2012-August/000086.html"}, {"source": "secalert@redhat.com", "tags": ["Patch"], "url": "https://trac.torproject.org/projects/tor/ticket/6480"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://lists.fedoraproject.org/pipermail/package-announce/2012-September/088006.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://lists.opensuse.org/opensuse-updates/2012-08/msg00048.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://openwall.com/lists/oss-security/2012/08/21/6"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://security.gentoo.org/glsa/glsa-201301-03.xml"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=849949"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://gitweb.torproject.org/tor.git/commit/62637fa22405278758febb1743da9af562524d4c"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://lists.torproject.org/pipermail/tor-announce/2012-August/000086.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch"], "url": "https://trac.torproject.org/projects/tor/ticket/6480"}], "sourceIdentifier": "secalert@redhat.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-399"}], "source": "nvd@nist.gov", "type": "Primary"}]}

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