CVE-2012-3547

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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:freeradius:freeradius:2.1.10:*:*:*:*:*:*:*", "matchCriteriaId": "C593C44B-CB2B-4C38-A44D-BA1BC9BF3CDB", "vulnerable": true}, {"criteria": "cpe:2.3:a:freeradius:freeradius:2.1.11:*:*:*:*:*:*:*", "matchCriteriaId": "908DA549-0EE5-4B85-961F-1C67210F6AED", "vulnerable": true}, {"criteria": "cpe:2.3:a:freeradius:freeradius:2.1.12:*:*:*:*:*:*:*", "matchCriteriaId": "91FBBBC1-7106-4DA1-BBCF-9D776BB082ED", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Stack-based buffer overflow in the cbtls_verify function in FreeRADIUS 2.1.10 through 2.1.12, when using TLS-based EAP methods, allows remote attackers to cause a denial of service (server crash) and possibly execute arbitrary code via a long \"not after\" timestamp in a client certificate."}, {"lang": "es", "value": "Desbordamiento de b\u00fafer basado en pila en la funci\u00f3n cbtls_verify en FreeRADIUS v2.1.10 hasta la v2.1.12, cuando se usan los m\u00e9todos TLS-based EAP, permite a atacantes remotos provocar una denegaci\u00f3n de servicio (ca\u00edda del servidor) y posiblemente ejecutar c\u00f3digo a trav\u00e9s de un sellado de tiempo \"not after\" largo, en un certificado de un cliente."}], "id": "CVE-2012-3547", "lastModified": "2026-06-16T23:43:26.930", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "MEDIUM", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 6.8, "confidentialityImpact": "PARTIAL", "integrityImpact": "PARTIAL", "vectorString": "AV:N/AC:M/Au:N/C:P/I:P/A:P", "version": "2.0"}, "exploitabilityScore": 8.6, "impactScore": 6.4, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}]}, "published": "2012-09-18T17:55:07.850", "references": [{"source": "secalert@redhat.com", "url": "http://archives.neohapsis.com/archives/bugtraq/2012-09/0043.html"}, {"source": "secalert@redhat.com", "tags": ["Vendor Advisory"], "url": "http://freeradius.org/security.html"}, {"source": "secalert@redhat.com", "url": "http://lists.apple.com/archives/security-announce/2013/Oct/msg00006.html"}, {"source": "secalert@redhat.com", "url": "http://lists.fedoraproject.org/pipermail/package-announce/2012-October/090171.html"}, {"source": "secalert@redhat.com", "url": "http://lists.opensuse.org/opensuse-security-announce/2012-09/msg00023.html"}, {"source": "secalert@redhat.com", "url": "http://osvdb.org/85325"}, {"source": "secalert@redhat.com", "url": "http://rhn.redhat.com/errata/RHSA-2012-1326.html"}, {"source": "secalert@redhat.com", "url": 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{"acknowledgement": "Red Hat would like to thank Timo Warns (PRESENSE Technologies GmbH) for reporting this issue.", "affected_release": [{"advisory": "RHSA-2012:1327", "cpe": "cpe:/o:redhat:enterprise_linux:5", "package": "freeradius2-0:2.1.12-4.el5_8", "product_name": "Red Hat Enterprise Linux 5", "release_date": "2012-10-02T00:00:00Z"}, {"advisory": "RHSA-2012:1326", "cpe": "cpe:/o:redhat:enterprise_linux:6", "package": "freeradius-0:2.1.12-4.el6_3", "product_name": "Red Hat Enterprise Linux 6", "release_date": "2012-10-02T00:00:00Z"}], "bugzilla": {"description": "freeradius: stack-based buffer overflow via long expiration date fields in client X509 certificates", "id": "852752", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=852752"}, "csaw": false, "cvss": {"cvss_base_score": "5.0", "cvss_scoring_vector": "AV:N/AC:L/Au:N/C:N/I:N/A:P", "status": "verified"}, "cwe": "CWE-121", "details": ["Stack-based buffer overflow in the cbtls_verify function in FreeRADIUS 2.1.10 through 2.1.12, when using TLS-based EAP methods, allows remote attackers to cause a denial of service (server crash) and possibly execute arbitrary code via a long \"not after\" timestamp in a client certificate."], "name": "CVE-2012-3547", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:5", "fix_state": "Not affected", "package_name": "freeradius", "product_name": "Red Hat Enterprise Linux 5"}], "public_date": "2012-09-10T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2012-3547\nhttps://nvd.nist.gov/vuln/detail/CVE-2012-3547"], "threat_severity": "Moderate"}

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