Show plain JSON{"id": "CVE-2011-2701", "cveTags": [], "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 5.8, "accessVector": "NETWORK", "vectorString": "AV:N/AC:M/Au:N/C:P/I:P/A:N", "authentication": "NONE", "integrityImpact": "PARTIAL", "accessComplexity": "MEDIUM", "availabilityImpact": "NONE", "confidentialityImpact": "PARTIAL"}, "acInsufInfo": false, "impactScore": 4.9, "baseSeverity": "MEDIUM", "obtainAllPrivilege": false, "exploitabilityScore": 8.6, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}]}, "published": "2011-08-04T02:45:32.297", "references": [{"url": "http://secunia.com/advisories/45425", "tags": ["Vendor Advisory"], "source": "secalert@redhat.com"}, {"url": "http://securityreason.com/securityalert/8325", "source": "secalert@redhat.com"}, {"url": "http://securitytracker.com/id?1025833", "source": "secalert@redhat.com"}, {"url": "http://www.openwall.com/lists/oss-security/2011/07/15/6", "source": "secalert@redhat.com"}, {"url": "http://www.openwall.com/lists/oss-security/2011/07/18/2", "source": "secalert@redhat.com"}, {"url": "http://www.openwall.com/lists/oss-security/2011/07/20/9", "source": "secalert@redhat.com"}, {"url": "http://www.securityfocus.com/archive/1/518974/100/0/threaded", "source": "secalert@redhat.com"}, {"url": "http://www.securityfocus.com/bid/48880", "source": "secalert@redhat.com"}, {"url": "https://bugzilla.redhat.com/show_bug.cgi?id=724815", "tags": ["Patch"], "source": "secalert@redhat.com"}, {"url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/68782", "source": "secalert@redhat.com"}, {"url": "https://www.dfn-cert.de/informationen/Sicherheitsbulletins/dsb-2011-01.html", "source": "secalert@redhat.com"}, {"url": "http://secunia.com/advisories/45425", "tags": ["Vendor Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "http://securityreason.com/securityalert/8325", "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "http://securitytracker.com/id?1025833", "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "http://www.openwall.com/lists/oss-security/2011/07/15/6", "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "http://www.openwall.com/lists/oss-security/2011/07/18/2", "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "http://www.openwall.com/lists/oss-security/2011/07/20/9", "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "http://www.securityfocus.com/archive/1/518974/100/0/threaded", "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "http://www.securityfocus.com/bid/48880", "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://bugzilla.redhat.com/show_bug.cgi?id=724815", "tags": ["Patch"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/68782", "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://www.dfn-cert.de/informationen/Sicherheitsbulletins/dsb-2011-01.html", "source": "af854a3a-2127-422b-91ae-364da2661108"}], "vulnStatus": "Deferred", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-287"}]}], "descriptions": [{"lang": "en", "value": "The ocsp_check function in rlm_eap_tls.c in FreeRADIUS 2.1.11, when OCSP is enabled, does not properly parse replies from OCSP responders, which allows remote attackers to bypass authentication by using the EAP-TLS protocol with a revoked X.509 client certificate."}, {"lang": "es", "value": "La funci\u00f3n ocsp_check de rlm_eap_tls.c de FreeRADIUS 2.1.11, si OCSP est\u00e1 habilitado, no analiza correctamente la sintaxis (\"parse\") de las respuestas de los agentes transmisores OCSP, lo que permite a atacantes remotos evitar la autenticaci\u00f3n usando el protocolo EAP-TLS con un certificado cliente X.509 revocado."}], "lastModified": "2025-04-11T00:51:21.963", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:freeradius:freeradius:2.1.11:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "908DA549-0EE5-4B85-961F-1C67210F6AED"}], "operator": "OR"}]}], "sourceIdentifier": "secalert@redhat.com"} 