gsd-2011-2701
Vulnerability from gsd
Modified
2023-12-13 01:19
Details
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.
Aliases
Aliases
{ "GSD": { "alias": "CVE-2011-2701", "description": "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.", "id": "GSD-2011-2701", "references": [ "https://www.suse.com/security/cve/CVE-2011-2701.html" ] }, "gsd": { "metadata": { "exploitCode": "unknown", "remediation": "unknown", "reportConfidence": "confirmed", "type": "vulnerability" }, "osvSchema": { "aliases": [ "CVE-2011-2701" ], "details": "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.", "id": "GSD-2011-2701", "modified": "2023-12-13T01:19:06.413710Z", "schema_version": "1.4.0" } }, "namespaces": { "cve.org": { "CVE_data_meta": { "ASSIGNER": "secalert@redhat.com", "ID": "CVE-2011-2701", "STATE": "PUBLIC" }, "affects": { "vendor": { "vendor_data": [ { "product": { "product_data": [ { "product_name": "n/a", "version": { "version_data": [ { "version_value": "n/a" } ] } } ] }, "vendor_name": "n/a" } ] } }, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": { "description_data": [ { "lang": "eng", "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." } ] }, "problemtype": { "problemtype_data": [ { "description": [ { "lang": "eng", "value": "n/a" } ] } ] }, "references": { "reference_data": [ { "name": "48880", "refsource": "BID", "url": "http://www.securityfocus.com/bid/48880" }, { "name": "freeradius-certificate-security-bypass(68782)", "refsource": "XF", "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/68782" }, { "name": "[oss-security] 20110715 CVE request: vulnerability in FreeRADIUS (OCSP)", "refsource": "MLIST", "url": "http://www.openwall.com/lists/oss-security/2011/07/15/6" }, { "name": "[oss-security] 20110718 Re: CVE request: vulnerability in FreeRADIUS (OCSP)", "refsource": "MLIST", "url": "http://www.openwall.com/lists/oss-security/2011/07/18/2" }, { "name": "45425", "refsource": "SECUNIA", "url": "http://secunia.com/advisories/45425" }, { "name": "20110725 [DSB-2011-01] Security Advisory FreeRADIUS 2.1.11", "refsource": "BUGTRAQ", "url": "http://www.securityfocus.com/archive/1/518974/100/0/threaded" }, { "name": "https://www.dfn-cert.de/informationen/Sicherheitsbulletins/dsb-2011-01.html", "refsource": "MISC", "url": "https://www.dfn-cert.de/informationen/Sicherheitsbulletins/dsb-2011-01.html" }, { "name": "8325", "refsource": "SREASON", "url": "http://securityreason.com/securityalert/8325" }, { "name": "1025833", "refsource": "SECTRACK", "url": "http://securitytracker.com/id?1025833" }, { "name": "https://bugzilla.redhat.com/show_bug.cgi?id=724815", "refsource": "MISC", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=724815" }, { "name": "[oss-security] 20110720 Re: CVE request: vulnerability in FreeRADIUS (OCSP)", "refsource": "MLIST", "url": "http://www.openwall.com/lists/oss-security/2011/07/20/9" } ] } }, "nvd.nist.gov": { "configurations": { "CVE_data_version": "4.0", "nodes": [ { "children": [], "cpe_match": [ { "cpe23Uri": "cpe:2.3:a:freeradius:freeradius:2.1.11:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true } ], "operator": "OR" } ] }, "cve": { "CVE_data_meta": { "ASSIGNER": "secalert@redhat.com", "ID": "CVE-2011-2701" }, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": { "description_data": [ { "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." } ] }, "problemtype": { "problemtype_data": [ { "description": [ { "lang": "en", "value": "CWE-287" } ] } ] }, "references": { "reference_data": [ { "name": "https://bugzilla.redhat.com/show_bug.cgi?id=724815", "refsource": "MISC", "tags": [ "Patch" ], "url": "https://bugzilla.redhat.com/show_bug.cgi?id=724815" }, { "name": "[oss-security] 20110715 CVE request: vulnerability in FreeRADIUS (OCSP)", "refsource": "MLIST", "tags": [], "url": "http://www.openwall.com/lists/oss-security/2011/07/15/6" }, { "name": "[oss-security] 20110720 Re: CVE request: vulnerability in FreeRADIUS (OCSP)", "refsource": "MLIST", "tags": [], "url": "http://www.openwall.com/lists/oss-security/2011/07/20/9" }, { "name": "[oss-security] 20110718 Re: CVE request: vulnerability in FreeRADIUS (OCSP)", "refsource": "MLIST", "tags": [], "url": "http://www.openwall.com/lists/oss-security/2011/07/18/2" }, { "name": "45425", "refsource": "SECUNIA", "tags": [ "Vendor Advisory" ], "url": "http://secunia.com/advisories/45425" }, { "name": "48880", "refsource": "BID", "tags": [], "url": "http://www.securityfocus.com/bid/48880" }, { "name": "https://www.dfn-cert.de/informationen/Sicherheitsbulletins/dsb-2011-01.html", "refsource": "MISC", "tags": [], "url": "https://www.dfn-cert.de/informationen/Sicherheitsbulletins/dsb-2011-01.html" }, { "name": "1025833", "refsource": "SECTRACK", "tags": [], "url": "http://securitytracker.com/id?1025833" }, { "name": "8325", "refsource": "SREASON", "tags": [], "url": "http://securityreason.com/securityalert/8325" }, { "name": "freeradius-certificate-security-bypass(68782)", "refsource": "XF", "tags": [], "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/68782" }, { "name": "20110725 [DSB-2011-01] Security Advisory FreeRADIUS 2.1.11", "refsource": "BUGTRAQ", "tags": [], "url": "http://www.securityfocus.com/archive/1/518974/100/0/threaded" } ] } }, "impact": { "baseMetricV2": { "cvssV2": { "accessComplexity": "MEDIUM", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "NONE", "baseScore": 5.8, "confidentialityImpact": "PARTIAL", "integrityImpact": "PARTIAL", "vectorString": "AV:N/AC:M/Au:N/C:P/I:P/A:N", "version": "2.0" }, "exploitabilityScore": 8.6, "impactScore": 4.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "severity": "MEDIUM", "userInteractionRequired": false } }, "lastModifiedDate": "2018-10-09T19:32Z", "publishedDate": "2011-08-04T02:45Z" } } }
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Sightings
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Nomenclature
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