{"api_version":"1","generated_at":"2026-07-23T20:30:45+00:00","cve":"CVE-2012-4545","urls":{"html":"https://cve.report/CVE-2012-4545","api":"https://cve.report/api/cve/CVE-2012-4545.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2012-4545","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2012-4545"},"summary":{"title":"CVE-2012-4545","description":"The http_negotiate_create_context function in protocol/http/http_negotiate.c in ELinks 0.12 before 0.12pre6, when using HTTP Negotiate or GSS-Negotiate authentication, delegates user credentials through GSSAPI, which allows remote servers to authenticate as the client via the delegated credentials.","state":"PUBLISHED","assigner":"redhat","published_at":"2013-01-03 01:55:02","updated_at":"2026-04-29 01:13:23"},"problem_types":["CWE-287","n/a"],"metrics":[{"version":"2.0","source":"nvd@nist.gov","type":"Primary","score":"5.1","severity":"","vector":"AV:N/AC:H/Au:N/C:P/I:P/A:P","data":{"version":"2.0","vectorString":"AV:N/AC:H/Au:N/C:P/I:P/A:P","baseScore":5.1,"accessVector":"NETWORK","accessComplexity":"HIGH","authentication":"NONE","confidentialityImpact":"PARTIAL","integrityImpact":"PARTIAL","availabilityImpact":"PARTIAL"}}],"references":[{"url":"http://www.securityfocus.com/bid/57065","name":"http://www.securityfocus.com/bid/57065","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":[],"title":"ELinks CVE-2012-4545 Security Bypass Vulnerability","mime":"text/html","httpstatus":"200","archivestatus":"0"},{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/80882","name":"https://exchange.xforce.ibmcloud.com/vulnerabilities/80882","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":[],"title":"IBM X-Force Exchange","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"http://secunia.com/advisories/51569","name":"http://secunia.com/advisories/51569","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":["Vendor Advisory"],"title":"Security Advisory SA51569 - Debian update for elinks - Secunia","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"http://rhn.redhat.com/errata/RHSA-2013-0250.html","name":"http://rhn.redhat.com/errata/RHSA-2013-0250.html","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":[],"title":"Red Hat Customer Portal","mime":"text/html","httpstatus":"-1","archivestatus":"200"},{"url":"http://www.debian.org/security/2012/dsa-2592","name":"http://www.debian.org/security/2012/dsa-2592","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":[],"title":"Debian -- Security Information -- DSA-2592-1 elinks","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"http://repo.or.cz/w/elinks.git/blobdiff/89056e21fc7ab8e1c2d4e06ec9d0c6d01e70669a..da18694ff7dd0b67dfcb3c417fb0579b1e7d02d7:/src/protocol/http/http_negotiate.c","name":"http://repo.or.cz/w/elinks.git/blobdiff/89056e21fc7ab8e1c2d4e06ec9d0c6d01e70669a..da18694ff7dd0b67dfcb3c417fb0579b1e7d02d7:/src/protocol/http/http_negotiate.c","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":[],"title":"Public Git Hosting - elinks.git/blobdiff - src/protocol/http/http_negotiate.c","mime":"text/xml","httpstatus":"200","archivestatus":"403"},{"url":"http://bugzilla.elinks.cz/show_bug.cgi?id=1124","name":"http://bugzilla.elinks.cz/show_bug.cgi?id=1124","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":[],"title":"403 Forbidden","mime":"text/html","httpstatus":"403","archivestatus":"500"},{"url":"http://www.mandriva.com/security/advisories?name=MDVSA-2013:075","name":"http://www.mandriva.com/security/advisories?name=MDVSA-2013:075","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":[],"title":"Support / Security / Advisories /  / MDVSA-2013:075 | Mandriva","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://www.cve.org/CVERecord?id=CVE-2012-4545","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2012-4545","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"n/a","product":"n/a","version":"affected n/a","platforms":[]}],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[{"cve_year":"2012","cve_id":"4545","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"elinks","cpe5":"elinks","cpe6":"0.12","cpe7":"pre1","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2012","cve_id":"4545","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"elinks","cpe5":"elinks","cpe6":"0.12","cpe7":"pre2","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2012","cve_id":"4545","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"elinks","cpe5":"elinks","cpe6":"0.12","cpe7":"pre3","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2012","cve_id":"4545","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"elinks","cpe5":"elinks","cpe6":"0.12","cpe7":"pre4","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2012","cve_id":"4545","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"elinks","cpe5":"elinks","cpe6":"0.12","cpe7":"pre5","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"}],"vendor_comments":[],"enrichments":{"kev":null,"epss":null,"legacy_qids":[]},"source_records":{"cve_program":{"containers":{"adp":[{"providerMetadata":{"dateUpdated":"2024-08-06T20:42:53.685Z","orgId":"af854a3a-2127-422b-91ae-364da2661108","shortName":"CVE"},"references":[{"name":"MDVSA-2013:075","tags":["vendor-advisory","x_refsource_MANDRIVA","x_transferred"],"url":"http://www.mandriva.com/security/advisories?name=MDVSA-2013:075"},{"name":"57065","tags":["vdb-entry","x_refsource_BID","x_transferred"],"url":"http://www.securityfocus.com/bid/57065"},{"name":"DSA-2592","tags":["vendor-advisory","x_refsource_DEBIAN","x_transferred"],"url":"http://www.debian.org/security/2012/dsa-2592"},{"name":"elinks-httpnegotiate-security-bypass(80882)","tags":["vdb-entry","x_refsource_XF","x_transferred"],"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/80882"},{"tags":["x_refsource_CONFIRM","x_transferred"],"url":"http://repo.or.cz/w/elinks.git/blobdiff/89056e21fc7ab8e1c2d4e06ec9d0c6d01e70669a..da18694ff7dd0b67dfcb3c417fb0579b1e7d02d7:/src/protocol/http/http_negotiate.c"},{"name":"RHSA-2013:0250","tags":["vendor-advisory","x_refsource_REDHAT","x_transferred"],"url":"http://rhn.redhat.com/errata/RHSA-2013-0250.html"},{"tags":["x_refsource_CONFIRM","x_transferred"],"url":"http://bugzilla.elinks.cz/show_bug.cgi?id=1124"},{"name":"51569","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred"],"url":"http://secunia.com/advisories/51569"}],"title":"CVE Program Container"}],"cna":{"affected":[{"product":"n/a","vendor":"n/a","versions":[{"status":"affected","version":"n/a"}]}],"datePublic":"2012-10-28T00:00:00.000Z","descriptions":[{"lang":"en","value":"The http_negotiate_create_context function in protocol/http/http_negotiate.c in ELinks 0.12 before 0.12pre6, when using HTTP Negotiate or GSS-Negotiate authentication, delegates user credentials through GSSAPI, which allows remote servers to authenticate as the client via the delegated credentials."}],"problemTypes":[{"descriptions":[{"description":"n/a","lang":"en","type":"text"}]}],"providerMetadata":{"dateUpdated":"2017-08-28T12:57:01.000Z","orgId":"53f830b8-0a3f-465b-8143-3b8a9948e749","shortName":"redhat"},"references":[{"name":"MDVSA-2013:075","tags":["vendor-advisory","x_refsource_MANDRIVA"],"url":"http://www.mandriva.com/security/advisories?name=MDVSA-2013:075"},{"name":"57065","tags":["vdb-entry","x_refsource_BID"],"url":"http://www.securityfocus.com/bid/57065"},{"name":"DSA-2592","tags":["vendor-advisory","x_refsource_DEBIAN"],"url":"http://www.debian.org/security/2012/dsa-2592"},{"name":"elinks-httpnegotiate-security-bypass(80882)","tags":["vdb-entry","x_refsource_XF"],"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/80882"},{"tags":["x_refsource_CONFIRM"],"url":"http://repo.or.cz/w/elinks.git/blobdiff/89056e21fc7ab8e1c2d4e06ec9d0c6d01e70669a..da18694ff7dd0b67dfcb3c417fb0579b1e7d02d7:/src/protocol/http/http_negotiate.c"},{"name":"RHSA-2013:0250","tags":["vendor-advisory","x_refsource_REDHAT"],"url":"http://rhn.redhat.com/errata/RHSA-2013-0250.html"},{"tags":["x_refsource_CONFIRM"],"url":"http://bugzilla.elinks.cz/show_bug.cgi?id=1124"},{"name":"51569","tags":["third-party-advisory","x_refsource_SECUNIA"],"url":"http://secunia.com/advisories/51569"}]}},"cveMetadata":{"assignerOrgId":"53f830b8-0a3f-465b-8143-3b8a9948e749","assignerShortName":"redhat","cveId":"CVE-2012-4545","datePublished":"2013-01-03T01:00:00.000Z","dateReserved":"2012-08-21T00:00:00.000Z","dateUpdated":"2024-08-06T20:42:53.685Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.1"},"nvd":{"publishedDate":"2013-01-03 01:55:02","lastModifiedDate":"2026-04-29 01:13:23","problem_types":["CWE-287","n/a"],"metrics":{"cvssMetricV2":[{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"2.0","vectorString":"AV:N/AC:H/Au:N/C:P/I:P/A:P","baseScore":5.1,"accessVector":"NETWORK","accessComplexity":"HIGH","authentication":"NONE","confidentialityImpact":"PARTIAL","integrityImpact":"PARTIAL","availabilityImpact":"PARTIAL"},"baseSeverity":"MEDIUM","exploitabilityScore":4.9,"impactScore":6.4,"acInsufInfo":false,"obtainAllPrivilege":false,"obtainUserPrivilege":false,"obtainOtherPrivilege":false,"userInteractionRequired":true}]},"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:elinks:elinks:0.12:pre1:*:*:*:*:*:*","matchCriteriaId":"5F409304-09F1-4DE8-BF1D-C2A7607B005B"},{"vulnerable":true,"criteria":"cpe:2.3:a:elinks:elinks:0.12:pre2:*:*:*:*:*:*","matchCriteriaId":"DA603E7D-7826-43FF-8A73-E138AEB88559"},{"vulnerable":true,"criteria":"cpe:2.3:a:elinks:elinks:0.12:pre3:*:*:*:*:*:*","matchCriteriaId":"412590ED-193A-45D8-B4E5-9157C0EF7D86"},{"vulnerable":true,"criteria":"cpe:2.3:a:elinks:elinks:0.12:pre4:*:*:*:*:*:*","matchCriteriaId":"528C4ADC-6818-49F2-960D-79E0AC6A6757"},{"vulnerable":true,"criteria":"cpe:2.3:a:elinks:elinks:0.12:pre5:*:*:*:*:*:*","matchCriteriaId":"7097F9FF-A321-4D18-A382-B98033733023"}]}]}]},"legacy_mitre":{"record":{"CveYear":"2012","CveId":"4545","Ordinal":"1","Title":"CVE-2012-4545","CVE":"CVE-2012-4545","Year":"2012"},"notes":[{"CveYear":"2012","CveId":"4545","Ordinal":"1","NoteData":"The http_negotiate_create_context function in protocol/http/http_negotiate.c in ELinks 0.12 before 0.12pre6, when using HTTP Negotiate or GSS-Negotiate authentication, delegates user credentials through GSSAPI, which allows remote servers to authenticate as the client via the delegated credentials.","Type":"Description","Title":"CVE-2012-4545"},{"CveYear":"2012","CveId":"4545","Ordinal":"2","NoteData":"2013-01-02","Type":"Other","Title":"Published"},{"CveYear":"2012","CveId":"4545","Ordinal":"3","NoteData":"2017-08-28","Type":"Other","Title":"Modified"}]}}}