{"api_version":"1","generated_at":"2026-07-23T04:48:37+00:00","cve":"CVE-2011-3336","urls":{"html":"https://cve.report/CVE-2011-3336","api":"https://cve.report/api/cve/CVE-2011-3336.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2011-3336","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2011-3336"},"summary":{"title":"CVE-2011-3336","description":"regcomp in the BSD implementation of libc is vulnerable to denial of service due to stack exhaustion.","state":"PUBLIC","assigner":"cert@cert.org","published_at":"2020-02-12 20:15:00","updated_at":"2020-02-18 19:49:00"},"problem_types":["CWE-400"],"metrics":[],"references":[{"url":"http://www.securityfocus.com/bid/50541","name":"50541","refsource":"BID","tags":["Exploit","Third Party Advisory","VDB Entry"],"title":"Multiple Vendors libc 'regcomp()' Stack Exhaustion Denial Of Service Vulnerability","mime":"text/html","httpstatus":"200","archivestatus":"0"},{"url":"https://www.securityfocus.com/archive/1/520390","name":"20111104 Multiple BSD libc/regcomp(3) Multiple Vulnerabilities","refsource":"BUGTRAQ","tags":["Exploit","Third Party Advisory","VDB Entry"],"title":"SecurityFocus","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"http://seclists.org/fulldisclosure/2014/Mar/166","name":"20140314 MacOSX Safari Firefox Kaspersky RegExp Remote/Local Denial of Service","refsource":"FULLDISC","tags":["Exploit","Mailing List","Third Party Advisory"],"title":"Full Disclosure: MacOSX Safari Firefox Kaspersky RegExp\tRemote/Local Denial of Service","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://cxsecurity.com/issue/WLB-2011110082","name":"https://cxsecurity.com/issue/WLB-2011110082","refsource":"MISC","tags":["Exploit","Third Party Advisory"],"title":"Multiple BSD libc/regcomp(3) Multiple Vulnerabilities - CXSecurity WLB","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://www.cve.org/CVERecord?id=CVE-2011-3336","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2011-3336","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[{"cve_year":"2011","cve_id":"3336","vulnerable":"1","versionEndIncluding":"10.7.2","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"apple","cpe5":"mac_os_x","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2011","cve_id":"3336","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"freebsd","cpe5":"freebsd","cpe6":"8.2","cpe7":"-","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2011","cve_id":"3336","vulnerable":"1","versionEndIncluding":"1","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"freebsd","cpe5":"freebsd","cpe6":"8.2","cpe7":"-","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2011","cve_id":"3336","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"openbsd","cpe5":"openbsd","cpe6":"5.0","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2011","cve_id":"3336","vulnerable":"1","versionEndIncluding":"1","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"openbsd","cpe5":"openbsd","cpe6":"5.0","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2011","cve_id":"3336","vulnerable":"1","versionEndIncluding":"5.3.10","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"php","cpe5":"php","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"}],"vendor_comments":[],"enrichments":{"kev":null,"epss":null,"legacy_qids":[]},"source_records":{"cve_program":{"CVE_data_meta":{"ASSIGNER":"cert@cert.org","ID":"CVE-2011-3336","STATE":"PUBLIC"},"affects":{"vendor":{"vendor_data":[{"product":{"product_data":[{"product_name":"macOS","version":{"version_data":[{"version_value":"through 2011"}]}}]},"vendor_name":"Apple"}]}},"data_format":"MITRE","data_type":"CVE","data_version":"4.0","description":{"description_data":[{"lang":"eng","value":"regcomp in the BSD implementation of libc is vulnerable to denial of service due to stack exhaustion."}]},"problemtype":{"problemtype_data":[{"description":[{"lang":"eng","value":"denial of service"}]}]},"references":{"reference_data":[{"refsource":"FULLDISC","name":"20140314 MacOSX Safari Firefox Kaspersky RegExp Remote/Local Denial of Service","url":"http://seclists.org/fulldisclosure/2014/Mar/166"},{"refsource":"BID","name":"50541","url":"http://www.securityfocus.com/bid/50541"},{"refsource":"BUGTRAQ","name":"20111104 Multiple BSD libc/regcomp(3) Multiple Vulnerabilities","url":"https://www.securityfocus.com/archive/1/520390"},{"refsource":"MISC","name":"https://cxsecurity.com/issue/WLB-2011110082","url":"https://cxsecurity.com/issue/WLB-2011110082"}]}},"nvd":{"publishedDate":"2020-02-12 20:15:00","lastModifiedDate":"2020-02-18 19:49:00","problem_types":["CWE-400"],"metrics":{"baseMetricV3":{"cvssV3":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"HIGH","baseScore":7.5,"baseSeverity":"HIGH"},"exploitabilityScore":3.9,"impactScore":3.6},"baseMetricV2":{"cvssV2":{"version":"2.0","vectorString":"AV:N/AC:L/Au:N/C:N/I:N/A:C","accessVector":"NETWORK","accessComplexity":"LOW","authentication":"NONE","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"COMPLETE","baseScore":7.8},"severity":"HIGH","exploitabilityScore":10,"impactScore":6.9,"acInsufInfo":false,"obtainAllPrivilege":false,"obtainUserPrivilege":false,"obtainOtherPrivilege":false,"userInteractionRequired":false}},"configurations":{"CVE_data_version":"4.0","nodes":[{"operator":"OR","children":[],"cpe_match":[{"vulnerable":true,"cpe23Uri":"cpe:2.3:o:freebsd:freebsd:8.2:-:*:*:*:*:*:*","cpe_name":[]},{"vulnerable":true,"cpe23Uri":"cpe:2.3:o:apple:mac_os_x:*:*:*:*:*:*:*:*","versionStartIncluding":"10.6.0","versionEndIncluding":"10.7.2","cpe_name":[]},{"vulnerable":true,"cpe23Uri":"cpe:2.3:o:openbsd:openbsd:5.0:*:*:*:*:*:*:*","cpe_name":[]},{"vulnerable":true,"cpe23Uri":"cpe:2.3:a:php:php:*:*:*:*:*:*:*:*","versionStartIncluding":"5.3.0","versionEndIncluding":"5.3.10","cpe_name":[]}]}]}},"legacy_mitre":{"record":{"CveYear":"2011","CveId":"3336","Ordinal":"50581","Title":"CVE-2011-3336","CVE":"CVE-2011-3336","Year":"2011"},"notes":[{"CveYear":"2011","CveId":"3336","Ordinal":"1","NoteData":"regcomp in the BSD implementation of libc is vulnerable to denial of service due to stack exhaustion.","Type":"Description","Title":null},{"CveYear":"2011","CveId":"3336","Ordinal":"2","NoteData":"2020-02-12","Type":"Other","Title":"Published"},{"CveYear":"2011","CveId":"3336","Ordinal":"3","NoteData":"2020-02-12","Type":"Other","Title":"Modified"}]}}}