{"api_version":"1","generated_at":"2026-07-23T06:42:21+00:00","cve":"CVE-2014-1540","urls":{"html":"https://cve.report/CVE-2014-1540","api":"https://cve.report/api/cve/CVE-2014-1540.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2014-1540","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2014-1540"},"summary":{"title":"CVE-2014-1540","description":"Use-after-free vulnerability in the nsEventListenerManager::CompileEventHandlerInternal function in the Event Listener Manager in Mozilla Firefox before 30.0 allows remote attackers to execute arbitrary code or cause a denial of service (heap memory corruption) via crafted web content.","state":"PUBLISHED","assigner":"mozilla","published_at":"2014-06-11 10:57:17","updated_at":"2026-05-06 22:30:45"},"problem_types":["NVD-CWE-Other","n/a"],"metrics":[{"version":"2.0","source":"nvd@nist.gov","type":"Primary","score":"9.3","severity":"","vector":"AV:N/AC:M/Au:N/C:C/I:C/A:C","data":{"version":"2.0","vectorString":"AV:N/AC:M/Au:N/C:C/I:C/A:C","baseScore":9.3,"accessVector":"NETWORK","accessComplexity":"MEDIUM","authentication":"NONE","confidentialityImpact":"COMPLETE","integrityImpact":"COMPLETE","availabilityImpact":"COMPLETE"}}],"references":[{"url":"http://secunia.com/advisories/59052","name":"http://secunia.com/advisories/59052","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":[],"title":"About Secunia Research | Flexera","mime":"text/plain","httpstatus":"200","archivestatus":"200"},{"url":"http://www.mozilla.org/security/announce/2014/mfsa2014-51.html","name":"http://www.mozilla.org/security/announce/2014/mfsa2014-51.html","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":["Vendor Advisory"],"title":"MFSA 2014-51: Use-after-free in Event Listener Manager","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://security.gentoo.org/glsa/201504-01","name":"https://security.gentoo.org/glsa/201504-01","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":[],"title":"Gentoo Security","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"http://secunia.com/advisories/59387","name":"http://secunia.com/advisories/59387","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":[],"title":"Security Advisory SA59387 - SUSE update for seamonkey - Secunia","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"http://www.ubuntu.com/usn/USN-2243-1","name":"http://www.ubuntu.com/usn/USN-2243-1","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":[],"title":"USN-2243-1: Firefox vulnerabilities | Ubuntu","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"http://secunia.com/advisories/59866","name":"http://secunia.com/advisories/59866","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":[],"title":"About Secunia Research | Flexera","mime":"text/plain","httpstatus":"200","archivestatus":"200"},{"url":"http://lists.opensuse.org/opensuse-updates/2014-06/msg00040.html","name":"http://lists.opensuse.org/opensuse-updates/2014-06/msg00040.html","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":[],"title":"openSUSE-SU-2014:0819-1: moderate: MozillaFirefox, mozilla-nspr: Update","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"http://www.securityfocus.com/bid/67978","name":"http://www.securityfocus.com/bid/67978","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":[],"title":"Mozilla Firefox CVE-2014-1540 Memory Corruption Vulnerability","mime":"text/html","httpstatus":"200","archivestatus":"0"},{"url":"http://www.securitytracker.com/id/1030388","name":"http://www.securitytracker.com/id/1030388","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":[],"title":"Mozilla Firefox Multiple Flaws Let Remote Users Execute Arbitrary Code and Conduct Clickjacking Attacks - SecurityTracker","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"http://secunia.com/advisories/59171","name":"http://secunia.com/advisories/59171","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":[],"title":"About Secunia Research | Flexera","mime":"text/plain","httpstatus":"200","archivestatus":"200"},{"url":"https://bugzilla.mozilla.org/show_bug.cgi?id=978862","name":"https://bugzilla.mozilla.org/show_bug.cgi?id=978862","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":[],"title":"Access Denied","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"http://secunia.com/advisories/59486","name":"http://secunia.com/advisories/59486","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":[],"title":"Security Advisory SA59486 - SUSE update for MozillaFirefox and mozilla-nspr - Secunia","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"http://lists.opensuse.org/opensuse-updates/2014-07/msg00001.html","name":"http://lists.opensuse.org/opensuse-updates/2014-07/msg00001.html","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":[],"title":"openSUSE-SU-2014:0855-1: moderate: seamonkey: Update fixes nine security","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"http://www.oracle.com/technetwork/topics/security/bulletinapr2016-2952098.html","name":"http://www.oracle.com/technetwork/topics/security/bulletinapr2016-2952098.html","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":[],"title":"Oracle Solaris Bulletin - April 2016","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://www.cve.org/CVERecord?id=CVE-2014-1540","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2014-1540","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":"2014","cve_id":"1540","vulnerable":"1","versionEndIncluding":"29.0.1","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"mozilla","cpe5":"firefox","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"}],"vendor_comments":[],"enrichments":{"kev":null,"epss":null,"legacy_qids":[]},"source_records":{"cve_program":{"containers":{"adp":[{"providerMetadata":{"dateUpdated":"2024-08-06T09:42:36.257Z","orgId":"af854a3a-2127-422b-91ae-364da2661108","shortName":"CVE"},"references":[{"name":"openSUSE-SU-2014:0819","tags":["vendor-advisory","x_refsource_SUSE","x_transferred"],"url":"http://lists.opensuse.org/opensuse-updates/2014-06/msg00040.html"},{"name":"67978","tags":["vdb-entry","x_refsource_BID","x_transferred"],"url":"http://www.securityfocus.com/bid/67978"},{"name":"59387","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred"],"url":"http://secunia.com/advisories/59387"},{"tags":["x_refsource_CONFIRM","x_transferred"],"url":"http://www.mozilla.org/security/announce/2014/mfsa2014-51.html"},{"name":"1030388","tags":["vdb-entry","x_refsource_SECTRACK","x_transferred"],"url":"http://www.securitytracker.com/id/1030388"},{"name":"59052","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred"],"url":"http://secunia.com/advisories/59052"},{"name":"openSUSE-SU-2014:0855","tags":["vendor-advisory","x_refsource_SUSE","x_transferred"],"url":"http://lists.opensuse.org/opensuse-updates/2014-07/msg00001.html"},{"name":"GLSA-201504-01","tags":["vendor-advisory","x_refsource_GENTOO","x_transferred"],"url":"https://security.gentoo.org/glsa/201504-01"},{"name":"59866","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred"],"url":"http://secunia.com/advisories/59866"},{"tags":["x_refsource_CONFIRM","x_transferred"],"url":"http://www.oracle.com/technetwork/topics/security/bulletinapr2016-2952098.html"},{"name":"USN-2243-1","tags":["vendor-advisory","x_refsource_UBUNTU","x_transferred"],"url":"http://www.ubuntu.com/usn/USN-2243-1"},{"name":"59171","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred"],"url":"http://secunia.com/advisories/59171"},{"name":"59486","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred"],"url":"http://secunia.com/advisories/59486"},{"tags":["x_refsource_CONFIRM","x_transferred"],"url":"https://bugzilla.mozilla.org/show_bug.cgi?id=978862"}],"title":"CVE Program Container"}],"cna":{"affected":[{"product":"n/a","vendor":"n/a","versions":[{"status":"affected","version":"n/a"}]}],"datePublic":"2014-06-10T00:00:00.000Z","descriptions":[{"lang":"en","value":"Use-after-free vulnerability in the nsEventListenerManager::CompileEventHandlerInternal function in the Event Listener Manager in Mozilla Firefox before 30.0 allows remote attackers to execute arbitrary code or cause a denial of service (heap memory corruption) via crafted web content."}],"problemTypes":[{"descriptions":[{"description":"n/a","lang":"en","type":"text"}]}],"providerMetadata":{"dateUpdated":"2017-12-27T18:57:01.000Z","orgId":"f16b083a-5664-49f3-a51e-8d479e5ed7fe","shortName":"mozilla"},"references":[{"name":"openSUSE-SU-2014:0819","tags":["vendor-advisory","x_refsource_SUSE"],"url":"http://lists.opensuse.org/opensuse-updates/2014-06/msg00040.html"},{"name":"67978","tags":["vdb-entry","x_refsource_BID"],"url":"http://www.securityfocus.com/bid/67978"},{"name":"59387","tags":["third-party-advisory","x_refsource_SECUNIA"],"url":"http://secunia.com/advisories/59387"},{"tags":["x_refsource_CONFIRM"],"url":"http://www.mozilla.org/security/announce/2014/mfsa2014-51.html"},{"name":"1030388","tags":["vdb-entry","x_refsource_SECTRACK"],"url":"http://www.securitytracker.com/id/1030388"},{"name":"59052","tags":["third-party-advisory","x_refsource_SECUNIA"],"url":"http://secunia.com/advisories/59052"},{"name":"openSUSE-SU-2014:0855","tags":["vendor-advisory","x_refsource_SUSE"],"url":"http://lists.opensuse.org/opensuse-updates/2014-07/msg00001.html"},{"name":"GLSA-201504-01","tags":["vendor-advisory","x_refsource_GENTOO"],"url":"https://security.gentoo.org/glsa/201504-01"},{"name":"59866","tags":["third-party-advisory","x_refsource_SECUNIA"],"url":"http://secunia.com/advisories/59866"},{"tags":["x_refsource_CONFIRM"],"url":"http://www.oracle.com/technetwork/topics/security/bulletinapr2016-2952098.html"},{"name":"USN-2243-1","tags":["vendor-advisory","x_refsource_UBUNTU"],"url":"http://www.ubuntu.com/usn/USN-2243-1"},{"name":"59171","tags":["third-party-advisory","x_refsource_SECUNIA"],"url":"http://secunia.com/advisories/59171"},{"name":"59486","tags":["third-party-advisory","x_refsource_SECUNIA"],"url":"http://secunia.com/advisories/59486"},{"tags":["x_refsource_CONFIRM"],"url":"https://bugzilla.mozilla.org/show_bug.cgi?id=978862"}],"x_legacyV4Record":{"CVE_data_meta":{"ASSIGNER":"security@mozilla.org","ID":"CVE-2014-1540","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":"Use-after-free vulnerability in the nsEventListenerManager::CompileEventHandlerInternal function in the Event Listener Manager in Mozilla Firefox before 30.0 allows remote attackers to execute arbitrary code or cause a denial of service (heap memory corruption) via crafted web content."}]},"problemtype":{"problemtype_data":[{"description":[{"lang":"eng","value":"n/a"}]}]},"references":{"reference_data":[{"name":"openSUSE-SU-2014:0819","refsource":"SUSE","url":"http://lists.opensuse.org/opensuse-updates/2014-06/msg00040.html"},{"name":"67978","refsource":"BID","url":"http://www.securityfocus.com/bid/67978"},{"name":"59387","refsource":"SECUNIA","url":"http://secunia.com/advisories/59387"},{"name":"http://www.mozilla.org/security/announce/2014/mfsa2014-51.html","refsource":"CONFIRM","url":"http://www.mozilla.org/security/announce/2014/mfsa2014-51.html"},{"name":"1030388","refsource":"SECTRACK","url":"http://www.securitytracker.com/id/1030388"},{"name":"59052","refsource":"SECUNIA","url":"http://secunia.com/advisories/59052"},{"name":"openSUSE-SU-2014:0855","refsource":"SUSE","url":"http://lists.opensuse.org/opensuse-updates/2014-07/msg00001.html"},{"name":"GLSA-201504-01","refsource":"GENTOO","url":"https://security.gentoo.org/glsa/201504-01"},{"name":"59866","refsource":"SECUNIA","url":"http://secunia.com/advisories/59866"},{"name":"http://www.oracle.com/technetwork/topics/security/bulletinapr2016-2952098.html","refsource":"CONFIRM","url":"http://www.oracle.com/technetwork/topics/security/bulletinapr2016-2952098.html"},{"name":"USN-2243-1","refsource":"UBUNTU","url":"http://www.ubuntu.com/usn/USN-2243-1"},{"name":"59171","refsource":"SECUNIA","url":"http://secunia.com/advisories/59171"},{"name":"59486","refsource":"SECUNIA","url":"http://secunia.com/advisories/59486"},{"name":"https://bugzilla.mozilla.org/show_bug.cgi?id=978862","refsource":"CONFIRM","url":"https://bugzilla.mozilla.org/show_bug.cgi?id=978862"}]}}}},"cveMetadata":{"assignerOrgId":"f16b083a-5664-49f3-a51e-8d479e5ed7fe","assignerShortName":"mozilla","cveId":"CVE-2014-1540","datePublished":"2014-06-11T10:00:00.000Z","dateReserved":"2014-01-16T00:00:00.000Z","dateUpdated":"2024-08-06T09:42:36.257Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.1"},"nvd":{"publishedDate":"2014-06-11 10:57:17","lastModifiedDate":"2026-05-06 22:30:45","problem_types":["NVD-CWE-Other","n/a"],"metrics":{"cvssMetricV2":[{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"2.0","vectorString":"AV:N/AC:M/Au:N/C:C/I:C/A:C","baseScore":9.3,"accessVector":"NETWORK","accessComplexity":"MEDIUM","authentication":"NONE","confidentialityImpact":"COMPLETE","integrityImpact":"COMPLETE","availabilityImpact":"COMPLETE"},"baseSeverity":"HIGH","exploitabilityScore":8.6,"impactScore":10,"acInsufInfo":false,"obtainAllPrivilege":false,"obtainUserPrivilege":false,"obtainOtherPrivilege":false,"userInteractionRequired":true}]},"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:*","versionEndIncluding":"29.0.1","matchCriteriaId":"C8B8514D-277D-4D79-84E3-73BF050CE927"}]}]}]},"legacy_mitre":{"record":{"CveYear":"2014","CveId":"1540","Ordinal":"1","Title":"CVE-2014-1540","CVE":"CVE-2014-1540","Year":"2014"},"notes":[{"CveYear":"2014","CveId":"1540","Ordinal":"1","NoteData":"Use-after-free vulnerability in the nsEventListenerManager::CompileEventHandlerInternal function in the Event Listener Manager in Mozilla Firefox before 30.0 allows remote attackers to execute arbitrary code or cause a denial of service (heap memory corruption) via crafted web content.","Type":"Description","Title":"CVE-2014-1540"},{"CveYear":"2014","CveId":"1540","Ordinal":"2","NoteData":"2014-06-11","Type":"Other","Title":"Published"},{"CveYear":"2014","CveId":"1540","Ordinal":"3","NoteData":"2017-12-27","Type":"Other","Title":"Modified"}]}}}