{"api_version":"1","generated_at":"2026-07-23T19:39:55+00:00","cve":"CVE-2016-1959","urls":{"html":"https://cve.report/CVE-2016-1959","api":"https://cve.report/api/cve/CVE-2016-1959.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2016-1959","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2016-1959"},"summary":{"title":"CVE-2016-1959","description":"The ServiceWorkerManager class in Mozilla Firefox before 45.0 allows remote attackers to execute arbitrary code or cause a denial of service (out-of-bounds read and memory corruption) via unspecified use of the Clients API.","state":"PUBLISHED","assigner":"mozilla","published_at":"2016-03-13 18:59:08","updated_at":"2026-05-06 22:30:45"},"problem_types":["CWE-119","n/a"],"metrics":[{"version":"3.0","source":"nvd@nist.gov","type":"Primary","score":"8.8","severity":"HIGH","vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","data":{"version":"3.0","vectorString":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","baseScore":8.8,"baseSeverity":"HIGH","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"REQUIRED","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH"}},{"version":"2.0","source":"nvd@nist.gov","type":"Primary","score":"6.8","severity":"","vector":"AV:N/AC:M/Au:N/C:P/I:P/A:P","data":{"version":"2.0","vectorString":"AV:N/AC:M/Au:N/C:P/I:P/A:P","baseScore":6.8,"accessVector":"NETWORK","accessComplexity":"MEDIUM","authentication":"NONE","confidentialityImpact":"PARTIAL","integrityImpact":"PARTIAL","availabilityImpact":"PARTIAL"}}],"references":[{"url":"http://www.ubuntu.com/usn/USN-2917-3","name":"http://www.ubuntu.com/usn/USN-2917-3","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":[],"title":"USN-2917-3: Firefox regressions | Ubuntu","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://security.gentoo.org/glsa/201605-06","name":"https://security.gentoo.org/glsa/201605-06","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":[],"title":"Mozilla Products: Multiple vulnerabilities (GLSA 201605-06) — Gentoo security","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"http://www.ubuntu.com/usn/USN-2917-2","name":"http://www.ubuntu.com/usn/USN-2917-2","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":[],"title":"USN-2917-2: Firefox regressions | Ubuntu","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00031.html","name":"http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00031.html","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":[],"title":"[security-announce] openSUSE-SU-2016:0733-1: important: Security update","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"http://www.securitytracker.com/id/1035215","name":"http://www.securitytracker.com/id/1035215","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":[],"title":"Mozilla Firefox Multiple Flaws Let Remote Users Execute Arbitrary Code, Spoof the Address Bar, Overwrite Files, and Deny Service - SecurityTracker","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"http://www.ubuntu.com/usn/USN-2917-1","name":"http://www.ubuntu.com/usn/USN-2917-1","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":[],"title":"USN-2917-1: Firefox vulnerabilities | Ubuntu","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://bugzilla.mozilla.org/show_bug.cgi?id=1234949","name":"https://bugzilla.mozilla.org/show_bug.cgi?id=1234949","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":[],"title":"Access Denied","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"http://www.mozilla.org/security/announce/2016/mfsa2016-22.html","name":"http://www.mozilla.org/security/announce/2016/mfsa2016-22.html","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":["Vendor Advisory"],"title":"Service Worker Manager out-of-bounds read in Service Worker Manager — Mozilla","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00029.html","name":"http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00029.html","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":[],"title":"[security-announce] openSUSE-SU-2016:0731-1: important: Security update","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://www.cve.org/CVERecord?id=CVE-2016-1959","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2016-1959","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":"2016","cve_id":"1959","vulnerable":"1","versionEndIncluding":"44.0.2","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":"2024-08-05T23:10:40.283Z","orgId":"af854a3a-2127-422b-91ae-364da2661108","shortName":"CVE"},"references":[{"tags":["x_refsource_CONFIRM","x_transferred"],"url":"http://www.mozilla.org/security/announce/2016/mfsa2016-22.html"},{"tags":["x_refsource_CONFIRM","x_transferred"],"url":"https://bugzilla.mozilla.org/show_bug.cgi?id=1234949"},{"name":"openSUSE-SU-2016:0731","tags":["vendor-advisory","x_refsource_SUSE","x_transferred"],"url":"http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00029.html"},{"name":"USN-2917-1","tags":["vendor-advisory","x_refsource_UBUNTU","x_transferred"],"url":"http://www.ubuntu.com/usn/USN-2917-1"},{"name":"openSUSE-SU-2016:0733","tags":["vendor-advisory","x_refsource_SUSE","x_transferred"],"url":"http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00031.html"},{"name":"1035215","tags":["vdb-entry","x_refsource_SECTRACK","x_transferred"],"url":"http://www.securitytracker.com/id/1035215"},{"name":"GLSA-201605-06","tags":["vendor-advisory","x_refsource_GENTOO","x_transferred"],"url":"https://security.gentoo.org/glsa/201605-06"},{"name":"USN-2917-2","tags":["vendor-advisory","x_refsource_UBUNTU","x_transferred"],"url":"http://www.ubuntu.com/usn/USN-2917-2"},{"name":"USN-2917-3","tags":["vendor-advisory","x_refsource_UBUNTU","x_transferred"],"url":"http://www.ubuntu.com/usn/USN-2917-3"}],"title":"CVE Program Container"}],"cna":{"affected":[{"product":"n/a","vendor":"n/a","versions":[{"status":"affected","version":"n/a"}]}],"datePublic":"2016-03-08T00:00:00.000Z","descriptions":[{"lang":"en","value":"The ServiceWorkerManager class in Mozilla Firefox before 45.0 allows remote attackers to execute arbitrary code or cause a denial of service (out-of-bounds read and memory corruption) via unspecified use of the Clients API."}],"problemTypes":[{"descriptions":[{"description":"n/a","lang":"en","type":"text"}]}],"providerMetadata":{"dateUpdated":"2016-12-01T15:57:02.000Z","orgId":"f16b083a-5664-49f3-a51e-8d479e5ed7fe","shortName":"mozilla"},"references":[{"tags":["x_refsource_CONFIRM"],"url":"http://www.mozilla.org/security/announce/2016/mfsa2016-22.html"},{"tags":["x_refsource_CONFIRM"],"url":"https://bugzilla.mozilla.org/show_bug.cgi?id=1234949"},{"name":"openSUSE-SU-2016:0731","tags":["vendor-advisory","x_refsource_SUSE"],"url":"http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00029.html"},{"name":"USN-2917-1","tags":["vendor-advisory","x_refsource_UBUNTU"],"url":"http://www.ubuntu.com/usn/USN-2917-1"},{"name":"openSUSE-SU-2016:0733","tags":["vendor-advisory","x_refsource_SUSE"],"url":"http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00031.html"},{"name":"1035215","tags":["vdb-entry","x_refsource_SECTRACK"],"url":"http://www.securitytracker.com/id/1035215"},{"name":"GLSA-201605-06","tags":["vendor-advisory","x_refsource_GENTOO"],"url":"https://security.gentoo.org/glsa/201605-06"},{"name":"USN-2917-2","tags":["vendor-advisory","x_refsource_UBUNTU"],"url":"http://www.ubuntu.com/usn/USN-2917-2"},{"name":"USN-2917-3","tags":["vendor-advisory","x_refsource_UBUNTU"],"url":"http://www.ubuntu.com/usn/USN-2917-3"}],"x_legacyV4Record":{"CVE_data_meta":{"ASSIGNER":"security@mozilla.org","ID":"CVE-2016-1959","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 ServiceWorkerManager class in Mozilla Firefox before 45.0 allows remote attackers to execute arbitrary code or cause a denial of service (out-of-bounds read and memory corruption) via unspecified use of the Clients API."}]},"problemtype":{"problemtype_data":[{"description":[{"lang":"eng","value":"n/a"}]}]},"references":{"reference_data":[{"name":"http://www.mozilla.org/security/announce/2016/mfsa2016-22.html","refsource":"CONFIRM","url":"http://www.mozilla.org/security/announce/2016/mfsa2016-22.html"},{"name":"https://bugzilla.mozilla.org/show_bug.cgi?id=1234949","refsource":"CONFIRM","url":"https://bugzilla.mozilla.org/show_bug.cgi?id=1234949"},{"name":"openSUSE-SU-2016:0731","refsource":"SUSE","url":"http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00029.html"},{"name":"USN-2917-1","refsource":"UBUNTU","url":"http://www.ubuntu.com/usn/USN-2917-1"},{"name":"openSUSE-SU-2016:0733","refsource":"SUSE","url":"http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00031.html"},{"name":"1035215","refsource":"SECTRACK","url":"http://www.securitytracker.com/id/1035215"},{"name":"GLSA-201605-06","refsource":"GENTOO","url":"https://security.gentoo.org/glsa/201605-06"},{"name":"USN-2917-2","refsource":"UBUNTU","url":"http://www.ubuntu.com/usn/USN-2917-2"},{"name":"USN-2917-3","refsource":"UBUNTU","url":"http://www.ubuntu.com/usn/USN-2917-3"}]}}}},"cveMetadata":{"assignerOrgId":"f16b083a-5664-49f3-a51e-8d479e5ed7fe","assignerShortName":"mozilla","cveId":"CVE-2016-1959","datePublished":"2016-03-13T18:00:00.000Z","dateReserved":"2016-01-20T00:00:00.000Z","dateUpdated":"2024-08-05T23:10:40.283Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.1"},"nvd":{"publishedDate":"2016-03-13 18:59:08","lastModifiedDate":"2026-05-06 22:30:45","problem_types":["CWE-119","n/a"],"metrics":{"cvssMetricV30":[{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"3.0","vectorString":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","baseScore":8.8,"baseSeverity":"HIGH","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"REQUIRED","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH"},"exploitabilityScore":2.8,"impactScore":5.9}],"cvssMetricV2":[{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"2.0","vectorString":"AV:N/AC:M/Au:N/C:P/I:P/A:P","baseScore":6.8,"accessVector":"NETWORK","accessComplexity":"MEDIUM","authentication":"NONE","confidentialityImpact":"PARTIAL","integrityImpact":"PARTIAL","availabilityImpact":"PARTIAL"},"baseSeverity":"MEDIUM","exploitabilityScore":8.6,"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:mozilla:firefox:*:*:*:*:*:*:*:*","versionEndIncluding":"44.0.2","matchCriteriaId":"A2CA2CAD-3088-47C2-AE3A-607E6064E9BE"}]}]}]},"legacy_mitre":{"record":{"CveYear":"2016","CveId":"1959","Ordinal":"1","Title":"CVE-2016-1959","CVE":"CVE-2016-1959","Year":"2016"},"notes":[{"CveYear":"2016","CveId":"1959","Ordinal":"1","NoteData":"The ServiceWorkerManager class in Mozilla Firefox before 45.0 allows remote attackers to execute arbitrary code or cause a denial of service (out-of-bounds read and memory corruption) via unspecified use of the Clients API.","Type":"Description","Title":"CVE-2016-1959"},{"CveYear":"2016","CveId":"1959","Ordinal":"2","NoteData":"2016-03-13","Type":"Other","Title":"Published"},{"CveYear":"2016","CveId":"1959","Ordinal":"3","NoteData":"2016-12-01","Type":"Other","Title":"Modified"}]}}}