{"id":"CVE-2015-4473","url":"https://www.cyber-defence.io/tools/cve/CVE-2015-4473","generatedAt":"2026-10-27T17:44:16.404Z","title":"Multiple unspecified vulnerabilities in the browser engine in Mozilla Firefox before 40.0 and Firefox ESR 38.x before 38.2 allow remote attackers to cause a denial of service (memory corruption and application crash) or possibly execute arbitrary code…","description":"Multiple unspecified vulnerabilities in the browser engine in Mozilla Firefox before 40.0 and Firefox ESR 38.x before 38.2 allow remote attackers to cause a denial of service (memory corruption and application crash) or possibly execute arbitrary code via unknown vectors.","published":"2015-08-16T01:59:00.000Z","lastModified":"2026-06-17T00:27:21.000Z","status":"Modified","sourceIdentifier":"security@mozilla.org","cvss":{"version":"2.0","score":10,"severity":"HIGH","vector":"AV:N/AC:L/Au:N/C:C/I:C/A:C"},"cwe":["CWE-119"],"affected":["canonical/ubuntu linux","debian/debian linux","opensuse/opensuse","mozilla/firefox"],"epss":{"score":0.06694,"percentile":0.93862,"date":"2026-10-26","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"high","text":"High impact if exploited, but EPSS currently rates exploitation as unlikely (6.69%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit."},"changes":[],"references":[{"url":"http://lists.opensuse.org/opensuse-security-announce/2015-08/msg00014.html","tags":["Third Party Advisory"],"source":"security@mozilla.org"},{"url":"http://lists.opensuse.org/opensuse-security-announce/2015-08/msg00015.html","tags":["Third Party Advisory"],"source":"security@mozilla.org"},{"url":"http://lists.opensuse.org/opensuse-security-announce/2015-08/msg00021.html","tags":["Third Party Advisory"],"source":"security@mozilla.org"},{"url":"http://lists.opensuse.org/opensuse-security-announce/2015-09/msg00016.html","tags":["Third Party Advisory"],"source":"security@mozilla.org"},{"url":"http://lists.opensuse.org/opensuse-security-announce/2015-11/msg00025.html","tags":["Third Party Advisory"],"source":"security@mozilla.org"},{"url":"http://lists.opensuse.org/opensuse-updates/2015-08/msg00030.html","tags":["Third Party Advisory"],"source":"security@mozilla.org"},{"url":"http://lists.opensuse.org/opensuse-updates/2015-08/msg00031.html","tags":["Third Party Advisory"],"source":"security@mozilla.org"},{"url":"http://rhn.redhat.com/errata/RHSA-2015-1586.html","tags":["Third Party Advisory"],"source":"security@mozilla.org"},{"url":"http://rhn.redhat.com/errata/RHSA-2015-1682.html","tags":["Third Party Advisory"],"source":"security@mozilla.org"},{"url":"http://www.debian.org/security/2015/dsa-3333","tags":["Third Party Advisory"],"source":"security@mozilla.org"},{"url":"http://www.debian.org/security/2015/dsa-3410","tags":["Third Party Advisory"],"source":"security@mozilla.org"},{"url":"http://www.mozilla.org/security/announce/2015/mfsa2015-79.html","tags":["Vendor Advisory"],"source":"security@mozilla.org"},{"url":"http://www.oracle.com/technetwork/topics/security/bulletinapr2016-2952098.html","tags":["Third Party Advisory"],"source":"security@mozilla.org"},{"url":"http://www.securitytracker.com/id/1033247","tags":["Third Party Advisory","VDB Entry"],"source":"security@mozilla.org"},{"url":"http://www.securitytracker.com/id/1033372","tags":["Third Party Advisory","VDB Entry"],"source":"security@mozilla.org"},{"url":"http://www.ubuntu.com/usn/USN-2702-1","tags":["Broken Link"],"source":"security@mozilla.org"},{"url":"http://www.ubuntu.com/usn/USN-2702-2","tags":["Broken Link"],"source":"security@mozilla.org"},{"url":"http://www.ubuntu.com/usn/USN-2702-3","tags":["Broken Link"],"source":"security@mozilla.org"},{"url":"http://www.ubuntu.com/usn/USN-2712-1","tags":["Broken Link"],"source":"security@mozilla.org"},{"url":"https://bugzilla.mozilla.org/show_bug.cgi?id=1146213","tags":["Issue Tracking","Vendor Advisory"],"source":"security@mozilla.org"},{"url":"https://bugzilla.mozilla.org/show_bug.cgi?id=1178890","tags":["Issue Tracking","Vendor Advisory"],"source":"security@mozilla.org"},{"url":"https://bugzilla.mozilla.org/show_bug.cgi?id=1182711","tags":["Issue Tracking","Vendor Advisory"],"source":"security@mozilla.org"},{"url":"https://security.gentoo.org/glsa/201605-06","tags":["Third Party Advisory"],"source":"security@mozilla.org"},{"url":"http://lists.opensuse.org/opensuse-security-announce/2015-08/msg00014.html","tags":["Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://lists.opensuse.org/opensuse-security-announce/2015-08/msg00015.html","tags":["Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://lists.opensuse.org/opensuse-security-announce/2015-08/msg00021.html","tags":["Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://lists.opensuse.org/opensuse-security-announce/2015-09/msg00016.html","tags":["Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://lists.opensuse.org/opensuse-security-announce/2015-11/msg00025.html","tags":["Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://lists.opensuse.org/opensuse-updates/2015-08/msg00030.html","tags":["Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://lists.opensuse.org/opensuse-updates/2015-08/msg00031.html","tags":["Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://rhn.redhat.com/errata/RHSA-2015-1586.html","tags":["Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://rhn.redhat.com/errata/RHSA-2015-1682.html","tags":["Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.debian.org/security/2015/dsa-3333","tags":["Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.debian.org/security/2015/dsa-3410","tags":["Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.mozilla.org/security/announce/2015/mfsa2015-79.html","tags":["Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.oracle.com/technetwork/topics/security/bulletinapr2016-2952098.html","tags":["Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.securitytracker.com/id/1033247","tags":["Third Party Advisory","VDB Entry"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.securitytracker.com/id/1033372","tags":["Third Party Advisory","VDB Entry"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.ubuntu.com/usn/USN-2702-1","tags":["Broken Link"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.ubuntu.com/usn/USN-2702-2","tags":["Broken Link"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.ubuntu.com/usn/USN-2702-3","tags":["Broken Link"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.ubuntu.com/usn/USN-2712-1","tags":["Broken Link"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://bugzilla.mozilla.org/show_bug.cgi?id=1146213","tags":["Issue Tracking","Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://bugzilla.mozilla.org/show_bug.cgi?id=1178890","tags":["Issue Tracking","Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://bugzilla.mozilla.org/show_bug.cgi?id=1182711","tags":["Issue Tracking","Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://security.gentoo.org/glsa/201605-06","tags":["Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2015-4473","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}