VulnerabilityModified
CVE-2016-2811
Use-after-free vulnerability in the ServiceWorkerInfo class in the Service Worker subsystem in Mozilla Firefox before 46.0 allows remote attackers to execute arbitrary code via vectors related to the BeginReading method.
HIGH 8.8EPSS 2.94%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (2.94%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
Use-after-free vulnerability in the ServiceWorkerInfo class in the Service Worker subsystem in Mozilla Firefox before 46.0 allows remote attackers to execute arbitrary code via vectors related to the BeginReading method.
- CVSS 3.0
- 8.8 HIGHCVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- EPSS
- 2.94% probability · 86th percentile
- CISA KEV
- Not listed
- Affected
- mozilla/firefox
- Source
- security@mozilla.org
References
- http://lists.opensuse.org/opensuse-security-announce/2016-05/msg00005.html
- http://lists.opensuse.org/opensuse-updates/2016-05/msg00038.html
- http://www.mozilla.org/security/announce/2016/mfsa2016-42.htmlVendor Advisory
- http://www.securitytracker.com/id/1035692
- http://www.ubuntu.com/usn/USN-2936-1
- http://www.ubuntu.com/usn/USN-2936-2
- http://www.ubuntu.com/usn/USN-2936-3
- https://bugzilla.mozilla.org/show_bug.cgi?id=1252330
- https://security.gentoo.org/glsa/201701-15
- http://lists.opensuse.org/opensuse-security-announce/2016-05/msg00005.html
- http://lists.opensuse.org/opensuse-updates/2016-05/msg00038.html
- http://www.mozilla.org/security/announce/2016/mfsa2016-42.htmlVendor Advisory
- http://www.securitytracker.com/id/1035692
- http://www.ubuntu.com/usn/USN-2936-1
- http://www.ubuntu.com/usn/USN-2936-2
- http://www.ubuntu.com/usn/USN-2936-3
- https://bugzilla.mozilla.org/show_bug.cgi?id=1252330
- https://security.gentoo.org/glsa/201701-15
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.