CVE-2015-2731
Use-after-free vulnerability in the CSPService::ShouldLoad function in the microtask implementation in Mozilla Firefox before 39.0, Firefox ESR 38.x before 38.1, and Thunderbird before 38.1 allows remote attackers to execute arbitrary code by leveraging…
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (5.79%). 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 CSPService::ShouldLoad function in the microtask implementation in Mozilla Firefox before 39.0, Firefox ESR 38.x before 38.1, and Thunderbird before 38.1 allows remote attackers to execute arbitrary code by leveraging client-side JavaScript that triggers removal of a DOM object on the basis of a Content Policy.
- CVSS 2.0
- 10.0 HIGHAV:N/AC:L/Au:N/C:C/I:C/A:C
- EPSS
- 5.79% probability · 93th percentile
- CISA KEV
- Not listed
- Affected
- mozilla/firefox · mozilla/thunderbird · oracle/solaris · mozilla/firefox esr
- Source
- security@mozilla.org
References
- http://lists.opensuse.org/opensuse-security-announce/2015-07/msg00025.html
- http://rhn.redhat.com/errata/RHSA-2015-1207.html
- http://rhn.redhat.com/errata/RHSA-2015-1455.html
- http://www.debian.org/security/2015/dsa-3300
- http://www.mozilla.org/security/announce/2015/mfsa2015-63.htmlVendor Advisory
- http://www.oracle.com/technetwork/topics/security/bulletinapr2016-2952098.htmlThird Party Advisory
- http://www.oracle.com/technetwork/topics/security/bulletinoct2015-2511968.htmlThird Party Advisory
- http://www.securityfocus.com/bid/75541
- http://www.securitytracker.com/id/1032783
- http://www.securitytracker.com/id/1032784
- http://www.ubuntu.com/usn/USN-2656-1
- http://www.ubuntu.com/usn/USN-2656-2
- https://bugzilla.mozilla.org/show_bug.cgi?id=1149891Issue Tracking
- https://security.gentoo.org/glsa/201512-10
- http://lists.opensuse.org/opensuse-security-announce/2015-07/msg00025.html
- http://rhn.redhat.com/errata/RHSA-2015-1207.html
- http://rhn.redhat.com/errata/RHSA-2015-1455.html
- http://www.debian.org/security/2015/dsa-3300
- http://www.mozilla.org/security/announce/2015/mfsa2015-63.htmlVendor Advisory
- http://www.oracle.com/technetwork/topics/security/bulletinapr2016-2952098.htmlThird Party Advisory
- http://www.oracle.com/technetwork/topics/security/bulletinoct2015-2511968.htmlThird Party Advisory
- http://www.securityfocus.com/bid/75541
- http://www.securitytracker.com/id/1032783
- http://www.securitytracker.com/id/1032784
- http://www.ubuntu.com/usn/USN-2656-1
- http://www.ubuntu.com/usn/USN-2656-2
- https://bugzilla.mozilla.org/show_bug.cgi?id=1149891Issue Tracking
- https://security.gentoo.org/glsa/201512-10
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.