CVE-2016-5263
The nsDisplayList::HitTest function in Mozilla Firefox before 48.0 and Firefox ESR 45.x before 45.3 mishandles rendering display transformation, which allows remote attackers to execute arbitrary code via a crafted web site that leverages "type…
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (2.25%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
The nsDisplayList::HitTest function in Mozilla Firefox before 48.0 and Firefox ESR 45.x before 45.3 mishandles rendering display transformation, which allows remote attackers to execute arbitrary code via a crafted web site that leverages "type confusion."
- 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
- 2.25% probability · 82th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-704
- Affected
- mozilla/firefox · oracle/linux
- Source
- security@mozilla.org
References
- http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00004.html
- http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00029.html
- http://rhn.redhat.com/errata/RHSA-2016-1551.html
- http://www.debian.org/security/2016/dsa-3640
- http://www.mozilla.org/security/announce/2016/mfsa2016-78.htmlVendor Advisory
- http://www.oracle.com/technetwork/topics/security/linuxbulletinjul2016-3090544.htmlThird Party Advisory
- http://www.securityfocus.com/bid/92258
- http://www.securitytracker.com/id/1036508
- http://www.ubuntu.com/usn/USN-3044-1
- https://bugzilla.mozilla.org/show_bug.cgi?id=1276897Issue Tracking, Permissions Required
- https://security.gentoo.org/glsa/201701-15
- http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00004.html
- http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00029.html
- http://rhn.redhat.com/errata/RHSA-2016-1551.html
- http://www.debian.org/security/2016/dsa-3640
- http://www.mozilla.org/security/announce/2016/mfsa2016-78.htmlVendor Advisory
- http://www.oracle.com/technetwork/topics/security/linuxbulletinjul2016-3090544.htmlThird Party Advisory
- http://www.securityfocus.com/bid/92258
- http://www.securitytracker.com/id/1036508
- http://www.ubuntu.com/usn/USN-3044-1
- https://bugzilla.mozilla.org/show_bug.cgi?id=1276897Issue Tracking, Permissions Required
- https://security.gentoo.org/glsa/201701-15
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.