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CVE-2016-5281

Published: 22 September 2016

Use-after-free vulnerability in the DOMSVGLength class in Mozilla Firefox before 49.0, Firefox ESR 45.x before 45.4, and Thunderbird < 45.4 allows remote attackers to execute arbitrary code by leveraging improper interaction between JavaScript code and an SVG document.

Priority

Medium

Cvss 3 Severity Score

9.8

Score breakdown

Status

Package Release Status
firefox
Launchpad, Ubuntu, Debian
upstream
Released (49.0)
precise
Released (49.0+build4-0ubuntu0.12.04.1)
xenial
Released (49.0+build4-0ubuntu0.16.04.1)
yakkety
Released (49.0+build4-0ubuntu2)
trusty
Released (49.0+build4-0ubuntu0.14.04.1)
thunderbird
Launchpad, Ubuntu, Debian
upstream
Released (45.4.0)
precise
Released (1:45.4.0+build1-0ubuntu0.12.04.1)
xenial
Released (1:45.4.0+build1-0ubuntu0.16.04.1)
yakkety
Released (1:45.4.0+build1-0ubuntu0.16.10.1)
trusty
Released (1:45.4.0+build1-0ubuntu0.14.04.1)

Severity score breakdown

Parameter Value
Base score 9.8
Attack vector Network
Attack complexity Low
Privileges required None
User interaction None
Scope Unchanged
Confidentiality High
Integrity impact High
Availability impact High
Vector CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H