CVE-2016-2830

Published: 03 August 2016

Mozilla Firefox before 48.0 and Firefox ESR 45.x before 45.3 preserve the network connection used for favicon resource retrieval after the associated browser window is closed, which makes it easier for remote web servers to track users by observing network traffic from multiple IP addresses.

Priority

Medium

CVSS 3 base score: 4.3

Status

Package Release Status
firefox
Launchpad, Ubuntu, Debian
Upstream
Released (48)
Ubuntu 16.04 ESM (Xenial Xerus)
Released (48.0+build2-0ubuntu0.16.04.1)
Ubuntu 14.04 ESM (Trusty Tahr) Does not exist
(trusty was released [48.0+build2-0ubuntu0.14.04.1])
thunderbird
Launchpad, Ubuntu, Debian
Upstream Not vulnerable

Ubuntu 16.04 ESM (Xenial Xerus) Not vulnerable

Ubuntu 14.04 ESM (Trusty Tahr) Does not exist
(trusty was not-affected)