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CVE-2015-7215

Published: 15 December 2015

The importScripts function in the Web Workers API implementation in Mozilla Firefox before 43.0 allows remote attackers to bypass the Same Origin Policy by triggering use of the no-cors mode in the fetch API to attempt resource access that throws an exception, leading to information disclosure after a rethrow.

Priority

Medium

Status

Package Release Status
firefox
Launchpad, Ubuntu, Debian
upstream
Released (43.0)
precise
Released (43.0+build1-0ubuntu0.12.04.1)
trusty Does not exist
(trusty was released [43.0+build1-0ubuntu0.14.04.1])
vivid
Released (43.0+build1-0ubuntu0.15.04.1)
wily
Released (43.0+build1-0ubuntu0.15.10.1)