Rapid7 Vulnerability & Exploit Database

MFSA2015-63 Firefox: Use-after-free in Content Policy due to microtask execution error (CVE-2015-2731)

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MFSA2015-63 Firefox: Use-after-free in Content Policy due to microtask execution error (CVE-2015-2731)

Severity
10
CVSS
(AV:N/AC:L/Au:N/C:C/I:C/A:C)
Published
07/05/2015
Created
07/25/2018
Added
07/08/2015
Modified
04/05/2017

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.

Solution(s)

  • mozilla-firefox-esr-upgrade-38_1
  • mozilla-firefox-upgrade-39_0

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