CVE-2016-9077 Information

Description

Canvas allows the use of the \feDisplacementMap\ filter on images loaded cross-origin. The rendering by the filter is variable depending on the input pixel allowing for timing attacks when the images are loaded from third party locations. This vulnerability affects Firefox 50.

CVSS Vector

CVSS:3.0/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H

Reference

http://www.securityfocus.com/bid/94337 http://www.securitytracker.com/id/1037298 https://bugzilla.mozilla.org/show_bug.cgi?id=1298552 https://www.mozilla.org/security/advisories/mfsa2016-89/

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction Required

NONE

Scope

REQUIRED

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

7.0