CVE-2012-4210

CVE Details

Release Date:	2012-11-20
Impact:	Critical	What is this?

Description

The Style Inspector in Mozilla Firefox before 17.0 and Firefox ESR 10.x before 10.0.11 does not properly restrict the context of HTML markup and Cascading Style Sheets (CSS) token sequences, which allows user-assisted remote attackers to execute arbitrary JavaScript code with chrome privileges via a crafted stylesheet.

See more information about CVE-2012-4210 from MITRE CVE dictionary and NIST NVD

NOTE: The following CVSS metrics and score provided are preliminary and subject to review.

CVSS v2 metrics

Base Score:	6.8
Vector String:	AV:N/AC:M/Au:N/C:P/I:P/A:P
Version:	2.0
Attack Vector:	Network
Attack Complexity:	Medium
Authentication:	None
Confidentiality Impact:	Partial
Integrity Impact:	Partial
Availability Impact:	Partial

Errata information

Platform	Errata	Release Date
Oracle Linux version 5 (firefox)	ELSA-2012-1482	2012-11-20
Oracle Linux version 5 (xulrunner)	ELSA-2012-1482	2012-11-20
Oracle Linux version 6 (firefox)	ELSA-2012-1482	2012-11-20
Oracle Linux version 6 (xulrunner)	ELSA-2012-1482	2012-11-20