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CVE Database

CVE-2012-4195

Impact: Critical
Public: 2012-10-26
Bugzilla: 869893: CVE-2012-4194 CVE-2012-4195 CVE-2012-4196 Mozilla: Fixes for Location object issues (MFSA 2012-90)

Details

The MITRE CVE dictionary describes this issue as:

The nsLocation::CheckURL function in Mozilla Firefox before 16.0.2, Firefox ESR 10.x before 10.0.10, Thunderbird before 16.0.2, Thunderbird ESR 10.x before 10.0.10, and SeaMonkey before 2.13.2 does not properly determine the calling document and principal in its return value, which makes it easier for remote attackers to conduct cross-site scripting (XSS) attacks via a crafted web site, and makes it easier for remote attackers to execute arbitrary JavaScript code by leveraging certain add-on behavior.

Find out more about CVE-2012-4195 from the MITRE CVE dictionary and NIST NVD.

CVSS v2 metrics

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

Find out more about Red Hat support for the Common Vulnerability Scoring System (CVSS).

Red Hat security errata

Platform Errata Release Date
RHEL Optional Productivity Applications version 5 (thunderbird) RHSA-2012:1413 October 29, 2012
Red Hat Enterprise Linux Desktop version 5 (thunderbird) RHSA-2012:1413 October 29, 2012
Red Hat Enterprise Linux version 5 (firefox) RHSA-2012:1407 October 26, 2012
Red Hat Enterprise Linux version 6 (firefox) RHSA-2012:1407 October 26, 2012
Red Hat Enterprise Linux version 6 (thunderbird) RHSA-2012:1413 October 29, 2012

External References

http://www.mozilla.org/security/announce/2012/mfsa2012-90.html

Acknowledgements

Red Hat would like to thank the Mozilla project for reporting this issue. Upstream acknowledges Mariusz Mlynski, moz_bug_r_a4 and Antoine Delignat-Lavaud as the original reporter.

This page is generated automatically and has not been checked for errors or omissions.

For clarification or corrections please contact the Red Hat Security Response Team.