Cross-site Scripting (XSS) Affecting firefox package, versions <0:10.0.3-1.el6_2


Severity

Recommended
critical

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.49% (77th percentile)

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  • Snyk IDSNYK-RHEL6-FIREFOX-1437149
  • published26 Jul 2021
  • disclosed3 Mar 2012

Introduced: 3 Mar 2012

CVE-2012-0451  (opens in a new tab)
CWE-79  (opens in a new tab)

How to fix?

Upgrade RHEL:6 firefox to version 0:10.0.3-1.el6_2 or higher.
This issue was patched in RHSA-2012:0387.

NVD Description

Note: Versions mentioned in the description apply only to the upstream firefox package and not the firefox package as distributed by RHEL. See How to fix? for RHEL:6 relevant fixed versions and status.

CRLF injection vulnerability in Mozilla Firefox 4.x through 10.0, Firefox ESR 10.x before 10.0.3, Thunderbird 5.0 through 10.0, Thunderbird ESR 10.x before 10.0.3, and SeaMonkey before 2.8 allows remote web servers to bypass intended Content Security Policy (CSP) restrictions and possibly conduct cross-site scripting (XSS) attacks via crafted HTTP headers.

CVSS Scores

version 3.1