Improper Cross-boundary Removal of Sensitive Data Affecting firefox package, versions <0:60.8.0-1.el8_0


Severity

Recommended
critical

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.43% (76th percentile)

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  • Snyk IDSNYK-RHEL8-FIREFOX-3439888
  • published26 Jul 2021
  • disclosed10 Jul 2019

Introduced: 10 Jul 2019

CVE-2019-11711  (opens in a new tab)
CWE-212  (opens in a new tab)

How to fix?

Upgrade RHEL:8 firefox to version 0:60.8.0-1.el8_0 or higher.
This issue was patched in RHSA-2019:1764.

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:8 relevant fixed versions and status.

When an inner window is reused, it does not consider the use of document.domain for cross-origin protections. If pages on different subdomains ever cooperatively use document.domain, then either page can abuse this to inject script into arbitrary pages on the other subdomain, even those that did not use document.domain to relax their origin security. This vulnerability affects Firefox ESR < 60.8, Firefox < 68, and Thunderbird < 60.8.

CVSS Scores

version 3.1