Cross-site Scripting (XSS) Affecting firefox package, versions <0:115.12.0-1.0.3.el7_9


Severity

Recommended
high

Based on Oracle Linux security rating

    Threat Intelligence

    EPSS
    0.05% (23rd percentile)

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  • Snyk ID SNYK-ORACLE7-FIREFOX-8098480
  • published 27 Sep 2024
  • disclosed 6 Aug 2024

How to fix?

Upgrade Oracle:7 firefox to version 0:115.12.0-1.0.3.el7_9 or higher.
This issue was patched in ELSA-2024-5324.

NVD Description

Note: Versions mentioned in the description apply only to the upstream firefox package and not the firefox package as distributed by Oracle. See How to fix? for Oracle:7 relevant fixed versions and status.

Firefox adds web-compatibility shims in place of some tracking scripts blocked by Enhanced Tracking Protection. On a site protected by Content Security Policy in "strict-dynamic" mode, an attacker able to inject an HTML element could have used a DOM Clobbering attack on some of the shims and achieved XSS, bypassing the CSP strict-dynamic protection. This vulnerability affects Firefox < 129, Firefox ESR < 115.14, and Firefox ESR < 128.1.

CVSS Scores

version 3.1
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NVD

6.1 medium
  • Attack Vector (AV)
    Network
  • Attack Complexity (AC)
    Low
  • Privileges Required (PR)
    None
  • User Interaction (UI)
    Required
  • Scope (S)
    Changed
  • Confidentiality (C)
    Low
  • Integrity (I)
    Low
  • Availability (A)
    None
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Red Hat

8.8 high
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SUSE

8.8 high