Use After Free Affecting Firefox-ESR package, versions [,115.17)


Severity

Recommended
0.0
high
0
10

CVSS assessment made by Snyk's Security Team

    Threat Intelligence

    EPSS
    0.09% (39th percentile)

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  • Snyk ID SNYK-UNMANAGED-FIREFOXESR-8309625
  • published 29 Oct 2024
  • disclosed 29 Oct 2024
  • credit Tyson Smith

How to fix?

Upgrade Firefox-ESR to version 115.17 or higher.

Overview

Affected versions of this package are vulnerable to Use After Free due to the improper handling of memory objects when accessibility features are enabled. An attacker can cause a crash and potentially execute arbitrary code.

CVSS Scores

version 4.0
version 3.1
Expand this section

Snyk

Recommended
8.7 high
  • Attack Vector (AV)
    Network
  • Attack Complexity (AC)
    Low
  • Attack Requirements (AT)
    None
  • Privileges Required (PR)
    None
  • User Interaction (UI)
    Passive
  • Confidentiality (VC)
    High
  • Integrity (VI)
    High
  • Availability (VA)
    High
  • Confidentiality (SC)
    None
  • Integrity (SI)
    None
  • Availability (SA)
    None