Use After Free Affecting Firefox package, versions [,131.0.2)


Severity

Recommended
0.0
high
0
10

CVSS assessment made by Snyk's Security Team

    Threat Intelligence

    Exploit Maturity
    Mature
    EPSS
    0.32% (72nd percentile)

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  • Snyk ID SNYK-UNMANAGED-FIREFOX-8179272
  • published 10 Oct 2024
  • disclosed 9 Oct 2024
  • credit Damien Schaeffer from ESET

How to fix?

Upgrade Firefox to version 131.0.2 or higher.

Overview

Affected versions of this package are vulnerable to Use After Free in Animation timelines. An attacker can execute arbitrary code on the system by manipulating the state of memory after it has been freed.

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