Access of Resource Using Incompatible Type ('Type Confusion') Affecting Firefox-ESR package, versions [,128.2)


Severity

Recommended
0.0
medium
0
10

CVSS assessment made by Snyk's Security Team

    Threat Intelligence

    EPSS
    0.07% (32nd percentile)

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  • Snyk ID SNYK-UNMANAGED-FIREFOXESR-7891203
  • published 4 Sep 2024
  • disclosed 3 Sep 2024
  • credit Seunghyun Lee

How to fix?

Upgrade Firefox-ESR to version 128.2 or higher.

Overview

Affected versions of this package are vulnerable to Access of Resource Using Incompatible Type ('Type Confusion') due to a difference in the handling of StructFields and ArrayTypes in WASM. An attacker can execute arbitrary code to manipulate memory.

CVSS Scores

version 4.0
version 3.1
Expand this section

Snyk

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