CVE-2024-8385

CRITICAL EPSS 43.1%
Published Sep 3, 20241y ago · Modified Jun 17, 20262w ago
9.8 CVSS 3.1
Critical
Find Similar
Published Sep 3, 2024 1y ago
Last Modified Jun 17, 2026 2w ago

Description

A difference in the handling of StructFields and ArrayTypes in WASM could be used to trigger an exploitable type confusion vulnerability. This vulnerability affects Firefox < 130, Firefox ESR < 128.2, and Thunderbird < 128.2.

CVSS Details

Base Score
9.8
Exploitability
3.9
Impact
5.9
Vector string
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality High
Integrity High
Availability High

Threat Intelligence

EPSS Exploit Probability
43.1% percentile
Exploit & Patch Status
No Known Exploit
No Patch Available

Weaknesses 1

CWE-843

Affected Products 2

VendorProductVersionRange
mozillafirefox* <130.0
mozillafirefox_esr* <128.2

References 4

  • bugzilla.mozilla.org https://bugzilla.mozilla.org/show_bug.cgi?id=1911909
    Issue TrackingPermissions Required
  • mozilla.org https://www.mozilla.org/security/advisories/mfsa2024-39/
    Vendor Advisory
  • mozilla.org https://www.mozilla.org/security/advisories/mfsa2024-40/
    Vendor Advisory
  • mozilla.org https://www.mozilla.org/security/advisories/mfsa2024-43/

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.