CVE-2024-8385: firefox — Fix

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.

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CVSS v3.1 Score

9.8

CRITICAL

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Weakness Type (CWE)

CWE-843 CWE-843

Affected Products

Vendor	Product	Versions
mozilla	firefox	< 130.0
mozilla	firefox_esr	< 128.2

References

Advisories & Patches

https://www.mozilla.org/security/advisories/mfsa2024-39/ https://www.mozilla.org/security/advisories/mfsa2024-40/

Other References

https://bugzilla.mozilla.org/show_bug.cgi?id=1911909 https://www.mozilla.org/security/advisories/mfsa2024-43/

Frequently Asked Questions

What is CVE-2024-8385? +

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. It has a CVSS v3.1 base score of 9.8 (CRITICAL).

How severe is CVE-2024-8385? +

CVE-2024-8385 has a CVSS v3.1 score of 9.8 out of 10, rated CRITICAL. This is a critical vulnerability that should be patched immediately.

What products are affected by CVE-2024-8385? +

CVE-2024-8385 affects products from mozilla, specifically: firefox, firefox_esr. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2024-8385? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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