CVE-2024-10461: firefox XSS — Fix

Description

In multipart/x-mixed-replace responses, `Content-Disposition: attachment` in the response header was not respected and did not force a download, which could allow XSS attacks. This vulnerability affects Firefox < 132, Firefox ESR < 128.4, Thunderbird < 128.4, and Thunderbird < 132.

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CVSS v3.1 Score

6.1

MEDIUM

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

Weakness Type (CWE)

CWE-79 Cross-site Scripting (XSS)

Affected Products

Vendor	Product	Versions
mozilla	firefox	< 128.4.0
mozilla	firefox	< 132.0
mozilla	thunderbird	< 128.4.0
mozilla	thunderbird	129.0 — 132.0

References

Advisories & Patches

https://www.mozilla.org/security/advisories/mfsa2024-55/ https://www.mozilla.org/security/advisories/mfsa2024-56/ https://www.mozilla.org/security/advisories/mfsa2024-58/ https://www.mozilla.org/security/advisories/mfsa2024-59/

Other References

https://bugzilla.mozilla.org/show_bug.cgi?id=1914521 https://lists.debian.org/debian-lts-announce/2024/10/msg00034.html https://lists.debian.org/debian-lts-announce/2024/11/msg00001.html

Frequently Asked Questions

What is CVE-2024-10461? +

In multipart/x-mixed-replace responses, `Content-Disposition: attachment` in the response header was not respected and did not force a download, which could allow XSS attacks. This vulnerability affects Firefox < 132, Firefox ESR < 128.4, Thunderbird < 128.4, and Thunderbird < 132. It has a CVSS v3.1 base score of 6.1 (MEDIUM).

How severe is CVE-2024-10461? +

CVE-2024-10461 has a CVSS v3.1 score of 6.1 out of 10, rated MEDIUM. This is a medium-severity vulnerability that should be remediated as part of regular maintenance.

What products are affected by CVE-2024-10461? +

CVE-2024-10461 affects products from mozilla, specifically: firefox, thunderbird. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2024-10461? +

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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