Vulnerability identifier: #VU87643

Vulnerability risk: Low

CVSSv3.1: 3.7 [CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2024-2610

CWE-ID: CWE-254

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Mozilla Firefox
Client/Desktop applications / Web browsers
Firefox ESR
Client/Desktop applications / Web browsers
Firefox for Android
Mobile applications / Apps for mobile phones

Vendor: Mozilla

Description

The vulnerability allows a remote attacker to gain access to sensitive information.

The vulnerability exists due to an error when handling HTML code. A remote attacker with ability to inject HTML code into the page (e.g. using an XSS vulnerability) can obtain CSP nonce and bypass strict content security policies.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Mozilla Firefox: 100.0 - 123.0.1

Firefox ESR: 102.0 - 102.15.1, 115.0 - 115.8.0

Firefox for Android: 100.1.0 - 123.1.0

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External links
http://www.mozilla.org/en-US/security/advisories/mfsa2024-12/
http://www.mozilla.org/en-US/security/advisories/mfsa2024-13/

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.