Vulnerability identifier: #VU94625

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-2024-6612

CWE-ID: CWE-254

Exploitation vector: Network

Exploit availability: No

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

Vendor: Mozilla

Description

The vulnerability allows a remote attacker to bypass CSP protection mechanism.

The vulnerability exists due to CSP violation leakage when using devtools. CSP violations generated links in the console tab of the developer tools, pointing to the violating resource. This caused a DNS prefetch which leaked that a CSP violation happened.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Firefox for Android: 120.0 - 127.0

Mozilla Firefox: 120.0 - 127.0.2

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External links
http://www.mozilla.org/en-US/security/advisories/mfsa2024-29/

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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.