Vulnerability identifier: #VU89551

Vulnerability risk: Medium

CVSSv3.1: 4.4 [CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:L/E:U/RL:O/RC:C]

CVE-ID: CVE-2024-4765

CWE-ID: CWE-328

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Firefox for Android
Mobile applications / Apps for mobile phones

Vendor: Mozilla

Description

The vulnerability allows a remote attacker to execute arbitrary code in the context of another application.

The vulnerability exists due to browser stored web application manifests using an insecure MD5 hash, which allows for a hash collision to overwrite another application's manifest. A remote attacker can execute arbitrary code in the context of another application.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Firefox for Android: 120.0 - 124.2.0

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External links
http://www.mozilla.org/en-US/security/advisories/mfsa2024-21/

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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.