#VU100964 Double free in Firefox for Android and Mozilla Firefox - CVE-2024-11704

Vulnerability identifier: #VU100964

Vulnerability risk: Medium

CVSSv4.0: 4.5 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:A/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2024-11704

CWE-ID: CWE-415

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 execute arbitrary code on the target system.

The vulnerability exists due to a boundary error within the sec_pkcs7_decoder_start_decrypt() function. A remote attacker can trick the victim into connecting to a specially crafted website, trigger a double free error and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Firefox for Android: 130.0 - 132.0

Mozilla Firefox: 130.0 - 132.0.2

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External links
https://www.mozilla.org/en-US/security/advisories/mfsa2024-63/
https://bugzilla.mozilla.org/show_bug.cgi?id=1899402

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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.