#VU89554 Predictable Seed in Pseudo-Random Number Generator (PRNG) in Mozilla Firefox and Firefox for Android - CVE-2024-4772
Published: May 15, 2024
Vulnerability identifier: #VU89554
Vulnerability risk: Low
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:A/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2024-4772
CWE-ID: CWE-337
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerable software:
Mozilla Firefox
Firefox for Android
Mozilla Firefox
Firefox for Android
Software vendor:
Mozilla
Mozilla
Description
The vulnerability allows a remote attacker to bypass authentication.
The vulnerability exists due to Firefox uses an insecure rand() function to generate nonce for HTTP digest authentication. A remote attacker can guess nonce and potentially gain unauthorized access to the victim's session.
Remediation
Install updates from vendor's website.