CVE-2024-40762

critical

Description

Use of Cryptographically Weak Pseudo-Random Number Generator (PRNG) in the SonicOS SSLVPN authentication token generator that, in certain cases, can be predicted by an attacker potentially resulting in authentication bypass.

References

https://www.securityweek.com/sonicwall-patches-authentication-bypass-vulnerabilities-in-firewalls/

https://www.bleepingcomputer.com/news/security/sonicwall-urges-admins-to-patch-exploitable-sslvpn-bug-immediately/

https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2025-0003

Details

Source: Mitre, NVD

Published: 2025-01-09

Updated: 2025-01-09

Risk Information

CVSS v2

Base Score: 7.5

Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:P

Severity: High

CVSS v3

Base Score: 9.8

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Severity: Critical