CVE-2024-55591

critical

Description

An Authentication Bypass Using an Alternate Path or Channel vulnerability [CWE-288] affecting FortiOS version 7.0.0 through 7.0.16 and FortiProxy version 7.0.0 through 7.0.19 and 7.2.0 through 7.2.12 allows a remote attacker to gain super-admin privileges via crafted requests to Node.js websocket module.

From the Tenable Blog

CVE-2024-55591: Fortinet Authentication Bypass Zero-Day Vulnerability Exploited in the Wild
CVE-2024-55591: Fortinet Authentication Bypass Zero-Day Vulnerability Exploited in the Wild

Published: 2025-01-14

Fortinet patched a zero day authentication bypass vulnerability in FortiOS and FortiProxy that has been actively exploited in the wild as a zero-day since November 2024.

References

https://www.bleepingcomputer.com/news/security/fortinet-warns-of-auth-bypass-zero-day-exploited-to-hijack-firewalls/

https://fortiguard.fortinet.com/psirt/FG-IR-24-535

Details

Source: Mitre, NVD

Published: 2025-01-14

Updated: 2025-01-15

Risk Information

CVSS v2

Base Score: 10

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

Severity: Critical

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