FortiProxy - RCE (CVE-2024-55591)
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.
psychologyCrowdSec Analysis
CVE-2024-55591 is a critical vulnerability affecting certain Fortinet products, allowing remote attackers to bypass authentication and obtain super-admin privileges through specially crafted requests exploiting websocket functionality.
CrowdSec has been tracking this vulnerability and its exploits since 5th of March 2025.
CrowdSec network data shows that most actors exploiting CVE-2024-55591 rely on broad, untargeted scans with minimal filtering. The activity is largely automated and opportunistic in nature. Additionally, according to week-over-week analysis by CrowdSec, exploitation of CVE-2024-55591 is surging. Attack volumes are spiking well above historical norms, indicating widespread and escalating interest from threat actors. CVE-2024-55591 is currently experiencing high visibility and active exploitation across the internet.
Observed exploitation attempts are focusing on requests to URLs containing /login?redir=/ng.
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| Event | Date |
|---|---|
| CVE Published | 2025-01-14 |
| CISA KEV | 2025-01-14 |
| CISA Remediation Deadline | 2025-01-21 |
| Rule Released | 2025-03-05 |
| CrowdSec First Seen | 2025-03-07 |