Fortiwlm - SQLi (CVE-2023-34993)

CVE-2023-34993 is a vulnerability in Fortinet FortiWLM that exposes systems to remote code execution through improper neutralization of special elements in OS commands. Attackers can leverage specially crafted requests to interact with management endpoints and execute unauthorized commands on the target device.

CrowdSec has been tracking this vulnerability and its exploits since 7th of April 2025.

Insights from the CrowdSec network reveal that the attackers trying to exploit CVE-2023-34993 are composed of a fairly even mix of opportunistic and targeted actors. Some attackers employ preliminary reconnaissance, while others use indiscriminate scanning. Additionally, according to week-over-week analysis by CrowdSec, exploitation of CVE-2023-34993 is surging. Attack volumes are spiking well above historical norms, indicating widespread and escalating interest from threat actors. CVE-2023-34993 is currently experiencing high visibility and active exploitation across the internet.

Observed exploitation typically involves requests to URLs containing /ems/cgi-bin/ezrf_upgrade_images.cgi.