Hytec Inter HWL-2511-SS - RCE (CVE-2022-36553)

CVE-2022-36553 is a command injection vulnerability in Hytec Inter HWL-2511-SS, allowing remote attackers to execute arbitrary commands through a CGI component.

CrowdSec has been tracking this vulnerability and its exploits since 10th of March 2025.

According to CrowdSec data, while opportunistic exploitation dominates, a portion of threat actors trying to exploit CVE-2022-36553 apply basic targeting methods such as port or service detection. This indicates emerging patterns of selective targeting. CrowdSec data also reveals a clear uptick in attacks involving CVE-2022-36553 over the past week. Activity is above the usual baseline, suggesting growing attention from attackers. This may reflect rising awareness, recent exploit releases, or expanded targeting efforts.

Exploitation attempts are typically directed at paths containing /cgi-bin/popen.cgi.