Honeypot Hijinks: The Hilarious Hunt for a Rogue OS Command Injection!

Our honeypots were hit with POST requests to “/cgi-bin/webctrl.cgi,” aiming to exploit an OS command injection vulnerability. Was it a new twist on CVE-2025-34033 or just an attacker pulling a Homer Simpson? Either way, validating it is trickier than explaining quantum physics to a cat.

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Hot Take:

Ah, the never-ending saga of the ping-of-death strikes again! Just when you thought it was safe to go back to your CGI scripts, an OS command injection vulnerability rears its ugly head. It’s like a soap opera, but with more code and fewer dramatic slaps. Grab your popcorn, folks, because this is going to be a wild debugging ride!

Key Points:

  • Honeypots caught POST requests exploiting OS command injection vulnerability via “webctrl.cgi”.
  • The suspected vulnerability involves the “ipaddress” parameter, not officially documented in known CVEs.
  • Confusion between CVE-2021-40351 and CVE-2025-34033 due to similar exploitation tactics.
  • The exact vulnerability remains unidentified, possibly indicating a new or mishandled attack.
  • Root cause issues stem from insufficient input sanitation in “ping” command implementations.

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