ABB Cylon Aspect’s RCE Vulnerability: The Accidental Open Door to Hackers
ABB Cylon Aspect 3.08.04 DeploySource has a remote code execution flaw that lets attackers strut in like they own the place. By pretending to be a friendly neighbor from localhost, they can upload malicious PHP shells and take over the system. It’s like giving the keys to your house to a stranger with a convincing smile.

Hot Take:
Who knew that managing building energy could turn into a home invasion? ABB Cylon Aspect’s latest vulnerability has turned energy management into a hacker’s dream vacation package, complete with unauthorized access and a full system compromise. It’s like leaving the door open and inviting cyber-criminals to help themselves to your digital cookie jar!
Key Points:
- ABB Cylon Aspect BMS/BAS has a critical flaw in its AuthenticatedHttpServlet, allowing attackers to bypass authentication.
- By setting the Host header to 127.0.0.1, attackers can trick the server into thinking requests come from localhost.
- This vulnerability allows access to the DeploymentServlet, which is susceptible to directory traversal.
- Attackers can upload and execute malicious PHP files, leading to complete system takeover.
- The flaw affects multiple versions and platforms, including various Linux distributions and server configurations.
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