CVE-2023-2917 Rockwell Automation ThinManager Thinserver Software Vulnerable to Input Validation Vulnerability

Critical 9.8 Published 17 Aug 2023 Updated 8 Oct 2024

Unauthenticated remote attackers can upload arbitrary files via path traversal in ThinManager ThinServer, potentially achieving remote code execution.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Over the internet
Victim action needed: Not needed
Fix: None listed

What is CVE-2023-2917?

CVE-2023-2917 is a critical path traversal vulnerability in Rockwell Automation ThinManager ThinServer, published on 17 Aug 2023. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

The Rockwell Automation Thinmanager Thinserver is impacted by an improper input validation vulnerability. Due to an improper input validation, a path traversal vulnerability exists, via the filename field, when the ThinManager processes a certain function. If exploited, an unauthenticated remote attacker can upload arbitrary files to any directory on the disk drive where ThinServer.exe is installed. A malicious user could exploit this vulnerability by sending a crafted synchronization protocol message and potentially gain remote code execution abilities.

Weakness: CWE-22, CWE-20

Which versions are affected by CVE-2023-2917?

It affects 1 product.

Products include Rockwellautomation Thinmanager Thinserver.

How do I fix CVE-2023-2917?

No fix has been published for CVE-2023-2917 yet. Limit exposure of the affected software until one is available.

Upgrade, and resolve every user-supplied path against an allowed base folder before opening it. More about Path traversal.

Is CVE-2023-2917 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2023-2917 exists.

Public exploit code: 1 Metasploit module.

Sources

Also known as GHSA-g747-9xrw-rcmj.