CVE-2023-3941 Multiple arbitrary file writes in ZkTeco-based OEM devices
Attackers can write arbitrary files with root privileges on ZkTeco-based OEM devices via relative path traversal, potentially leading to full system compromise.
- 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-2023-3941?
CVE-2023-3941 is a critical path traversal vulnerability in ZkTeco-based OEM devices with firmware ZAM170-NF-1.8.25-7354-Ver1.0.0, published on 21 May 2024. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
Relative Path Traversal vulnerability in ZkTeco-based OEM devices allows an attacker
to write any file on the system with root privileges.
This issue affects ZkTeco-based OEM devices (ZkTeco ProFace X, Smartec ST-FR043, Smartec ST-FR041ME and possibly others) with the ZAM170-NF-1.8.25-7354-Ver1.0.0 and possibly others.
Weakness: CWE-23
Which versions are affected by CVE-2023-3941?
How do I fix CVE-2023-3941?
No fix has been published for CVE-2023-3941 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-2023-3941 being exploited?
There is no known exploitation of CVE-2023-3941 in the wild and no public exploit code.
Sources
Also known as GHSA-hxrc-p4fv-gc5g.