CVE-2025-34194 Vasion Print (formerly PrinterLogic) Local Privilege Escalation via Insecure Temporary File Handling

High 8.5 Published Updated

Local attackers can escalate privileges to SYSTEM by exploiting insecure temporary file handling in Vasion Print components via symbolic link attacks.

Exploited in the wild
Not known
Login needed
Any signed-in user
Attackable
Local or same network only
Victim action needed
Not needed
Fix
None listed

What is CVE-2025-34194?

CVE-2025-34194 is a high-severity vulnerability in Vasion Print Application, published on 19 Sep 2025. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

Vasion Print (formerly PrinterLogic) Virtual Appliance Host versions prior to 25.1.102 and Application versions prior to 25.1.1413 (Windows client deployments) contain an insecure temporary-file handling vulnerability in the PrinterInstallerClient components. The software creates files as NT AUTHORITY\SYSTEM inside a directory under the control of the local user (C:\Users\%USER%\AppData\Local\Temp\). An attacker who can place symbolic links or otherwise influence filenames in that directory can cause the service to follow the link and write to arbitrary filesystem locations as SYSTEM. This allows a local, unprivileged user to overwrite or create files as SYSTEM, leading to local privilege escalation and the ability to modify configuration files, replace or inject binaries, or otherwise compromise confidentiality, integrity, and availability of the system. This vulnerability has been confirmed to be remediated, but it is unclear as to when the patch was introduced.

Weakness: CWE-59, CWE-377

Which versions are affected by CVE-2025-34194?

It affects 2 products.

Products include Vasion Virtual Appliance Application, Vasion Virtual Appliance Host.

How do I fix CVE-2025-34194?

No fix has been published for CVE-2025-34194 yet. Limit exposure of the affected software until one is available.

Is CVE-2025-34194 being exploited?

There is no known exploitation of CVE-2025-34194 in the wild and no public exploit code.

Sources

Also known as GHSA-8vvg-j3g5-33rh.

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