CVE-2019-25545 Terminal Services Manager 3.2.1 Local Buffer Overflow Denial of Service
Attackers can crash Terminal Services Manager by inputting an excessively long string into the computer name field, causing a denial of service.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2019-25545?
CVE-2019-25545 is a medium-severity memory corruption vulnerability in Lizardsystems Terminal Services Manager, published on 21 Mar 2026. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
Terminal Services Manager 3.2.1 contains a local buffer overflow vulnerability that allows attackers to crash the application by supplying an excessively long string in the computer name field. Attackers can input a 5000-byte buffer of data into the 'Computer name or IP address' field during computer addition, causing a denial of service when the server entry is accessed.
Weakness: CWE-787
Which versions are affected by CVE-2019-25545?
It affects 1 product.
Products include Lizardsystems Terminal Services Manager.
How do I fix CVE-2019-25545?
No fix has been published for CVE-2019-25545 yet. Limit exposure of the affected software until one is available.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is CVE-2019-25545 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2019-25545 exists.
Other vulnerabilities in Lizardsystems Terminal Services Manager
Sources
Also known as GHSA-xxgx-x42c-j7x8.