CVE-2025-34123 VideoCharge Studio 2.12.3.685 SEH Buffer Overflow via .VSC File
A stack-based buffer overflow in VideoCharge Studio allows arbitrary code execution when a user opens a malicious .VSC file.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2025-34123?
CVE-2025-34123 is a high-severity memory corruption vulnerability in VideoCharge Software Studio, published on 16 Jul 2025. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.
Official description
A stack-based buffer overflow vulnerability exists in VideoCharge Studio 2.12.3.685 when processing a specially crafted .VSC configuration file. The issue occurs due to improper handling of user-supplied data in the XML 'Name' attribute, leading to an SEH overwrite condition. An attacker can exploit this vulnerability by convincing a user to open a malicious .VSC file, resulting in arbitrary code execution under the context of the user.
Which versions are affected by CVE-2025-34123?
How do I fix CVE-2025-34123?
No fix has been published for CVE-2025-34123 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-2025-34123 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2025-34123 exists.
Public exploit code: 1 Metasploit module.
Sources
Also known as GHSA-rjrm-8wx5-683q.