CVE-2025-8762 INSTAR 2K+/4K UART improper physical access control
Attackers with physical access can bypass UART access controls on INSTAR cameras to gain unauthorized privileges or execute code.
- 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-2025-8762?
CVE-2025-8762 is a high-severity vulnerability in INSTAR 2K+, published on 13 Aug 2025. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
A vulnerability was found in INSTAR 2K+ and 4K 3.11.1 Build 1124. This issue affects some unknown processing of the component UART Interface. The manipulation leads to improper physical access control. It is possible to launch the attack on the physical device. The exploit has been disclosed to the public and may be used.
Which versions are affected by CVE-2025-8762?
How do I fix CVE-2025-8762?
No fix has been published for CVE-2025-8762 yet. Limit exposure of the affected software until one is available.
Is CVE-2025-8762 being exploited?
There is no known exploitation of CVE-2025-8762 in the wild and no public exploit code.
Sources
Also known as GHSA-57r6-94mj-2fjf.