CVE-2025-34053 AVTECH IP camera, DVR, and NVR Devices Authentication Bypass via .cab Path Manipulation
Attackers can bypass authentication on AVTECH devices by including .cab in URLs, accessing protected endpoints without credentials.
- 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-2025-34053?
CVE-2025-34053 is a medium-severity authentication bypass vulnerability in AVTECH IP camera, DVR, and NVR devices, published on 1 Jul 2025. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
An authentication bypass vulnerability exists in AVTECH IP camera, DVR, and NVR devices’ streamd web server. The strstr() function is used to identify ".cab" requests, allowing any URL containing ".cab" to bypass authentication and access protected endpoints.
Weakness: CWE-290
Which versions are affected by CVE-2025-34053?
How do I fix CVE-2025-34053?
No fix has been published for CVE-2025-34053 yet. Limit exposure of the affected software until one is available.
Upgrade, and rotate credentials and sessions that may have been exposed. More about Authentication bypass.
Is CVE-2025-34053 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2025-34053 exists.
Sources
Also known as GHSA-r5g5-cgx4-4r36.