CVE-2025-34053: AVTECH IP camera, DVR, and NVR Devices Authentication Bypass via .cab Path Manipulation

Published Jul 1, 2025

Updated

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.

Affected Software

1 affected component

AVTECH IP camera, DVR, and NVR Devices

Event History

Jul 1, 2025

CVE Published

via MITRE·02:45 PM

Data Sourced

via MITRE·02:45 PM

DescriptionWeakness

Data Sourced

via NVD·03:15 PM

DescriptionSeverityWeakness

Frequently Asked Questions

What is the severity of CVE-2025-34053?

CVE-2025-34053 is a critical severity vulnerability due to its ability to bypass authentication mechanisms.

How do I fix CVE-2025-34053?

To fix CVE-2025-34053, update the affected AVTECH devices to the latest firmware version provided by the manufacturer.

What devices are affected by CVE-2025-34053?

CVE-2025-34053 affects AVTECH IP cameras, DVRs, and NVR devices that utilize the streamd web server.

What type of vulnerability is CVE-2025-34053?

CVE-2025-34053 is an authentication bypass vulnerability that allows unauthorized access to protected endpoints.

How does CVE-2025-34053 exploit the system?

CVE-2025-34053 exploits the system by using the strstr() function to process URLs containing '.cab', thus bypassing normal authentication checks.