CVE-2025-66173

There is a privilege escalation vulnerability in some Hikvision DVR products. Due to the improper implementation of authentication for the serial port, an attacker with physical access could exploit this vulnerability by connecting to the affected products and gaining access to an unrestricted shell environment.

The following products are affected by CVE-2025-66173 vulnerability.

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Here, you will find a curated list of external links that provide in-depth information to CVE-2025-66173.

URL	Resource
https://www.hikvision.com/en/support/cybersecurity/security-advisory/serial-port-privilege-escalation-vulnerabilities-in-some-hikvision-nvr-devices/