CVE-2025-66173
Medium · 6.2CVSS
6.2
EPSS
0.2%
Published
Dec 19, 2025
CISA due date
—
The record
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.
Affected packages
| Ecosystem | Package | Introduced | Fixed |
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