Record summary

CVE-2025-66173 has a selected CVSS score of 6.2 (medium).

Description

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.

Description source: CVE List

Exploitation context

CISA SSVC decision

ExploitationNone
AutomatableNo
Technical impactTotal

CISA Coordinator · SSVC 2.0.3 · Evaluated Dec 19, 2025 · Source: CVE List

Affected products and versions

2
ProductSourceVersion rangeStatus
CVE ListVersions below V4.30.122_201107 (including V4.30.122_201107)affected
CVE ListVersions below V4.30.122_201107 (including V4.30.122_201107)affected

References

2