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Vulnerable Software

Vulnerability Details CVE-2025-66174

There is an improper authentication 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 run a series of commands.

Exploit prediction scoring system (EPSS) score

EPSS Score 0.001

EPSS Ranking 21.4%

CVSS Severity

CVSS v3 Score 6.5

References

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

Products affected by CVE-2025-66174

Hikvision » Ds-7104hghi-F1 » Version: N/A

cpe:2.3:h:hikvision:ds-7104hghi-f1:-
Hikvision » Ds-7204hghi-F1 » Version: N/A

cpe:2.3:h:hikvision:ds-7204hghi-f1:-
Hikvision » Ds-7104hghi-F1 Firmware » Version: Any

cpe:2.3:o:hikvision:ds-7104hghi-f1_firmware:*
Hikvision » Ds-7204hghi-F1 Firmware » Version: 4.0.1

cpe:2.3:o:hikvision:ds-7204hghi-f1_firmware:4.0.1

Vulnerabilities

Vulnerable Software

Vulnerability Details CVE-2025-66174

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