CVE-2025-66174
Unknown Unknown - Not Provided
BaseFortify

Publication date: 2025-12-19

Last updated on: 2025-12-23

Assigner: Hangzhou Hikvision Digital Technology Co., Ltd.

Description
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.
CVSS Scores
EPSS Scores
Probability:
Percentile:
Meta Information
Published
2025-12-19
Last Modified
2025-12-23
Generated
2026-05-07
AI Q&A
2025-12-19
EPSS Evaluated
2026-05-05
NVD
EUVD
Affected Vendors & Products
Showing 4 associated CPEs
Vendor Product Version / Range
hikvision ds-7104hghi-f1_firmware to 4.30.122_201107 (inc)
hikvision ds-7104hghi-f1 *
hikvision ds-7204hghi-f1_firmware to 4.30.122_201107 (inc)
hikvision ds-7204hghi-f1 *
Helpful Resources
Exploitability
CWE
CWE Icon
KEV
KEV Icon
CWE ID Description
CWE-287 When an actor claims to have a given identity, the product does not prove or insufficiently proves that the claim is correct.
Attack-Flow Graph
AI Powered Q&A
Can you explain this vulnerability to me?

This vulnerability is an improper authentication issue in some Hikvision DVR products. It occurs because the authentication for the serial port is not properly implemented. An attacker with physical access to the device can exploit this by connecting to the serial port and running a series of commands without proper authentication.


How can this vulnerability impact me? :

The vulnerability allows an attacker with physical access to the affected DVR devices to execute commands via the serial port without proper authentication. This could lead to unauthorized control or manipulation of the device, potentially compromising the device's confidentiality and availability.


What immediate steps should I take to mitigate this vulnerability?

To mitigate this vulnerability, restrict physical access to the affected Hikvision DVR devices to prevent attackers from connecting to the serial port. Additionally, monitor and control access to the devices' serial ports and consider applying any available firmware updates or patches from the vendor once released.


Ask Our AI Assistant
Need more information? Ask your question to get an AI reply (Powered by our expertise)
0/70
EPSS Chart