Description

An issue in Hikvision DS-2CD1321-I V5.7.21 build 230819 allows attackers to cause a Denial of Service (DoS) via sending a crafted POST request to the endpoint /ISAPI/Security/challenge. The vendor has stated that upgrading to V5.7.23_SP2 fixes the issue.

INFO

Published Date :

2025-06-27T00:00:00.000Z

Last Modified :

2025-06-30T16:25:49.829Z

Source :

mitre
AFFECTED PRODUCTS

The following products are affected by CVE-2025-45851 vulnerability.

No data.

REFERENCES

Here, you will find a curated list of external links that provide in-depth information to CVE-2025-45851.

URL Resource
https://assets.hikvision.com/prd/public/all/files/202506/releasenote%5CNetwork_Camera-V5.7.23_SP2_Release_Note-E8.pdf cve-icon cve-icon
https://crashpark.weebly.com/blog/hikvision-ip-camera-unauthenticated-denial-of-service-dos cve-icon cve-icon
https://www.hikvision.com/en/support/download/firmware/ cve-icon cve-icon
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CVSS Vulnerability Scoring System

Detailed values of each vector for above chart.
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Confidentiality Impact
Integrity Impact
Availability Impact