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.
Published: 2025-06-27
Score: 7.5 High
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories
Source ID Title
EUVD EUVD EUVD-2025-19428 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.
History

Mon, 30 Jun 2025 16:45:00 +0000

Type Values Removed Values Added
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. 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.
References

Fri, 27 Jun 2025 20:15:00 +0000

Type Values Removed Values Added
Metrics cvssV3_1

{'score': 7.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H'}

ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Fri, 27 Jun 2025 12:15:00 +0000

Type Values Removed Values Added
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.
References

Subscriptions

No data.

cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2025-06-30T16:25:49.829Z

Reserved: 2025-04-22T00:00:00.000Z

Link: CVE-2025-45851

cve-icon Vulnrichment

Updated: 2025-06-27T19:56:22.991Z

cve-icon NVD

Status : Deferred

Published: 2025-06-27T12:15:36.817

Modified: 2026-04-15T00:35:42.020

Link: CVE-2025-45851

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses

No weakness.