CVE-2025-66176

HIGH EPSS 38.1%
Published Jan 13, 20265mo ago · Modified Jun 17, 20261w ago
8.8 CVSS 3.1
High
Find Similar
Published Jan 13, 2026 5mo ago
Last Modified Jun 17, 2026 1w ago

Description

There is a Stack overflow Vulnerability in the device Search and Discovery feature of Hikvision Access Control Products. If exploited, an attacker on the same local area network (LAN) could cause the device to malfunction by sending specially crafted packets to an unpatched device.

CVSS Details

Base Score
8.8
Exploitability
2.8
Impact
5.9
Vector string
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector Adjacent
Attack Complexity Low
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality High
Integrity High
Availability High

Threat Intelligence

EPSS Exploit Probability
38.1% percentile
Exploit & Patch Status
No Known Exploit
No Patch Available

Weaknesses 1

CWE-121

Affected Products 56

VendorProductVersionRange
hikvisionds-k1t331_firmware* <3.7.80
hikvisionds-k1t331*any
hikvisionds-k1t341a_firmware* <3.7.80
hikvisionds-k1t341a*any
hikvisionds-k1t341b_firmware* <3.7.80
hikvisionds-k1t341b*any
hikvisionds-k1t671_firmware* <3.7.80
hikvisionds-k1t671*any
hikvisionds-k5671_firmware* <3.7.80
hikvisionds-k5671*any
hikvisionds-k1t672_firmware* <3.7.80
hikvisionds-k1t672*any
hikvisionds-k1t680_firmware* <3.7.80
hikvisionds-k1t680*any
hikvisionds-k1t981_firmware* <3.7.80
hikvisionds-k1t981*any
hikvisionds-k1t341c_firmware* <3.3.180
hikvisionds-k1t341c*any
hikvisionds-k1t670_firmware* <4.48.0
hikvisionds-k1t670*any
hikvisionds-k1t673_firmware* <4.48.0
hikvisionds-k1t673*any
hikvisionds-k1t8003_firmware* ≤1.4.21
hikvisionds-k1t8003*any
hikvisionds-k1t804a_firmware* <1.4.22
hikvisionds-k1t804a*any
hikvisionds-k1t804b_firmware* <1.4.23
hikvisionds-k1t804b*any
hikvisionds-k1t201a_firmware* <1.3.65
hikvisionds-k1t201a*any
hikvisionds-k1t105a_firmware* <1.3.65
hikvisionds-k1t105a*any
hikvisionds-k1t342_firmware* <4.48.0
hikvisionds-k1t342*any
hikvisionds-k1t343_firmware* <4.48.0
hikvisionds-k1t343*any
hikvisionds-k1t344_firmware* <4.48.0
hikvisionds-k1t344*any
hikvisionds-k1t6qt-f72_firmware* <4.48.0
hikvisionds-k1t6qt-f72*any
hikvisionds-k1t6qt-f43_firmware* <4.48.0
hikvisionds-k1t6qt-f43*any
hikvisionds-k1t8005_firmware* <3.25.40
hikvisionds-k1t8005*any
hikvisionds-k1t808_firmware* <3.25.40
hikvisionds-k1t808*any
hikvisionds-k1t320_firmware* <3.9.40
hikvisionds-k1t320*any
hikvisionds-k1t321_firmware* <3.9.40
hikvisionds-k1t321*any
hikvisionds-k1t323_firmware* <4.23.41
hikvisionds-k1t323*any
hikvisionds-k1t510_firmware* <4.23.41
hikvisionds-k1t510*any
hikvisionds-k5033_firmware* <4.37.40
hikvisionds-k5033*any

References 2

  • hikvision.com https://www.hikvision.com/en/support/cybersecurity/security-advisory/buffer-overflow-vulnerabilities-in-some-hikvision-products/
    Vendor Advisory
  • talosintelligence.com https://www.talosintelligence.com/vulnerability_reports/TALOS-2025-2281

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.