CVE-2025-66177

8.8 HIGH

Published: January 13, 2026 Modified: January 13, 2026

Description

There is a Stack overflow Vulnerability in the device Search and Discovery feature of Hikvision NVR/DVR/CVR/IPC models. 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.

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CVSS v3.x Details

0.0 Low Medium High Critical 10.0

Vector String

CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory

https://www.hikvision.com/en/support/cybersecurity/security-advisory/buffer-overflow-vulnerabilities-in-some-hikvision-products/

Source: hsrc@hikvision.com

1 reference(s) from NVD

Quick Stats

CVSS v3 Score

8.8 / 10.0

EPSS (Exploit Probability)

0.0%

2th percentile

Exploitation Status

Not in CISA KEV

Weaknesses (CWE)

CWE-121

Related CVEs

CVE-2026-4590 3.1

CVE-2026-4404 N/A

CVE-2026-33485 7.5

CVE-2026-33483 7.5

CVE-2026-33482 8.1