Buffer overflow in Hikvision Ds-k1t105a

CVE-2025-66176

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 specia…

Vulnerability class: Buffer Overflow

EPSS: 0.005 (38.1th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2025-66176?
CVE-2025-66176 is a high-severity vulnerability in Hikvision Ds-k1t105a, classified under Stack-based Buffer Overflow. CVSS score: 8.8/10. Published 2026-01-13.
How severe is CVE-2025-66176?
High severity. CVSS v3 base score is 8.8 out of 10.