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
- Hikvision Ds-k1t105a
- Hikvision Ds-k1t105a_firmware
- Hikvision Ds-k1t201a
- Hikvision Ds-k1t201a_firmware
- Hikvision Ds-k1t201a/k1t105a — versions Versions below V1.3.65
- Hikvision Ds-k1t320
- Hikvision Ds-k1t320/ds-k1t321 — versions Versions below V3.9.40
- Hikvision Ds-k1t320_firmware
- Hikvision Ds-k1t321
- Hikvision Ds-k1t321_firmware
Weakness classification (CWE)
References
- hsrc@hikvision.com (Vendor Advisory)
- af854a3a-2127-422b-91ae-364da2661108
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.