high8.8
CVE-2025-66176
There is a Buffer overflow Vulnerability in the device Search and Discovery feature of Hikvision Access Control Products.
Impact
There is a Buffer 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.
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Hikvision | Ds-K1t331 Firmware | before 3.7.80 |
| Hikvision | Ds-K1t341a Firmware | before 3.7.80 |
| Hikvision | Ds-K1t341b Firmware | before 3.7.80 |
| Hikvision | Ds-K1t671 Firmware | before 3.7.80 |
| Hikvision | Ds-K5671 Firmware | before 3.7.80 |
| Hikvision | Ds-K1t672 Firmware | before 3.7.80 |
| Hikvision | Ds-K1t680 Firmware | before 3.7.80 |
| Hikvision | Ds-K1t981 Firmware | before 3.7.80 |
| Hikvision | Ds-K1t341c Firmware | before 3.3.180 |
| Hikvision | Ds-K1t670 Firmware | before 4.48.0 |
| Hikvision | Ds-K1t673 Firmware | before 4.48.0 |
| Hikvision | Ds-K1t8003 Firmware | through 1.4.21 |