CVE-2025-66177
High
Description
There is a Buffer 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.
SeverityHigh
CVSS8.8
Exploit probability—
ProductDS-96xxxNI-Hx
PublishedJan 13, 2026
First seenJan 13, 2026
Weakness typeCWE-121CWE-121
How to fix
Sources list no fixed version or patch link for this vulnerability.
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| Hikvision DS-96xxxNI-Hx | Build date before 250807 | — |
| Hikvision DS-96xxxNI-Ix | Build date before 250807 | — |
| Hikvision DS-96xxNXI-Sx | Build date before 250807 | — |
| Hikvision DS-96xxxNXI-Sx | Build date before 250807 | — |
| Hikvision DS-76xxNXI-Mx/VPro | Build date before 250807 | — |
| Hikvision DS-96xxNXI-Mx/VPro | Build date before 250807 | — |
| Hikvision DS-76xxNI-Mx | Build date before 250807 | — |
| Hikvision DS-77xxNI-Mx | Build date before 250807 | — |
| Hikvision DS-96xxNXI-Mx | Build date before 250807 | — |
| Hikvision DS-96xxxNXI-Mx | Build date before 250807 | — |
| Hikvision DS-86xxxNXI-Mx | Build date before 250807 | — |
| Hikvision DS-76xxNXI-Ix/S | Build date before 250807 | — |
| Hikvision DS-77xxNXI-Ix/S | Build date before 250807 | — |
| Hikvision DS-86xxNXI-Ix/S | Build date before 250807 | — |
| Hikvision DS-96xxNXI-Ix/S | Build date before 250807 | — |
| Hikvision DS-76xxNXI-Ix/VPro | Build date before 250807 | — |
| Hikvision DS-77xxNXI-Ix/VPro | Build date before 250807 | — |
| Hikvision DS-76xxNXI-Kx(/xP) including(D)、(E)、(B) | Build date before 250807 | — |
| Hikvision DS-77xxNXI-Kx(/xP) including(D)、(E)、(B) | Build date before 250807 | — |
| Hikvision DS-76xxNXI-Kx(/xP)/Vpro | Build date before 250807 | — |
| Hikvision DS-77xxNXI-Kx(/xP)/Vpro | Build date before 250807 | — |
| Hikvision DS-76xxNI-Qx(/xP) including(D)、(E) | Build date before 250807 | — |
| Hikvision DS-71xxNI-Q1(/xP)/M | Build date before 250807 | — |
| Hikvision DS-71xxNI-Q1(/xP) | Build date before 250807 | — |
| Hikvision DS-710xNI-G1/(xP)/M | Build date before 250807 | — |
| Hikvision DS-76xxNI-Q1(/xP) | Build date before 250807 | — |
| Hikvision DS-76xxNI-Q2(/xP) | Build date before 250807 | — |
| Hikvision DS-76xxNXI-K1(/xP) | Build date before 250807 | — |
| Hikvision DS-76xxNXI-K2(/xP) | Build date before 250807 | — |
| Hikvision DS-77xxNXI-K4(/xP) | Build date before 250807 | — |
| Hikvision DS-86xxNXI-K8(/xP) | Build date before 250807 | — |
| Hikvision DS-76xxNXI-K1(/xP)/VPro | Build date before 250807 | — |
| Hikvision DS-76xxNXI-K2(/xP)/VPro | Build date before 250807 | — |
| Hikvision DS-77xxNXI-K4(/xP)/VPro | Build date before 250807 | — |
| Hikvision iDS-71xxHGHI-M1(/T) | Build date before 250807 | — |
| Hikvision iDS-72xxHGHI-M1(/T) | Build date before 250807 | — |
| Hikvision iDS-71xxHQHI-M1(/T) | Build date before 250807 | — |
| Hikvision iDS-72xxHQHI-M1(/T) | Build date before 250807 | — |
| Hikvision iDS-72xxHQHI-Mx/XT | Build date before 250807 | — |
| Hikvision iDS-72xxHUHI-Mx/XT | Build date before 250807 | — |
| Hikvision iDS-72xxHTHI-Mx/XT | Build date before 250807 | — |
| Hikvision iDS-90xxHUHI-M8/S(S) | Build date before 250807 | — |
| Hikvision iDS-73xxHUHI-M4/S(S) | Build date before 250807 | — |
| Hikvision iDS-81xxHUHI-M8/S(S) | Build date before 250807 | — |
| Hikvision DS-71xxHGHI-M1(/T) | Build date before 250807 | — |
| Hikvision DS-72xxHGHI-M1(/T) | Build date before 250807 | — |
| Hikvision DS-ExxHGHI-xx | Build date before 250807 | — |
| Hikvision iDS-71xxHQHI-M1/S | Build date before 250807 | — |
| Hikvision iDS-72xxHQHI-M1/E | Build date before 250807 | — |
| Hikvision iDS-71xxHQHI-M1/T | Build date before 250807 | — |
| Hikvision iDS-72xxHQHI-M1/T | Build date before 250807 | — |
| Hikvision iDS-73xxHQHI-M4/S | Build date before 250807 | — |
| Hikvision iDS-81xxHQHI-M8/S | Build date before 250807 | — |
| Hikvision iDS-90xxHQHI-M8/S | Build date before 250807 | — |
| Hikvision iDS-ExxHQHI-xx | Build date before 250807 | — |
| Hikvision iDS-71xxHUHI-M1/S | Build date before 250807 | — |
| Hikvision iDS-72xxHUHI-M1/E | Build date before 250807 | — |
| Hikvision iDS-72xxHUHI-M1/T | Build date before 250807 | — |
| Hikvision iDS-72xxHUHI-Mx/X | Build date before 250807 | — |
| Hikvision iDS-72xxHUHI-Mx/PXT | Build date before 250807 | — |
| Hikvision iDS-73xxHUHI-M4/S | Build date before 250807 | — |
| Hikvision iDS-90xxHUHI-M8/S | Build date before 250807 | — |
| Hikvision iDS-ExxHUHI-xx | Build date before 250807 | — |
| Hikvision DS-A806xxSI | Build date before 250807 | — |
| Hikvision DS-AT1000SI | Build date before 250807 | — |
| Hikvision iDS-96xxxNXI-Hx | Build date before 250807 | — |
| Hikvision iDS-96064NXI-I16 | Build date before 250807 | — |
| Hikvision iDS-96xxxNXI-Ix/AI | Build date before 250807 | — |
| Hikvision iDS-67xxNXI-Mx/X | Build date before 250807 | — |
| Hikvision iDS-76xxNXI-Mx/X | Build date before 250807 | — |
| Hikvision iDS-77xxNXI-Mx/X | Build date before 250807 | — |
| Hikvision iDS-96xxNXI-Mx/X | Build date before 250807 | — |
| Hikvision iDS-96xxxNXI-Mx/X | Build date before 250807 | — |
| Hikvision iDS-96xxxNXI-Hx/AI | Build date before 250807 | — |
| Hikvision iDS-96xxNXI-Mx/AI | Build date before 250807 | — |
| Hikvision iDS-67xxNXI-Mx/AI | Build date before 250807 | — |
| Hikvision iDS-67xxxNXI-Mx/AI | Build date before 250807 | — |
| Hikvision iDS-67xxNXI-S/T | Build date before 250807 | — |
| Hikvision iDS-67xxNXI-S | Build date before 250807 | — |
| Hikvision iDS-6704NXI/AI | Build date before 250807 | — |
| Hikvision iDS-67xxNXI-P1 | Build date before 250807 | — |
| Hikvision iDS-7608NXI-P2 | Build date before 250807 | — |
| Hikvision iDS-77xxNXI-P4 | Build date before 250807 | — |
| Hikvision iDS-96xxNXI-Px | Build date before 250807 | — |
| Hikvision DS-2CD1xxxG2 | Versions below V5.7.13_230822 (including V5.7.13_230822) | — |
| Hikvision DS-2CD3xx1G2 | Versions below V5.7.13_230822 (including V5.7.13_230822) | — |
| Hikvision HWI-xxxxHA | Versions below V5.7.13_230822 (including V5.7.13_230822) | — |
| Hikvision IPC-xxxxHA | Versions below V5.7.13_230822 (including V5.7.13_230822) | — |
| Hikvision DS-2CD2Dx5G1 | Versions below V5.7.210_240826 (including V5.7.210_240826) | — |
| Hikvision DS-2CD64x5G1 | Versions below V5.7.210_240826 (including V5.7.210_240826) | — |
| Hikvision DS-2CD29xxG0 | Versions below V5.7.21_240814 (including V5.7.21_240814) | — |
| Hikvision DS-2XE6xxxG0 | Versions below V5.7.7build241203 (including V5.7.7build241203) | — |
| Hikvision DS-2XC6xxxG0 | Versions below V5.7.7build241203 (including V5.7.7build241203) | — |
| Hikvision DS-2CD1xxxG0(T) | Versions below V5.7.23_241015 (including V5.7.23_241015) | — |
| Hikvision DS-2CD1xx1 | Versions below V5.7.23_241015 (including V5.7.23_241015) | — |
| Hikvision DS-2CD3xx1G0 | Versions below V5.7.23_241015 (including V5.7.23_241015) | — |
| Hikvision DS-2CD2xx1G0 | Versions below V5.7.23_241015 (including V5.7.23_241015) | — |
| Hikvision IPC-xxxxH | Versions below V5.7.23_241015 (including V5.7.23_241015) | — |
| Hikvision HWI-xxxH(C) | Versions below V5.7.23_241015 (including V5.7.23_241015) | — |
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