CVE-2025-66177 | Hikvision DS-96xxxNI-Hx Discovery Feature stack-based overflow

January 13, 2026 Yanac

A vulnerability was found in Hikvision DS-96xxxNI-Hx, DS-96xxxNI-Ix, DS-96xxNXI-Sx, DS-96xxxNXI-Sx, DS-76xxNXI-Mx, VPro, DS-96xxNXI-Mx, DS-76xxNI-Mx, DS-77xxNI-Mx, DS-96xxxNXI-Mx, DS-86xxxNXI-Mx, DS-76xxNXI-Ix, S, DS-77xxNXI-Ix, DS-86xxNXI-Ix, DS-96xxNXI-Ix, DS-76xxNXI-Kx including 、、, DS-77xxNXI-Kx including 、、, DS-76xxNXI-Kx , Vpro, DS-77xxNXI-Kx , DS-76xxNI-Qx including 、, DS-71xxNI-Q1 , M, DS-71xxNI-Q1, DS-710xNI-G1, , DS-76xxNI-Q1, DS-76xxNI-Q2, DS-76xxNXI-K1, DS-76xxNXI-K2, DS-77xxNXI-K4, DS-86xxNXI-K8, DS-76xxNXI-K1 , DS-76xxNXI-K2 , DS-77xxNXI-K4 , iDS-71xxHGHI-M1, iDS-72xxHGHI-M1, iDS-71xxHQHI-M1, iDS-72xxHQHI-M1, iDS-72xxHQHI-Mx, XT, iDS-72xxHUHI-Mx, iDS-72xxHTHI-Mx, iDS-90xxHUHI-M8, iDS-73xxHUHI-M4, iDS-81xxHUHI-M8, DS-71xxHGHI-M1, DS-72xxHGHI-M1, DS-ExxHGHI-xx, E, T, iDS-73xxHQHI-M4, iDS-81xxHQHI-M8, iDS-90xxHQHI-M8, iDS-ExxHQHI-xx, iDS-71xxHUHI-M1, iDS-72xxHUHI-M1, X, PXT, iDS-ExxHUHI-xx, DS-A806xxSI, DS-AT1000SI, iDS-96xxxNXI-Hx, iDS-96064NXI-I16, iDS-96xxxNXI-Ix, AI, iDS-67xxNXI-Mx, iDS-76xxNXI-Mx, iDS-77xxNXI-Mx, iDS-96xxNXI-Mx, iDS-96xxxNXI-Mx, iDS-67xxxNXI-Mx, iDS-67xxNXI-S, iDS-6704NXI, iDS-67xxNXI-P1, iDS-7608NXI-P2, iDS-77xxNXI-P4, iDS-96xxNXI-Px, DS-2CD1xxxG2, DS-2CD3xx1G2, HWI-xxxxHA, IPC-xxxxHA, DS-2CD2Dx5G1, DS-2CD64x5G1, DS-2CD29xxG0, DS-2XE6xxxG0, DS-2XC6xxxG0, DS-2CD1xxxG0, DS-2CD1xx1, DS-2CD3xx1G0, DS-2CD2xx1G0, IPC-xxxxH and HWI-xxxH. It has been declared as critical. This issue affects some unknown processing of the component Discovery Feature. The manipulation results in stack-based buffer overflow.

This vulnerability is reported as CVE-2025-66177. The attacker must have access to the local network to execute the attack. No exploit exists.

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