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.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| 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) | — |
Public exploits
Exploit or proof-of-concept code for this vulnerability is publicly available, which lowers the bar for attackers. Treat it as a reason to patch sooner.
Third-party code, not reviewed by us. Public PoCs are sometimes fake or contain malware. Read the code first and run it only in an isolated lab, against systems you are authorised to test.
GitHub 1 repository
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ang3lL/CVE-2025-66177 ★ 3 · May 11, 2026
CVE-2025-66177 Metasploit exploit for Hikvision NVR firmware v4.72 and v4.83
Sources: PoC-in-GitHub, Metasploit Framework, Exploit-DB — updated daily. Only links are listed; no exploit code is hosted here.