VULNERABILITY INTELLIGENCE

CVE-2023-28811

CVSS score7.4 HIGH
EPSS probability0.39%
CISA KEVNot currently listed
Published2023-11-23
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H

Description

There is a buffer overflow in the password recovery feature of Hikvision NVR/DVR 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.

Weakness classification

  • CWE-120: Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')

Primary references