CVE-2020-5735

Amcrest

Published 8 Apr 2020 · updated 17 Jun 2026 · Analyzed

8.8 High · CVSS 3.1, NVD

Exploited in the wild

CISA added this to its Known Exploited Vulnerabilities catalog on 3 Nov 2021, with a remediation deadline of 3 May 2022 for US federal agencies.

Required action: Apply updates per vendor instructions.

Description

Amcrest cameras and NVR are vulnerable to a stack-based buffer overflow over port 37777. An authenticated remote attacker can abuse this issue to crash the device and possibly execute arbitrary code.

References

packetstormsecurity.com/files/157164/Amcrest-Dahua-NVR-Camera-IP2M-841-Denial-Of-Service.html · Exploit, Third Party Advisory, VDB Entry
www.tenable.com/security/research/tra-2020-20 · Third Party Advisory
www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2020-5735 · US Government Resource