Insecure Patch File Verification in TONNET DVR Firmware

CVE-2020-3924 · CRITICAL Severity

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

DVR firmware in TAT-76 and TAT-77 series of products, provided by TONNET do not properly verify patch files. Attackers can inject a specific command into a patch file and gain access to the system.

Learn more about our Web Application Penetration Testing UK.