OS Command Injection in TBK DVR4104 and TBK DVR4216 - CVE-2024-3721
Published: June 9, 2025
Vulnerability identifier: #VU110670
CSH Severity: Critical
CVSS v4: 9.3 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2024-3721
CWE-ID: CWE-78
Exploitation vector: Remote access
Exploit availability:
Public exploit is available
Vulnerability details
The vulnerability allows a remote attacker to execute arbitrary shell commands on the target system.
The vulnerability exists due to improper input validation in /device.rsp script. A remote unauthenticated attacker can send a specially crafted HTTP POST request to the affected device and execute arbitrary OS commands on the target system.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
Affected software
TBK DVR4104
TBK DVR4216
TBK DVR4216
How to mitigate CVE-2024-3721
Cybersecurity Help is currently unaware of any official solution to address this vulnerability.