RCE in Tbk Dvr-4104
CVE-2024-3721
A vulnerability was found in TBK DVR-4104 and DVR-4216 up to 20240412 and classified as critical. This issue affects some unknown processing of the file /device.rsp?opt=sys&cmd=___S_O_S_T_R_E_A_MAX___. The manipulation of the argument mdb/…
Vulnerability class: Command Injection (OS Command Injection)
EPSS: 0.768 (99.0th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 6.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L.
Affected products
- Tbk Dvr-4104 — versions 20240412
- Tbk Dvr-4216 — versions 20240412
Weakness classification (CWE)
Public proof-of-concept exploits
References
- VDB-260573 | TBK DVR-4104/DVR-4216 os command injection (vdb-entry, technical-description)
- VDB-260573 | CTI Indicators (IOB, IOC, TTP, IOA) (signature, permissions-required)
- Submit #314969 | TBK TBK DVR-4104, TBK DVR-4216 N/A Command Injection (third-party-advisory)
- github.com/netsecfish/tbk_dvr_command_injection (exploit)
Frequently asked questions
- What is CVE-2024-3721?
- CVE-2024-3721 is a medium-severity vulnerability in Tbk Dvr-4104, classified under OS Command Injection. CVSS score: 6.3/10. Published 2024-04-13.
- How severe is CVE-2024-3721?
- Medium severity. CVSS v3 base score is 6.3 out of 10.
- Is CVE-2024-3721 known to be exploited?
- 15 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.