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TI-2024-03467 Aliases CVE-2024-3721GHSA-795f-8w3g-5h2q

TBK DVR-4104/DVR-4216 os command injection

Priority HIGH 70CWE-78Published · Updated

Key facts

Attack vector
Network
Privileges required
Low
User interaction
None
Attack complexity
Low
Impact type
Code execution
Confidentiality · integrity · availability
Low · Low · Low
Fix status
No fix listed

Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-78.

Summary

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/mdc leads to os command injection. The attack may be initiated remotely. The exploit has been disclosed to the public and may be used. The identifier VDB-260573 was assigned to this vulnerability.

Why it matters now

Exploitation Proof of concept CISA SSVC · not in CISA KEV
EPSS 0.86489 99th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by the CNA
Fix No fix listed No fixed version in the sources yet

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
Poc
Automatable
No
Technical impact
Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
TBKDVR-410420240412—No fix listedCNA
TBKDVR-421620240412—No fix listedCNA
  • DVR-4104 VendorTBK Affected 20240412 Fixed in — No fix listed CNA
  • DVR-4216 VendorTBK Affected 20240412 Fixed in — No fix listed CNA

CPE names CISA-ADP · 2

CPEVersionsRoleVendor
cpe:2.3:h:tbkvision:tbk-dvr4104:-:*:*:*:*:*:*:*not specified by CISA-ADP—Tbkvision
cpe:2.3:h:tbkvision:tbk-dvr4216:-:*:*:*:*:*:*:*not specified by CISA-ADP—Tbkvision
  • cpe:2.3:h:tbkvision:tbk-dvr4104:-:*:*:*:*:*:*:* Versions not specified by CISA-ADP — ·Tbkvision
  • cpe:2.3:h:tbkvision:tbk-dvr4216:-:*:*:*:*:*:*:* Versions not specified by CISA-ADP — ·Tbkvision

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2024-3721
  2. 2026-10-03 Alias added: GHSA-795f-8w3g-5h2q

References

Exploit 1

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences