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.

References

• https://nvd.nist.gov/vuln/detail/CVE-2024-3721
• https://github.com/netsecfish/tbk_dvr_command_injection
• https://vuldb.com/?ctiid.260573
• https://vuldb.com/?id.260573
• https://vuldb.com/?submit.314969