An issue was discovered on TENGCONTROL T-920 PLC v5.5 devices. It allows remote attackers to cause a denial of service (persistent failure mode) by sending a series of \x19\xb2\x00\x00\x00\x06\x43\x01\x00\xac\xff\x00 (aka UID 0x43) requests to TCP port 502.
CVSS 2.0
Severity: MEDIUM
Problem Type: NVD-CWE-noinfo,
Products Affected
| Vendor | Product | Version |
|---|---|---|
| tengcon | t-920_plc_firmware | 5.5 |