CHIYU IoT services Authentication bypass in telnet server(CVE-2021-31251)

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CVE-2021-31251

An authentication bypass in telnet server in BF-430 and BF431 232/422 TCP/IP Converter, BF-450M and SEMAC from CHIYU Technology Inc allows obtaining a privileged connection with the target device by supplying a specially malformed request and an attacker may force the remote telnet server to...

CVE-2021-31251

CVE-2021-31251 affects CHIYU IoT devices (BF-430, BF-431, BF-450M, SEMAC). The issue is an authentication bypass in the device telnet server, caused by a malformed telnet negotiation request that can cause the remote telnet server to treat the attacker as already authenticated, allowing a privile...

CHIYU IoT Devices - (Telnet) Authentication Bypass Exploit

Exploit Title: CHIYU IoT Devices - 'Telnet' Authentication Bypass Exploit Author: sirpedrotavares Vendor Homepage: https://www.chiyu-tech.com/msg/msg88.html Software Link: https://www.chiyu-tech.com/category-hardware.html Version: BF-430, BF-431, BF-450M, and SEMAC - all firmware versions June 20...

CHIYU IoT Telnet Authentication Bypass

Exploit Title: CHIYU IoT Devices - 'Telnet' Authentication Bypass Date: 01/06/2021 Exploit Author: sirpedrotavares Vendor Homepage: https://www.chiyu-tech.com/msg/msg88.html Software Link: https://www.chiyu-tech.com/category-hardware.html Version: BF-430, BF-431, BF-450M, and SEMAC - all firmware...

CHIYU IoT Devices - 'Telnet' Authentication Bypass

Exploit Title: CHIYU IoT Devices - 'Telnet' Authentication Bypass Date: 01/06/2021 Exploit Author: sirpedrotavares Vendor Homepage: https://www.chiyu-tech.com/msg/msg88.html Software Link: https://www.chiyu-tech.com/category-hardware.html Version: BF-430, BF-431, BF-450M, and SEMAC - all firmware...