A remote code execution vulnerability exists in Remote Desktop Services formerly known as Terminal Services when an unauthenticated attacker connects to the target system using RDP and sends specially crafted requests, aka 'Remote Desktop Services Remote Code Execution Vulnerability'.

Huawei X6800 and XH620 V3 servers with software before V100R003C00SPC606, RH1288 V3 servers with software before V100R003C00SPC613, RH2288 V3 servers with software before V100R003C00SPC617, CH140 V3 and CH226 V3 servers with software before V100R001C00SPC122, CH220 V3 servers with software before V100R001C00SPC201, and CH121 V3 and CH222 V3 servers with software before V100R001C00SPC202 might allow remote attackers to decrypt encrypted data and consequently obtain sensitive information by leveraging selection of an insecure SSH encryption algorithm.