Unitree Robotics Unitree Go2 chat_go websocket.py WebSocketClient.connect certificate validation

Overview

A vulnerability was detected in Unitree Robotics Unitree Go2 up to 1.1.13/1.1.14.1/1.1.15.1. This affects the function WebSocketClient.connect of the file websocket.py of the component chat_go. Performing a manipulation results in improper certificate validation. The attack may be initiated remotely. The attack's complexity is rated as high. The exploitability is reported as difficult. The vendor confirmed early: "These issues were previously submitted by the researcher through our Security Response Center platform and are tracked internally as follows: Submission 990504 corresponds to our internal ticket #616 (Go2 chat_go WSS client disabled TLS server certificate validation, CWE-295)."

Affected

• unitree_go2 1.1.0
• unitree_go2 1.1.1
• unitree_go2 1.1.2
• unitree_go2 1.1.3
• unitree_go2 1.1.4
• unitree_go2 1.1.5
• unitree_go2 1.1.6
• unitree_go2 1.1.7
• unitree_go2 1.1.8
• unitree_go2 1.1.9
• unitree_go2 1.1.10
• unitree_go2 1.1.11
• unitree_go2 1.1.12
• unitree_go2 1.1.13
• unitree_go2 1.1.14.0
• unitree_go2 1.1.14.1
• unitree_go2 1.1.15.0
• unitree_go2 1.1.15.1

Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.