CVE Vulnerability

CVE-2019-20470

An issue was discovered on TK-Star Q90 Junior GPS horloge 3.1042.9.8656 devices. It performs actions based on certain SMS commands. This can be used to set up a voice communication channel from the watch to any telephone number, initiated by sending a specific SMS and using the default password, e.g., pw,,call, triggers an outbound call from the watch. The password is sometimes available because of CVE-2019-20471.

5 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 10 / Impact : 2.9

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact PARTIAL

Integrity Impact NONE

Availability Impact NONE

Scope

7.5 /10

CVSS v3.0 : HIGH

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact NONE

Availability Impact NONE

Scope UNCHANGED

References
Link Resource
https://www.tk-star.com Vendor Advisory
https://www.eurofins-cybersecurity.com/news/connected-devices-smart-watches/ Third Party Advisory
Configurations

Configuration 1
Information

Published : 2021-02-01 09:15

Updated : 2021-07-21 11:39

NVD link : CVE-2019-20470

Mitre link : CVE-2019-20470

Products Affected

Q90 Junior Gps Horloge Firmware

Tk-star

CWE
CWE-1188

Insecure Default Initialization of Resource