What’s Vulnerable › Vulnerabilities

CVE-2020-11539

• Severity: high (CVSS 8.1 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.0% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2020-04-22 · updated 2026-06-17
• Weakness: CWE-306

Description

An issue was discovered on Tata Sonata Smart SF Rush 1.12 devices. It has been identified that the smart band has no pairing (mode 0 Bluetooth LE security level) The data being transmitted over the air is not encrypted. Adding to this, the data being sent to the smart band doesn't have any authentication or signature verification. Thus, any attacker can control a parameter of the device.

Affected products

• Titan Sf Rush Smart Band Firmware: 1.12

References

• https://github.com/the-girl-who-lived/CVE-2020-11539/
• https://medium.com/%40sayliambure/hacking-a-5-smartband-824763ab6e8f
• https://github.com/the-girl-who-lived/CVE-2020-11539/
• https://medium.com/%40sayliambure/hacking-a-5-smartband-824763ab6e8f

Get alerted when CVE-2020-11539 or the next vulnerability affects your stack