CVE-2020-11539

Public Exploit

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.

Category

8.1
CVSS
Severity: High
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.87% Top 30%
Third-Party Advisory github.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://medium.com/%40sayliambure/hacking-a-5-smartband-824763ab6e8f
https://github.com/the-girl-who-lived/CVE-2020-11539/ third party advisory exploit

Frequently Asked Questions

What is the severity of CVE-2020-11539?
CVE-2020-11539 has been scored as a high severity vulnerability.
How to fix CVE-2020-11539?
To fix CVE-2020-11539, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2020-11539 being actively exploited in the wild?
It is possible that CVE-2020-11539 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~1% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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