CVE-2020-11539 Missing authorization in n/a
Attackers can intercept unencrypted data and control device parameters due to lack of Bluetooth pairing and authentication.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2020-11539?
CVE-2020-11539 is a high-severity missing authorization vulnerability in n/a, published on 22 Apr 2020. It can only be exploited from the same machine or local network, with no action from the victim.
Official 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.
Which versions are affected by CVE-2020-11539?
It affects 1 product.
Products include Titan Sf Rush Smart Band Firmware.
How do I fix CVE-2020-11539?
No fix has been published for CVE-2020-11539 yet. Limit exposure of the affected software until one is available.
Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.
Is CVE-2020-11539 being exploited?
There is no known exploitation of CVE-2020-11539 in the wild and no public exploit code.
Public exploit code: 1 proofs of concept on GitHub.
Sources
Also known as GHSA-grfx-46mw-p6mw.