CVE-2020-27272 Auth bypass in SOOIL Developments CoLtd DiabecareRS,AnyDana-i,AnyDana-A

Medium 5.7 Published 19 Jan 2021 Updated 4 Aug 2024

Unauthenticated attackers can eavesdrop on keys and spoof insulin pumps via Bluetooth due to inadequate authentication during key exchange.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Local or same network only
Victim action needed: A user has to click or open something
Fix: None listed

What is CVE-2020-27272?

CVE-2020-27272 is a medium-severity authentication bypass vulnerability in SOOIL Developments CoLtd DiabecareRS,AnyDana-i,AnyDana-A, published on 19 Jan 2021. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.

Official description

SOOIL Developments CoLtd DiabecareRS, AnyDana-i, AnyDana-A, The communication protocol of the insulin pump and AnyDana-i,AnyDana-A mobile apps doesn't use adequate measures to authenticate the pump before exchanging keys, which allows unauthenticated, physically proximate attackers to eavesdrop the keys and spoof the pump via BLE.

Which versions are affected by CVE-2020-27272?

It affects 3 products.

Products include Sooil Anydana-a Firmware, Sooil Anydana-I Firmware, Sooil Diabecare Rs Firmware.

How do I fix CVE-2020-27272?

No fix has been published for CVE-2020-27272 yet. Limit exposure of the affected software until one is available.

Upgrade, and rotate credentials and sessions that may have been exposed. More about Authentication bypass.

Is CVE-2020-27272 being exploited?

There is no known exploitation of CVE-2020-27272 in the wild and no public exploit code.

Sources

Also known as GHSA-cx47-rr8x-3gw5.