CVE-2020-27264 Weak cryptography in SOOIL Developments Co., Ltd Diabecare RS, AnyDana-i and AnyDana-A

High 8.8 Published 19 Jan 2021 Updated 4 Aug 2024

Attackers can brute-force deterministic Bluetooth keys to bypass authentication and control insulin pumps via mobile apps.

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-2020-27264?

CVE-2020-27264 is a high-severity vulnerability in SOOIL Developments Co., Ltd Diabecare RS, AnyDana-i and AnyDana-A, published on 19 Jan 2021. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

In SOOIL Developments Co., Ltd Diabecare RS, AnyDana-i and AnyDana-A, the communication protocol of the insulin pump and its AnyDana-i and AnyDana-A mobile applications use deterministic keys, which allows unauthenticated, physically proximate attackers to brute-force the keys via Bluetooth Low Energy.

Weakness: CWE-330

Which versions are affected by CVE-2020-27264?

It affects 3 products.

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

How do I fix CVE-2020-27264?

No fix has been published for CVE-2020-27264 yet. Limit exposure of the affected software until one is available.

Is CVE-2020-27264 being exploited?

There is no known exploitation of CVE-2020-27264 in the wild and no public exploit code.

Sources

Also known as GHSA-w9vx-9mgg-m33x.