CVE-2021-25424 Auth bypass in Tizen wearable devices
Attackers can take over Bluetooth devices on Tizen wearables without user awareness due to improper authentication flaws.
- 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-2021-25424?
CVE-2021-25424 is a high-severity authentication bypass vulnerability in Samsung Mobile Tizen wearable devices, published on 11 Jun 2021. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
Improper authentication vulnerability in Tizen bluetooth-frwk prior to Firmware update JUN-2021 Release allows bluetooth attacker to take over the user's bluetooth device without user awareness.
Weakness: CWE-287
Which versions are affected by CVE-2021-25424?
It affects 9 products.
Products include Samsung Galaxy Watch 3 Firmware, Samsung Galaxy Watch Active 2 Firmware, Samsung Galaxy Watch Active Firmware, Samsung Galaxy Watch Firmware, Samsung Gear 2 Firmware, Samsung Gear 2 Neo Firmware and 3 more.
How do I fix CVE-2021-25424?
No fix has been published for CVE-2021-25424 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-2021-25424 being exploited?
There is no known exploitation of CVE-2021-25424 in the wild and no public exploit code.
Sources
Also known as GHSA-f9wq-7pg8-8r2r.