CVE-2021-25343 Auth bypass in Samsung Members

Medium 4.0 Published 4 Mar 2021 Updated 3 Aug 2024

Attackers can hijack a non-existent provider in Samsung Members to perform unauthorized actions and cause denial of service.

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-2021-25343?

CVE-2021-25343 is a medium-severity authentication bypass vulnerability in Samsung Members, published on 4 Mar 2021. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

Calling of non-existent provider in Samsung Members prior to version 2.4.81.13 (in Android O(8.1) and below) and 3.8.00.13 (in Android P(9.0) and above) allows unauthorized actions including denial of service attack by hijacking the provider.

Weakness: CWE-287

Which versions are affected by CVE-2021-25343?

It affects 1 product.

Products include Samsung Members.

How do I fix CVE-2021-25343?

No fix has been published for CVE-2021-25343 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-2021-25343 being exploited?

There is no known exploitation of CVE-2021-25343 in the wild and no public exploit code.

Sources

Also known as GHSA-8mqf-hqpq-qxwj.