CVE-2020-10876 Auth bypass in n/a

High 7.5 Published Updated

Attackers can brute force verification codes to bypass email checks and take over user accounts in the OKLOK mobile app.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
Not needed
Fix
None listed

What is CVE-2020-10876?

CVE-2020-10876 is a high-severity authentication bypass vulnerability in n/a, published on 4 May 2020. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

The OKLOK (3.1.1) mobile companion app for Fingerprint Bluetooth Padlock FB50 (2.3) does not correctly implement its timeout on the four-digit verification code that is required for resetting passwords, nor does it properly restrict excessive verification attempts. This allows an attacker to brute force the four-digit verification code in order to bypass email verification and change the password of a victim account.

Weakness: CWE-613, CWE-307

Which versions are affected by CVE-2020-10876?

It affects 1 product.

Products include Oklok Project Oklok.

How do I fix CVE-2020-10876?

No fix has been published for CVE-2020-10876 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-2020-10876 being exploited?

There is no known exploitation of CVE-2020-10876 in the wild and no public exploit code.

Sources

Also known as GHSA-7hrr-hhcx-cw5q.

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