CVE-2013-6271 Auth bypass in n/a

High 8.8 Published Updated

A malicious app can bypass Android device lock restrictions by invoking a specific settings method, allowing unauthorized access to the device.

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

What is CVE-2013-6271?

CVE-2013-6271 is a high-severity authentication bypass vulnerability in Google Android, published on 14 Dec 2013. 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

Android 4.0 through 4.3 allows attackers to bypass intended access restrictions and remove device locks via a crafted application that invokes the updateUnlockMethodAndFinish method in the com.android.settings.ChooseLockGeneric class with the PASSWORD_QUALITY_UNSPECIFIED option.

Weakness: CWE-264

Which versions are affected by CVE-2013-6271?

It affects 1 product.

Products include Google Android.

How do I fix CVE-2013-6271?

No fix has been published for CVE-2013-6271 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-2013-6271 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2013-6271 exists.

Public exploit code: 1 Metasploit module.

All Google Android vulnerabilities

Sources

Also known as GHSA-7jx4-gmg6-rjv2.

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