CVE-2019-2197 Missing authorization in Android

Medium 5.5 Published Updated

A local attacker can bypass permissions to read the user's contact list due to an insecure default value in the Bluetooth device cache.

Exploited in the wild
Not known
Login needed
Any signed-in user
Attackable
Local or same network only
Victim action needed
Not needed
Fix
None listed

What is CVE-2019-2197?

CVE-2019-2197 is a medium-severity missing authorization vulnerability in Google Android, published on 13 Nov 2019. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

In processPhonebookAccess of CachedBluetoothDevice.java, there is a possible permission bypass due to an insecure default value. This could lead to local information disclosure of the user's contact list with no additional execution privileges needed. User interaction is needed for exploitation.Product: AndroidVersions: Android-8.0 Android-8.1 Android-9 Android-10Android ID: A-138529441

Weakness: CWE-1188

Which versions are affected by CVE-2019-2197?

It affects 1 product.

Products include Google Android.

How do I fix CVE-2019-2197?

No fix has been published for CVE-2019-2197 yet. Limit exposure of the affected software until one is available.

Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.

Is CVE-2019-2197 being exploited?

There is no known exploitation of CVE-2019-2197 in the wild and no public exploit code.

All Google Android vulnerabilities

Sources

Also known as GHSA-7xw4-q2jg-v79p.

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