CVE-2017-13286 Deserialization in Android

High 7.8 Published Updated

A deserialization flaw in Android allows local attackers to escalate privileges and start activities with system permissions without user interaction.

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-2017-13286?

CVE-2017-13286 is a high-severity unsafe deserialization vulnerability in Google Android, published on 4 Apr 2018. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

In writeToParcel and readFromParcel of OutputConfiguration.java, there is a permission bypass due to mismatched serialization. This could lead to a local escalation of privilege where the user can start an activity with system privileges, with no additional execution privileges needed. User interaction is not needed for exploitation. Product: Android. Versions: 8.0, 8.1. Android ID: A-69683251.

Weakness: CWE-502

Which versions are affected by CVE-2017-13286?

It affects 1 product.

Products include Google Android.

How do I fix CVE-2017-13286?

No fix has been published for CVE-2017-13286 yet. Limit exposure of the affected software until one is available.

Upgrade, and only deserialise data from trusted sources or with an allow-list of types. More about Unsafe deserialization.

Is CVE-2017-13286 being exploited?

There is no known exploitation of CVE-2017-13286 in the wild and no public exploit code.

Public exploit code: 1 proofs of concept on GitHub.

All Google Android vulnerabilities

Sources

Also known as GHSA-rf9m-pw9r-xjj5.

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