CVE-2019-2104 Information disclosure in Android

Medium 5.5 Published Updated

Local attackers can read uninitialized memory fields in Android HIDL structs, leading to information disclosure without user interaction or elevated privileges.

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-2019-2104?

CVE-2019-2104 is a medium-severity vulnerability in Google Android, published on 8 Jul 2019. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

In HIDL, safe_union, and other C++ structs/unions being sent to application processes, there are uninitialized fields. This could lead to local information disclosure with no additional execution privileges needed. User interaction is not needed for exploitation. Product: Android. Versions: Android-8.0 Android-8.1 Android-9. Android ID: A-131356202

Weakness: CWE-908

Which versions are affected by CVE-2019-2104?

It affects 1 product.

Products include Google Android.

How do I fix CVE-2019-2104?

No fix has been published for CVE-2019-2104 yet. Limit exposure of the affected software until one is available.

Is CVE-2019-2104 being exploited?

There is no known exploitation of CVE-2019-2104 in the wild and no public exploit code.

All Google Android vulnerabilities

Sources

Also known as GHSA-75x9-9cmw-vh37.

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