CVE-2019-2045 Memory corruption in Android

Critical 9.8 Published Updated

An out-of-bounds write in Android's JSCallTyper allows remote code execution via proxy auto-config without user interaction.

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-2019-2045?

CVE-2019-2045 is a critical memory corruption vulnerability in Google Android, published on 8 May 2019. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

In JSCallTyper of typer.cc, there is an out of bounds write due to an incorrect bounds check. This could lead to remote code execution in the proxy auto-config with no additional execution privileges needed. User interaction is not needed for exploitation. Product: Android Versions: Android-7.0 Android-7.1.1 Android-7.1.2 Android-8.1 Android-9 Android ID: A-117554758

Weakness: CWE-787

Which versions are affected by CVE-2019-2045?

It affects 1 product.

Products include Google Android.

How do I fix CVE-2019-2045?

No fix has been published for CVE-2019-2045 yet. Limit exposure of the affected software until one is available.

Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.

Is CVE-2019-2045 being exploited?

There is no known exploitation of CVE-2019-2045 in the wild and no public exploit code.

All Google Android vulnerabilities

Sources

Also known as GHSA-4cq6-pxhf-cgwj.

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