CVE-2020-0224 Memory corruption in Android

Critical 9.8 Published Updated

Remote code execution via type confusion in Android's key accumulator when processing proxy configurations without user interaction.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
Not needed
Fix
Available

What is CVE-2020-0224?

CVE-2020-0224 is a critical memory corruption vulnerability in Google Android, published on 17 Jul 2020. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

In FastKeyAccumulator::GetKeysSlow of keys.cc, there is a possible out of bounds write due to type confusion. This could lead to remote code execution when processing a proxy configuration with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-8.0 Android-8.1 Android-9 Android-10Android ID: A-147664838

Weakness: CWE-843, CWE-787

Which versions are affected by CVE-2020-0224?

It affects 1 product.

Products include Google Android.

How do I fix CVE-2020-0224?

Apply the vendor's patch.

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

Is CVE-2020-0224 being exploited?

There is no known exploitation of CVE-2020-0224 in the wild and no public exploit code.

All Google Android vulnerabilities

Sources

Also known as A-147664838, ASB-A-147664838, GHSA-w4w8-866m-jm68.

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