CVE-2022-20471 Information disclosure in Android
A missing bounds check in Android's NFC reader allows local attackers to read out-of-bounds memory, leading to information disclosure 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
- Available
What is CVE-2022-20471?
CVE-2022-20471 is a medium-severity vulnerability in Google Android, published on 13 Dec 2022. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
In SendIncDecRestoreCmdPart2 of NxpMfcReader.cc, there is a possible out of bounds read due to a missing bounds check. This could lead to local information disclosure with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-11 Android-12 Android-12L Android-13Android ID: A-238177877
Weakness: CWE-125
Which versions are affected by CVE-2022-20471?
It affects 1 product.
Products include Google Android.
How do I fix CVE-2022-20471?
Apply the vendor's patch.
Is CVE-2022-20471 being exploited?
There is no known exploitation of CVE-2022-20471 in the wild and no public exploit code.
Other vulnerabilities in Google Android
Sources
Also known as A-238177877, ASB-A-238177877, GHSA-x7qq-29vh-p459.