CVE-2022-20474 Privilege escalation in Android
A confused deputy vulnerability in Android's Parcel.java allows local attackers to escalate privileges within the System Settings app 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-2022-20474?
CVE-2022-20474 is a high-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 readLazyValue of Parcel.java, there is a possible loading of arbitrary code into the System Settings app due to a confused deputy. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-10 Android-11 Android-12 Android-12L Android-13Android ID: A-240138294
Weakness: CWE-276
Which versions are affected by CVE-2022-20474?
It affects 1 product.
Products include Google Android.
How do I fix CVE-2022-20474?
Apply the vendor's patch.
Is CVE-2022-20474 being exploited?
There is no known exploitation of CVE-2022-20474 in the wild and no public exploit code.
Public exploit code: 1 proofs of concept on GitHub.
Other vulnerabilities in Google Android
Sources
Also known as A-240138294, ASB-A-240138294, GHSA-vvgj-jgpv-mjh7, UBUNTU-CVE-2022-20474.