CVE-2022-20506 Missing authorization in Android
A missing permission check in Android's WifiDialogActivity allows local attackers to escalate privileges from a guest user 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-2022-20506?
CVE-2022-20506 is a high-severity missing authorization vulnerability in Google Android, published on 16 Dec 2022. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
In onCreate of WifiDialogActivity.java, there is a missing permission check. This could lead to local escalation of privilege from a guest user with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-13Android ID: A-226133034
Weakness: CWE-862
Which versions are affected by CVE-2022-20506?
It affects 1 product.
Products include Google Android.
How do I fix CVE-2022-20506?
Apply the vendor's patch.
Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.
Is CVE-2022-20506 being exploited?
There is no known exploitation of CVE-2022-20506 in the wild and no public exploit code.
Other vulnerabilities in Google Android
Sources
Also known as A-226133034, GHSA-ggjp-pp2r-pm94, PUB-A-226133034.