CVE-2022-20138 Missing authorization in Android
An unprivileged app can send a MANAGED_PROFILE_PROVISIONED intent due to a missing permission check, leading to local privilege escalation.
- 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-2022-20138?
CVE-2022-20138 is a high-severity missing authorization vulnerability in Google Android, published on 15 Jun 2022. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
In ACTION_MANAGED_PROFILE_PROVISIONED of DevicePolicyManagerService.java, there is a possible way for unprivileged app to send MANAGED_PROFILE_PROVISIONED intent due to a missing permission check. 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-12LAndroid ID: A-210469972
Weakness: CWE-862
Which versions are affected by CVE-2022-20138?
It affects 1 product.
Products include Google Android.
How do I fix CVE-2022-20138?
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-2022-20138 being exploited?
There is no known exploitation of CVE-2022-20138 in the wild and no public exploit code.
Public exploit code: 2 proofs of concept on GitHub.
Other vulnerabilities in Google Android
Sources
Also known as A-210469972, ASB-A-210469972, GHSA-jf6g-4766-8jrp.