CVE-2021-0315 Security feature bypass in Android
Attackers can use tapjacking to trick users into granting account access, leading to local privilege escalation on Android devices.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- A user has to click or open something
- Fix
- Available
What is CVE-2021-0315?
CVE-2021-0315 is a high-severity vulnerability in Google Android, published on 11 Jan 2021. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.
Official description
In onCreate of GrantCredentialsPermissionActivity.java, there is a possible way to convince the user to grant an app access to an account due to a tapjacking/overlay attack. This could lead to local escalation of privilege with User execution privileges needed. User interaction is needed for exploitation. Product: Android; Versions: Android-8.1, Android-9, Android-10, Android-11, Android-8.0; Android ID: A-169763814.
Weakness: CWE-1021
Which versions are affected by CVE-2021-0315?
It affects 1 product.
Products include Google Android.
How do I fix CVE-2021-0315?
Apply the vendor's patch.
Is CVE-2021-0315 being exploited?
There is no known exploitation of CVE-2021-0315 in the wild and no public exploit code.
Public exploit code: 3 proofs of concept on GitHub.
Other vulnerabilities in Google Android
Sources
Also known as A-169763814, ASB-A-169763814, GHSA-jwx3-h29g-4mcg.