CVE-2023-20957 Privilege escalation in Android
A confused deputy vulnerability in Android Settings allows local attackers to bypass Factory Reset Protections and escalate privileges 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-2023-20957?
CVE-2023-20957 is a high-severity vulnerability in Google Android, published on 24 Mar 2023. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
In onAttach of SettingsPreferenceFragment.java, there is a possible bypass of Factory Reset Protections 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-11 Android-12 Android-12LAndroid ID: A-258422561
Weakness: CWE-266
Which versions are affected by CVE-2023-20957?
It affects 1 product.
Products include Google Android.
How do I fix CVE-2023-20957?
Apply the vendor's patch.
Is CVE-2023-20957 being exploited?
There is no known exploitation of CVE-2023-20957 in the wild and no public exploit code.
Other vulnerabilities in Google Android
Sources
Also known as A-258422561, ASB-A-258422561, GHSA-wfw9-4xc8-gxcw.