CVE-2023-20930 Denial of service in Android
A local attacker can cause a device boot loop via resource exhaustion in ShortcutPackage, requiring no privileges or 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-2023-20930?
CVE-2023-20930 is a medium-severity denial of service vulnerability in Google Android, published on 15 May 2023. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
In pushDynamicShortcut of ShortcutPackage.java, there is a possible way to get the device into a boot loop due to resource exhaustion. This could lead to local denial of service with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-11 Android-12 Android-12L Android-13Android ID: A-250576066
Which versions are affected by CVE-2023-20930?
It affects 1 product.
Products include Google Android.
How do I fix CVE-2023-20930?
Apply the vendor's patch.
Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.
Is CVE-2023-20930 being exploited?
There is no known exploitation of CVE-2023-20930 in the wild and no public exploit code.
Other vulnerabilities in Google Android
Sources
Also known as A-250576066, ASB-A-250576066, GHSA-hf25-hwqc-v6g2.