CVE-2021-0649 Privilege escalation in Android
Local attackers can escalate privileges to CONTROL_ALWAYS_ON_VPN by bypassing permissions in the Android VPN service 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-2021-0649?
CVE-2021-0649 is a high-severity vulnerability in Google Android, published on 15 Dec 2021. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
In stopVpnProfile of Vpn.java, there is a possible VPN profile reset due to a permissions bypass. This could lead to local escalation of privilege CONTROL_ALWAYS_ON_VPN with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-11Android ID: A-191382886
Weakness: CWE-863
Which versions are affected by CVE-2021-0649?
It affects 1 product.
Products include Google Android.
How do I fix CVE-2021-0649?
Apply the vendor's patch.
Is CVE-2021-0649 being exploited?
There is no known exploitation of CVE-2021-0649 in the wild and no public exploit code.
Other vulnerabilities in Google Android
Sources
Also known as A-191382886, ASB-A-191382886, GHSA-3r2p-96rp-68vh.