CVE-2023-21132 Missing authorization in Android

Medium 6.8 Published Updated

Local attackers with physical access can bypass factory reset protections due to a missing permission check, leading to privilege escalation.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Local or same network only
Victim action needed
Not needed
Fix
Available

What is CVE-2023-21132?

CVE-2023-21132 is a medium-severity missing authorization vulnerability in Google Android, published on 14 Aug 2023. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

In onCreate of ManagePermissionsActivity.java, there is a possible way to bypass factory reset protections due to a missing permission check. This could lead to local escalation of privilege with physical access to a device that's been factory reset with no additional execution privileges needed. User interaction is not needed for exploitation.

Weakness: CWE-862

Which versions are affected by CVE-2023-21132?

It affects 1 product.

Products include Google Android.

How do I fix CVE-2023-21132?

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-2023-21132 being exploited?

There is no known exploitation of CVE-2023-21132 in the wild and no public exploit code.

All Google Android vulnerabilities

Sources

Also known as A-253043218, ASB-A-253043218, GHSA-692c-fcwq-76xf.

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