CVE-2022-20043 Missing authorization in MT8167, MT8175, MT8183, MT8362A, MT8365, MT8385

High 7.8 Published Updated

Local attackers can escalate privileges via a missing permission check in MediaTek Bluetooth firmware 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
None listed

What is CVE-2022-20043?

CVE-2022-20043 is a high-severity missing authorization vulnerability in Google Android, published on 9 Feb 2022. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

In Bluetooth, there is a possible escalation of privilege due to a missing permission check. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation. Patch ID: ALPS06148177; Issue ID: ALPS06148177.

Weakness: CWE-862

Which versions are affected by CVE-2022-20043?

It affects 1 product.

Products include Google Android.

How do I fix CVE-2022-20043?

No fix has been published for CVE-2022-20043 yet. Limit exposure of the affected software until one is available.

Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.

Is CVE-2022-20043 being exploited?

There is no known exploitation of CVE-2022-20043 in the wild and no public exploit code.

All Google Android vulnerabilities

Sources

Also known as GHSA-cgfm-wmg3-v2mw.

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