CVE-2022-32601 Deserialization in MT6739, MT6761, MT6762, MT6763, MT6765, MT6768, MT6769, MT6771, MT6779, MT6781, MT6785, MT6789, MT6833, MT6853, MT6853T, MT6855, MT6873, MT6875, MT6877, MT6879, MT6883, MT6885, MT6889, MT6891, MT6893, MT6895, MT6983, MT8321, MT8385, MT8666, MT8675, MT8765, MT8766, MT8768, MT8786, MT8788, MT8789, MT8795T, MT8797, MT8798

High 7.8 Published Updated

A parcel format mismatch in MediaTek telephony allows local attackers to bypass permissions 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-2022-32601?

CVE-2022-32601 is a high-severity unsafe deserialization vulnerability in Google Android, published on 8 Nov 2022. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

In telephony, there is a possible permission bypass due to a parcel format mismatch. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation. Patch ID: ALPS07319132; Issue ID: ALPS07319132.

Weakness: CWE-502

Which versions are affected by CVE-2022-32601?

It affects 1 product.

Products include Google Android.

How do I fix CVE-2022-32601?

Apply the vendor's patch.

Upgrade, and only deserialise data from trusted sources or with an allow-list of types. More about Unsafe deserialization.

Is CVE-2022-32601 being exploited?

There is no known exploitation of CVE-2022-32601 in the wild and no public exploit code.

All Google Android vulnerabilities

Sources

Also known as A-234038598, ASB-A-234038598, GHSA-2cfx-8j9j-pg36, M-ALPS07319132.

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