Google Android 8.0/8.1/9.0/10.0 ActivityManagerService.java getProcessRecordLocked privileges management

Summaryinfo

A vulnerability labeled as critical has been found in Google Android 8.0/8.1/9.0/10.0. The impacted element is the function getProcessRecordLocked of the file ActivityManagerService.java. The manipulation results in privileges management. This vulnerability is reported as CVE-2020-0001. The attack requires a local approach. No exploit exists. It is advisable to implement a patch to correct this issue.

Detailsinfo

A vulnerability was found in Google Android 8.0/8.1/9.0/10.0 (Smartphone Operating System). It has been classified as critical. Affected is the function getProcessRecordLocked of the file ActivityManagerService.java. The manipulation with an unknown input leads to a privileges management vulnerability. CWE is classifying the issue as CWE-269. The product does not properly assign, modify, track, or check privileges for an actor, creating an unintended sphere of control for that actor. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

In getProcessRecordLocked of ActivityManagerService.java isolated apps are not handled correctly. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation. Product: Android Versions: Android-8.0, Android-8.1, Android-9, and Android-10 Android ID: A-140055304

The weakness was disclosed 01/08/2020 (Website). The advisory is shared for download at source.android.com. This vulnerability is traded as CVE-2020-0001 since 10/17/2019. The attack needs to be approached locally. A authentication is necessary for exploitation. There are known technical details, but no exploit is available. The current price for an exploit might be approx. USD $0-$5k (estimation calculated on 01/09/2020). It is expected to see the exploit prices for this product increasing in the near future.The MITRE ATT&CK project declares the attack technique as T1068.

Applying a patch is able to eliminate this problem.

The entries VDB-148456, VDB-148455, VDB-148454 and VDB-148453 are pretty similar. Once again VulDB remains the best source for vulnerability data.

Productinfo

Type

• Smartphone Operating System

Vendor

• Google

Name

• Android

Version

• 8.0
• 8.1
• 9.0
• 10.0

License

• free

Website

• Vendor: https://www.google.com/

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