Google Android 9.0/10.0 Permission Check key_store_service.cpp onKeyguardVisibilityChanged privileges management

Summaryinfo

A vulnerability was found in Google Android 9.0/10.0. It has been declared as critical. Affected by this issue is the function onKeyguardVisibilityChanged of the file key_store_service.cpp of the component Permission Check. Executing a manipulation can lead to privileges management. This vulnerability is handled as CVE-2020-0105. It is possible to launch the attack on the local host. There is not any exploit available. A patch should be applied to remediate this issue.

Detailsinfo

A vulnerability was found in Google Android 9.0/10.0 (Smartphone Operating System). It has been declared as critical. This vulnerability affects the function onKeyguardVisibilityChanged of the file key_store_service.cpp of the component Permission Check. The manipulation with an unknown input leads to a privileges management vulnerability. The CWE definition for the vulnerability is 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. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

In onKeyguardVisibilityChanged of key_store_service.cpp, there is a missing permission check. This could lead to local escalation of privilege, allowing apps to use keyguard-bound keys when the screen is locked, with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-9 Android-10Android ID: A-144285084

The weakness was released 05/14/2020. This vulnerability was named CVE-2020-0105 since 10/17/2019. Local access is required to approach this attack. Required for exploitation is a single authentication. Technical details are known, but there is no available exploit. The structure of the vulnerability defines a possible price range of USD $0-$5k at the moment (estimation calculated on 05/15/2020). It is expected to see the exploit prices for this product increasing in the near future.This vulnerability is assigned to T1068 by the MITRE ATT&CK project.

Applying a patch is able to eliminate this problem.

Entries connected to this vulnerability are available at VDB-155270, VDB-155269, VDB-155268 and VDB-155267. If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Type

• Smartphone Operating System

Vendor

• Google

Name

• Android

Version

• 9.0
• 10.0

License

• free

Website

• Vendor: https://www.google.com/

CPE 2.3info

• 🔍
• 🔍
• 🔍

CPE 2.2info

• 🔍
• 🔍
• 🔍

CVSSv4info

CVSSv3info

CVSSv2info

Exploitinginfo

Threat Intelligenceinfo

Countermeasuresinfo

Timelineinfo

Sourcesinfo

Entryinfo

If you want to get best quality of vulnerability data, you may have to visit VulDB.

Discussion