Medium severity5.5NVD Advisory· Published Dec 15, 2021· Updated Jun 17, 2026
CVE-2021-1013
CVE-2021-1013
Description
In checkExistsAndEnforceCannotModifyImmutablyRestrictedPermission of PermissionManagerService.java, there is a possible way to determine whether an app is installed, without query permissions, due to side channel information disclosure. This could lead to local information disclosure with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-12Android ID: A-186404356
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Affected products
2- Android/Androiddescription
- Range: =12
Patches
Vulnerability mechanics
References
1- source.android.com/security/bulletin/pixel/2021-12-01nvdVendor Advisory
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