Cross-User Package Leak in ShortcutService.java Allows for Local Information Disclosure

CVE-2021-0979 · MEDIUM Severity

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

In isRequestPinItemSupported of ShortcutService.java, there is a possible cross-user leak of packages in which the default launcher supports requests to create pinned shortcuts due to a permissions bypass. 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-191772737

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