CVE-2021-0321

—

CVSS 3.1

5.5 medium

EPSS

<1%p5

Published

Jan 11, 2021 (Jan 11, 2021)

Modified

Jun 17, 2026

Description

In enforceDumpPermissionForPackage of ActivityManagerService.java, there is a possible way to determine if a package is installed 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: Android; Versions: Android-11; Android ID: A-166667403.

Vendors: google
Products: android
Weakness: CWE-203
Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

NVD CVE.org GitHub PoCs EPSS (0.2%)

In the news1 stories

Google fixed a critical Remote Code Execution flaw in Android

Security AffairsJan 6, 18:24 UTC · Jan 6, 2021Vulnerability CVE-2021-0316 CVE-2021-0313 CVE-2020-11134+36 CVEs