CVE-2021-39754
MEDIUMAndroid - Local Information Disclosure via ContextImpl Side Channel
Title source: llmDescription
In ContextImpl, 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 ID: A-207133709
References (1)
Core 1
Core References
Vendor Advisory x_refsource_misc
https://source.android.com/security/bulletin/android-12l
Scores
CVSS v3
5.5
EPSS
0.0010
EPSS Percentile
1.2%
Attack Vector
LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Details
CWE
CWE-203
Status
published
Products (1)
google/android
12.1
Published
Mar 30, 2022
Tracked Since
Feb 18, 2026