CVE-2021-1023

MEDIUM

Android 12 - Unauthenticated App Installation Status Exposure via Side Channel

Title source: llm
STIX 2.1

Description

In onCreate of RequestIgnoreBatteryOptimizations.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 needed for exploitation.Product: AndroidVersions: Android-12Android ID: A-195963373

References (1)

Core 1
Core References

Scores

CVSS v3 5.0
EPSS 0.0012
EPSS Percentile 1.9%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:N/A:N

Details

CWE
CWE-200
Status published
Products (1)
google/android 12.0
Published Dec 15, 2021
Tracked Since Feb 18, 2026