CVE-2021-39777

MEDIUM

Google Android - Exposure to Wrong Actor

Title source: rule

Description

In Telephony, there is a possible way to determine whether an app is installed, without query permissions, due to a missing permission check. This could lead to local information disclosure with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-12LAndroid ID: A-194743207

References (1)

[Vendor Advisory] https://source.android.com/security/bulletin/android-12l

Scores

CVSS v3 5.5

EPSS 0.0001

EPSS Percentile 2.5%

Attack Vector LOCAL

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

Classification

CWE

CWE-668

Status published

Affected Products (1)

google/android

Timeline

Published Mar 30, 2022

Tracked Since Feb 18, 2026