CVE-2021-0994

LOW

Android - Unauthenticated Local Information Disclosure via ConnectivityService

Title source: llm
STIX 2.1

Description

In requestRouteToHostAddress of ConnectivityService.java, 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-12Android ID: A-193801134

References (1)

Core 1
Core References
Patch, Vendor Advisory x_refsource_misc
https://source.android.com/security/bulletin/pixel/2021-12-01

Scores

CVSS v3 3.3
EPSS 0.0010
EPSS Percentile 1.2%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N

Details

CWE
CWE-862
Status published
Products (1)
google/android 12.0
Published Dec 15, 2021
Tracked Since Feb 18, 2026