PT-2022-9120 · Google · Android

Published 2022-02-11 · Updated 2022-02-18 · CVE-2021-0524

Positive Technologies (AI Summary)

CVSS v3.1

5.5

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions Android versions prior to the fixed version

Description The issue is related to a side channel information disclosure in the isServiceDistractionOptimized function of CarPackageManagerService.java. This could lead to local information disclosure, specifically the disclosure of installed packages, with no additional execution privileges needed. User interaction is not required for exploitation.

Recommendations For Android versions prior to the fixed version, consider restricting access to sensitive package information as a temporary mitigation measure until a patch is available.

Fix

Side Channel Attack

Weakness Enumeration

CWE-203

Related Identifiers

CVE-2021-0524

Affected Products

Android

References · 3

• https://nvd.nist.gov/vuln/detail/CVE-2021-0524 · Security Note
• https://source.android.com/security/bulletin/aaos/2022-02-01 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2021-0524 · Vendor Advisory