PT-2022-11032 · Google · Android

Published 2022-03-30 · Updated 2022-04-05 · CVE-2021-39754

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 (affected versions not specified)

Description The issue concerns a side channel information disclosure in ContextImpl, allowing an attacker to determine if an app is installed without requiring query permissions. This could lead to local information disclosure, and no additional execution privileges are needed for exploitation. User interaction is not required for this issue to be exploited.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Side Channel Attack

Weakness Enumeration

CWE-203

Related Identifiers

CVE-2021-39754

Affected Products

Android

References · 3

• https://osv.dev/vulnerability/CVE-2021-39754 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-39754 · Security Note
• https://source.android.com/security/bulletin/android-12l · Vendor Advisory