PT-2022-11020 · Google · Android

Published 2022-03-30 · Updated 2022-07-12 · CVE-2021-39742

Positive Technologies (AI Summary)

CVSS v3.1

5.5

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions Android versions Android-12L

Description In Voicemail, there is a possible way to retrieve a trackable identifier due to a missing permission check. This could lead to local information disclosure with no additional execution privileges needed. User interaction is needed for exploitation.

Recommendations For Android version Android-12L, consider restricting access to the Voicemail feature until a patch is available. As a temporary workaround, avoid using the Voicemail feature to minimize the risk of exploitation. At the moment, there is no information about a newer version that contains a fix for this issue.

Fix

Missing Authorization

Weakness Enumeration

CWE-862

Related Identifiers

CVE-2021-39742

Affected Products

Android

References · 4

• https://source.android.com/security/bulletin/android-12l · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2021-39742 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-39742 · Security Note
• https://t.me/cibsecurity/39830 · Telegram Post