PT-2023-17979 · Google · Android

Published 2023-06-28 · Updated 2023-07-05 · CVE-2023-21191

Positive Technologies (AI Summary)

CVSS v3.1

7.8

High

Base vector

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

Name of the Vulnerable Software and Affected Versions Android version Android-13

Description In the fixNotification function of NotificationManagerService.java, a logic error in the code can lead to a bypass of notification hide preference. This issue could result in local escalation of privilege without requiring additional execution privileges. User interaction is not necessary for exploitation.

Recommendations For Android version Android-13, update to a version that includes the fix for the logic error in NotificationManagerService.java. As a temporary workaround, consider restricting access to the fixNotification function until a patch is available.

Fix

Related Identifiers

CVE-2023-21191

Affected Products

Android

References · 5

• https://nvd.nist.gov/vuln/detail/CVE-2023-21191 · Security Note
• https://source.android.com/security/bulletin/pixel/2023-06-01 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2023-21191 · Vendor Advisory
• https://t.me/cvenotify/53235 · Telegram Post
• https://t.me/cibsecurity/65676 · Telegram Post