PT-2023-17923 · Google · Android

Published 2023-06-01 · Updated 2024-12-18 · CVE-2023-21131

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 versions Android-11 through Android-13

Description A logic error in the checkKeyIntentParceledCorrectly() function of ActivityManagerService.java can lead to a bypass of Parcel Mismatch mitigations. This issue could result in local escalation of privilege, allowing the launch of arbitrary activities in settings without requiring additional execution privileges. User interaction is not necessary for exploitation.

Recommendations For Android versions Android-11 through Android-13, at the moment, there is no information about a newer version that contains a fix for this vulnerability.

IDOR

Weakness Enumeration

CWE-639

Related Identifiers

ASB-A-265015796

CVE-2023-21131

Affected Products

Android

References · 7

• https://osv.dev/vulnerability/ASB-A-265015796 · Vendor Advisory
• https://source.android.com/security/bulletin/2023-06-01 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2023-21131 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2023-21131 · Security Note
• https://android.googlesource.com/platform/frameworks/base/+/87cb895ccdbf478c01793cb60449a607f46faa71 · Note
• https://t.me/cvenotify/52895 · Telegram Post
• https://t.me/cvenotify/104788 · Telegram Post