PT-2021-13352 · Google · Android

Published 2021-11-01 · Updated 2021-12-17 · CVE-2021-0922

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

Description The issue is related to a missing permission check in the enforceCrossUserOrProfilePermission function of PackageManagerService.java. This could allow for a bypass of the INTERACT ACROSS PROFILES permission, leading to a local escalation of privilege. No additional execution privileges are needed for exploitation, and user interaction is not required.

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

Missing Authorization

Weakness Enumeration

CWE-862

Related Identifiers

ASB-A-195630721

CVE-2021-0922

Affected Products

Android

References · 5

• https://source.android.com/security/bulletin/2021-11-01 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-0922 · Security Note
• https://osv.dev/vulnerability/ASB-A-195630721 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2021-0922 · Vendor Advisory
• https://android.googlesource.com/platform/frameworks/base/+/4670d1d855a853852980148d99b190171db4ec79 · Note