Cyber Resilience

CVE-2022-20234

High

Published: 13 July 2022

Published
13 July 2022
Modified
21 November 2024
KEV Added
Patch
01 July 2022
CVSS Score v3.1 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
EPSS Score 0.0011 29.7th percentile
Risk Priority 15 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2022-20234 is a high-severity Incorrect Permission Assignment for Critical Resource (CWE-732) vulnerability in Google Android. Its CVSS base score is 7.5 (High).

Operationally, ranked at the 29.7th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

In Car Settings app, the NotificationAccessConfirmationActivity is exported. In NotificationAccessConfirmationActivity, it gets both 'mComponentName' and 'pkgTitle' from user.An unprivileged app can use a malicous mComponentName with a benign pkgTitle (e.g. Settings app) to make users enable notification access permission for…

more

the malicious app. That is, users believe they enable the notification access permission for the Settings app, but actually they enable the notification access permission for the malicious app.Once the malicious app gets the notification access permission, it can read all notifications, including users' personal information.Product: AndroidVersions: Android-12LAndroid ID: A-225189301

CWE(s)

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

google
android
12.1

Mitigating Controls

Likely Mitigating Controls AI

Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.

addresses: CWE-732

Procedures support proper permission assignment for critical resources through documented controls.

addresses: CWE-732

Attribute management for resources provides a mechanism to assign and maintain correct permissions based on security labels.

addresses: CWE-732

Prevents overly permissive assignments to critical resources by limiting to task needs.

addresses: CWE-732

Training policy covers correct permission assignment, reducing the ability to exploit incorrect permission assignments for critical resources.

addresses: CWE-732

Training on permission management reduces incorrect permission assignments for critical resources.

addresses: CWE-732

Audit logs and logging tools are critical resources whose protection requires correct permission assignments to block unauthorized actions.

addresses: CWE-732

Assessments review permission assignments on critical resources to confirm correctness, mitigating exploitation via incorrect permissions.

addresses: CWE-732

Certification includes checking that permissions on critical resources are correctly assigned.

References