What is the CVSS score of CVE-2023-20911?

CVE-2023-20911 has a CVSS 3.1 base score of 7.8 (High). CVSS vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H. EPSS exploitation probability: 0.2%.

Is there a patch available for CVE-2023-20911?

Yes, a patch is available for CVE-2023-20911. Update the affected software to the latest version immediately.

Java CVE-2023-20911

HIGH

Uncontrolled Resource Consumption (CWE-400)

2023-03-24 security@android.com

Java Privilege Escalation Denial Of Service Google Android

7.8

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

7.8 HIGH

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

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Attack Vector

Local

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Lifecycle Timeline

CVE Published

Mar 24, 2023 - 20:15 nvd

HIGH 7.8

DescriptionNVD

In addPermission of PermissionManagerServiceImpl.java , there is a possible failure to persist permission settings due to resource exhaustion. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-11 Android-12 Android-12L Android-13Android ID: A-242537498

AnalysisAI

In addPermission of PermissionManagerServiceImpl.java , there is a possible failure to persist permission settings due to resource exhaustion. Rated high severity (CVSS 7.8), this vulnerability is low attack complexity. This Uncontrolled Resource Consumption vulnerability could allow attackers to cause denial of service by exhausting system resources.

Technical ContextAI

This vulnerability is classified as Uncontrolled Resource Consumption (CWE-400), which allows attackers to cause denial of service by exhausting system resources. In addPermission of PermissionManagerServiceImpl.java , there is a possible failure to persist permission settings due to resource exhaustion. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-11 Android-12 Android-12L Android-13Android ID: A-242537498 Affected products include: Google Android.

RemediationAI

A vendor patch is available. Apply the latest security update as soon as possible. Implement rate limiting, set resource quotas, validate input sizes, use timeouts.