What is the CVSS score of CVE-2023-21777?

CVE-2023-21777 has a CVSS 3.1 base score of 8.7 (High). CVSS vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:L. EPSS exploitation probability: 0.3%.

Is there a patch available for CVE-2023-21777?

Yes, a patch is available for CVE-2023-21777. Update the affected software to the latest version immediately.

Azure App Service On Azure Stack CVE-2023-21777

HIGH

Improper Access Control (CWE-284)

2023-02-14 secure@microsoft.com

Microsoft Authentication Bypass Azure App Service On Azure Stack

8.7

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

8.7 HIGH

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

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

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

Attack Vector

Local

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Changed

Confidentiality

High

Integrity

High

Availability

Low

Lifecycle Timeline

CVE Published

Feb 14, 2023 - 20:15 nvd

HIGH 8.7

DescriptionNVD

Azure App Service on Azure Stack Hub Elevation of Privilege Vulnerability

AnalysisAI

Azure App Service on Azure Stack Hub Elevation of Privilege Vulnerability. Rated high severity (CVSS 8.7), this vulnerability is low attack complexity.

Technical ContextAI

This vulnerability is classified under CWE-284. Azure App Service on Azure Stack Hub Elevation of Privilege Vulnerability Affected products include: Microsoft Azure App Service On Azure Stack.

RemediationAI

A vendor patch is available. Apply the latest security update as soon as possible. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.