What is the CVSS score of CVE-2024-21401?

CVE-2024-21401 has a CVSS 3.1 base score of 9.8 (Critical). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H. EPSS exploitation probability: 1.5%.

Is there a patch available for CVE-2024-21401?

Yes, a patch is available for CVE-2024-21401. Update the affected software to the latest version immediately.

Entra Jira Sso Plugin CVE-2024-21401

CRITICAL

Improper Access Control (CWE-284)

2024-02-13 secure@microsoft.com

Authentication Bypass Atlassian Microsoft Entra Jira Sso Plugin

9.8

CVSS 3.1 · Vendor: microsoft

Severity by source

Vendor (microsoft) PRIMARY

9.8 CRITICAL

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

Primary rating from Vendor (microsoft) · only source for this CVE.

CVSS VectorVendor: microsoft

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Lifecycle Timeline

CVE Published

Feb 13, 2024 - 18:15 cve.org

CRITICAL 9.8

DescriptionCVE.org

Microsoft Entra Jira Single-Sign-On Plugin Elevation of Privilege Vulnerability

AnalysisAI

Microsoft Entra Jira Single-Sign-On Plugin Elevation of Privilege Vulnerability. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity.

Technical ContextAI

This vulnerability is classified under CWE-284. Microsoft Entra Jira Single-Sign-On Plugin Elevation of Privilege Vulnerability Affected products include: Microsoft Entra Jira Sso Plugin.

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.