CVE-2024-21410

CRITICAL CISA KEV
Published Feb 13, 2024 Modified Oct 28, 2025 CWE-287

Description

Microsoft Exchange Server Elevation of Privilege Vulnerability

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CVSS v3.1 Score

9.8
CRITICAL
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CISA Known Exploited Vulnerability

This vulnerability is actively exploited in the wild.

Added: Feb 15, 2024 Remediation due: Mar 7, 2024

Weakness Type (CWE)

CWE-287 Improper Authentication

Affected Products

Vendor Product
microsoft exchange_server
microsoft exchange_server
microsoft exchange_server

References

Frequently Asked Questions

What is CVE-2024-21410? +
Microsoft Exchange Server Elevation of Privilege Vulnerability It has a CVSS v3.1 base score of 9.8 (CRITICAL). This vulnerability is listed in CISA's Known Exploited Vulnerabilities catalog, indicating active exploitation in the wild.
How severe is CVE-2024-21410? +
CVE-2024-21410 has a CVSS v3.1 score of 9.8 out of 10, rated CRITICAL. This is a critical vulnerability that should be patched immediately.
What products are affected by CVE-2024-21410? +
CVE-2024-21410 affects products from microsoft, specifically: exchange_server. Check the affected products table above for specific version ranges.
How do I check if I'm vulnerable to CVE-2024-21410? +
You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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