CVE-2024-21410

CRITICAL KEV

Microsoft Exchange Server - Elevation of Privilege via Improper Authentication

Title source: llm
STIX 2.1

Exploitation Summary

CVE-2024-21410 is actively exploited and listed in the CISA Known Exploited Vulnerabilities (KEV) catalog, added February 15, 2024. EIP tracks 1 public exploit from researchers including Piyush20004.

AI-analyzed exploit summary The repository claims to address CVE-2024-21410 but lacks any exploit code or technical details, instead promoting a SIEM/SOAR platform with vague marketing language and no actual PoC.

Description

Microsoft Exchange Server Elevation of Privilege Vulnerability

Exploits (1)

nomisec SUSPICIOUS
by Piyush20004 · poc
https://github.com/Piyush20004/SentinelStream-AI

The repository claims to address CVE-2024-21410 but lacks any exploit code or technical details, instead promoting a SIEM/SOAR platform with vague marketing language and no actual PoC.

Classification
Suspicious 90%
Attack Type
Other
Complexity
Theoretical
Reliability
Theoretical
Target: unspecified
No auth needed
devstral-2 · analyzed Apr 10, 2026 Full analysis →

References (2)

Core 2

Scores

CVSS v3 9.8
EPSS 0.0614
EPSS Percentile 91.0%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation active
Automatable yes
Technical Impact total

Details

CISA KEV 2024-02-15
VulnCheck KEV 2024-02-14
InTheWild.io 2024-02-14
ENISA EUVD EUVD-2024-19119
CWE
CWE-287
Status published
Products (2)
microsoft/exchange_server 2016 cumulative_update_23
microsoft/exchange_server 2019 cumulative_update_13 (2 CPE variants)
Published Feb 13, 2024
KEV Added Feb 15, 2024
Tracked Since Feb 18, 2026