CVE-2023-21707

HIGH

Microsoft Exchange Server - RCE

Title source: llm
STIX 2.1

Description

Microsoft Exchange Server Remote Code Execution Vulnerability

Exploits (1)

nomisec WORKING POC 28 stars
by N1k0la-T · poc
https://github.com/N1k0la-T/CVE-2023-21707

References (1)

Core 1
Core References

Scores

CVSS v3 8.8
EPSS 0.7202
EPSS Percentile 98.8%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact total

Details

CWE
CWE-502
Status published
Products (3)
microsoft/exchange_server 2013 cumulative_update_23
microsoft/exchange_server 2016 cumulative_update_23
microsoft/exchange_server 2019 cumulative_update_11 (2 CPE variants)
Published Feb 14, 2023
Tracked Since Feb 18, 2026