CVE-2023-36434

CRITICAL

Windows IIS Server - Privilege Escalation

Title source: llm

Windows IIS Server Elevation of Privilege Vulnerability

Core 1

Core References

Patch, Vendor Advisory vendor-advisory

CVSS v3 9.8

EPSS 0.0219

EPSS Percentile 80.1%

Attack Vector NETWORK

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

CWE

CWE-307

Status published

Products (14)

microsoft/windows_10_1507 < 10.0.10240.20232

microsoft/windows_10_1607 < 10.0.14393.6351 (2 CPE variants)

microsoft/windows_10_1809 < 10.0.17763.4974 (2 CPE variants)

microsoft/windows_10_21h2 < 10.0.19041.3570

microsoft/windows_10_22h2 < 10.0.19041.3570

microsoft/windows_11_21h2 < 10.0.22000.2538

microsoft/windows_11_22h2 < 10.0.22621.2428

microsoft/windows_server_2008

microsoft/windows_server_2008 r2 sp1

microsoft/windows_server_2012

... and 4 more

Published Oct 10, 2023

Tracked Since Feb 18, 2026