CVE-2023-21702

Published: Feb 14, 2023Modified: Aug 19, 2026

7.5

Vector

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

Exploitability: 3.9 / Impact: 3.6

Source: secure@microsoft.com (Secondary)

Description

Windows iSCSI Service Denial of Service Vulnerability

Affected (15)

Products: Microsoft: Windows 10, Windows 10 1607, Windows 10 1809, Windows 10 20h2, Windows 10 21h2, Windows 10 22h2, Windows 11 21h2, Windows 11 22h2, Windows Server 2008, Windows Server 2012, Windows Server 2016, Windows Server 2019, Windows Server 2022

13 products

Windows 10 1607

Windows 10 1809

Windows 10 20h2

Windows 10 21h2

Windows 10 22h2

Windows 11 21h2

Windows 11 22h2

Windows Server 2008

Windows Server 2012

Windows Server 2016

Windows Server 2019

Windows Server 2022

Configuration A

15 vulnerable

Vulnerable Software	Affected Versions
Microsoft Windows 10	version < 10.0.10240.19747
Microsoft Windows 10 1607	version < 10.0.14393.5717
Microsoft Windows 10 1809	version < 10.0.17763.4010
Microsoft Windows 10 20h2	version < 10.0.19042.2604
Microsoft Windows 10 21h2	version < 10.0.19044.2604
Microsoft Windows 10 22h2	version < 10.0.19045.2604
Microsoft Windows 11 21h2	version < 10.0.22000.1574
Microsoft Windows 11 22h2	version < 10.0.22621.1265
Microsoft Windows Server 2008	All versions
Microsoft Windows Server 2008	Version r2 sp1
Microsoft Windows Server 2012	All versions
Microsoft Windows Server 2012	Version r2
Microsoft Windows Server 2016	All versions
Microsoft Windows Server 2019	All versions
Microsoft Windows Server 2022	All versions

Related CWEs

Out-of-bounds Read

The product reads data past the end, or before the beginning, of the intended buffer.

References (2)

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-21702

Source: secure@microsoft.com

PatchVendor Advisory

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-21702

Source: af854a3a-2127-422b-91ae-364da2661108

PatchVendor Advisory

Timeline

No history available yet.