CVE-2021-1675

Published: Jun 8, 2021Modified: Oct 30, 2025CISA KEV

7.8

Vector

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

Exploitability: 1.8 / Impact: 5.9

Source: NVD (Secondary)

Description

Windows Print Spooler Remote Code Execution Vulnerability

Affected (17)

Products: Microsoft: Windows 10 1507, Windows 10 1607, Windows 10 1809, Windows 10 1909, Windows 10 2004, Windows 10 20h2, Windows 10 21h1, Windows 7, Windows 8.1, Windows Rt 8.1, Windows Server 2004, Windows Server 2008, Windows Server 2012, Windows Server 2016, Windows Server 2019

15 products

Windows 10 1507

Windows 10 1607

Windows 10 1809

Windows 10 1909

Windows 10 2004

Windows 10 20h2

Windows 10 21h1

Windows Server 2004

Windows Server 2008

Windows Server 2012

Windows Server 2016

Windows Server 2019

Configuration A

17 vulnerable

Vulnerable Software	Affected Versions
Microsoft Windows 10 1507	Before 10.0.10240.18967
Microsoft Windows 10 1607	Before 10.0.14393.4467
Microsoft Windows 10 1809	Before 10.0.17763.1999
Microsoft Windows 10 1909	Before 10.0.18363.1621
Microsoft Windows 10 2004	Before 10.0.19041.1052
Microsoft Windows 10 20h2	Before 10.0.19042.1052
Microsoft Windows 10 21h1	Before 10.0.19043.1052
Microsoft Windows 7	All versions
Microsoft Windows 8.1	All versions
Microsoft Windows Rt 8.1	All versions
Microsoft Windows Server 2004	Before 10.0.19041.1052
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	Before 10.0.14393.4467
Microsoft Windows Server 2019	Before 10.0.17763.1999

References (11)

http://packetstormsecurity.com/files/163349/Microsoft-PrintNightmare-Proof-Of-Concept.html

Source: secure@microsoft.com

Third Party AdvisoryVDB Entry

http://packetstormsecurity.com/files/163351/PrintNightmare-Windows-Spooler-Service-Remote-Code-Execution.html

Source: secure@microsoft.com

Third Party AdvisoryVDB Entry

http://packetstormsecurity.com/files/167261/Print-Spooler-Remote-DLL-Injection.html

Source: secure@microsoft.com

ExploitThird Party AdvisoryVDB Entry

https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-1675

Source: secure@microsoft.com

PatchVendor Advisory

https://www.kb.cert.org/vuls/id/383432

Source: secure@microsoft.com

Third Party AdvisoryUS Government Resource

http://packetstormsecurity.com/files/163349/Microsoft-PrintNightmare-Proof-Of-Concept.html

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

Third Party AdvisoryVDB Entry

http://packetstormsecurity.com/files/163351/PrintNightmare-Windows-Spooler-Service-Remote-Code-Execution.html

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

Third Party AdvisoryVDB Entry

http://packetstormsecurity.com/files/167261/Print-Spooler-Remote-DLL-Injection.html

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

ExploitThird Party AdvisoryVDB Entry

https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-1675

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

PatchVendor Advisory

https://www.kb.cert.org/vuls/id/383432

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

Third Party AdvisoryUS Government Resource

https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-1675

Source: 134c704f-9b21-4f2e-91b3-4a467353bcc0

US Government Resource

Timeline

No history available yet.