Read the docs
TI-2023-15327 Aliases CVE-2023-32020GHSA-cc8m-4xfj-4h3j

Windows DNS Spoofing Vulnerability

Priority LOW 26CWE-350Published · Updated

Key facts

Attack vector
Network
Privileges required
None
User interaction
None
Attack complexity
High
Impact type
Spoofing
Confidentiality · integrity · availability
Low · Low · Low
Fix status
Fixed

Attack profile from CVSS 3.1 · CNA. Fix status from CNA and Microsoft. Impact type from Microsoft.

Summary

Windows DNS Spoofing Vulnerability

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00657 51st percentileScored 2026-11-07
Fix Fixed Microsoft: 12 updates

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
None
Automatable
No
Technical impact
Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
MicrosoftWindows Server 201910.0.17763.0 to before 10.0.17763.449910.0.17763.4499Patch availableCNA
MicrosoftWindows Server 2019 (Server Core installation)10.0.17763.0 to before 10.0.17763.449910.0.17763.4499Patch availableCNA
MicrosoftWindows Server 202210.0.20348.0 to before 10.0.20348.178710.0.20348.1787Patch availableCNA
MicrosoftWindows Server 201610.0.14393.0 to before 10.0.14393.598910.0.14393.5989Patch availableCNA
MicrosoftWindows Server 2016 (Server Core installation)10.0.14393.0 to before 10.0.14393.598910.0.14393.5989Patch availableCNA
MicrosoftWindows Server 2008 Service Pack 26.0.6003.0 to before 6.0.6003.221136.0.6003.22113Patch availableCNA
MicrosoftWindows Server 2008 Service Pack 2 (Server Core installation)6.0.6003.0 to before 6.0.6003.221136.0.6003.22113Patch availableCNA
MicrosoftWindows Server 2008 Service Pack 26.0.6003.0 to before 6.0.6003.221136.0.6003.22113Patch availableCNA
MicrosoftWindows Server 2008 R2 Service Pack 16.1.7601.0 to before 6.1.7601.265646.1.7601.26564Patch availableCNA
MicrosoftWindows Server 2008 R2 Service Pack 1 (Server Core installation)6.1.7601.0 to before 6.1.7601.265646.1.7601.26564Patch availableCNA
MicrosoftWindows Server 20126.2.9200.0 to before 6.2.9200.243146.2.9200.24314Patch availableCNA
MicrosoftWindows Server 2012 (Server Core installation)6.2.9200.0 to before 6.2.9200.243146.2.9200.24314Patch availableCNA
MicrosoftWindows Server 2012 R26.3.9600.0 to before 6.3.9600.210136.3.9600.21013Patch availableCNA
MicrosoftWindows Server 2012 R2 (Server Core installation)6.3.9600.0 to before 6.3.9600.210136.3.9600.21013Patch availableCNA
  • Windows Server 2019 VendorMicrosoft Affected 10.0.17763.0 to before 10.0.17763.4499 Fixed in 10.0.17763.4499 Patch available CNA
  • Windows Server 2019 (Server Core installation) VendorMicrosoft Affected 10.0.17763.0 to before 10.0.17763.4499 Fixed in 10.0.17763.4499 Patch available CNA
  • Windows Server 2022 VendorMicrosoft Affected 10.0.20348.0 to before 10.0.20348.1787 Fixed in 10.0.20348.1787 Patch available CNA
  • Windows Server 2016 VendorMicrosoft Affected 10.0.14393.0 to before 10.0.14393.5989 Fixed in 10.0.14393.5989 Patch available CNA
  • Windows Server 2016 (Server Core installation) VendorMicrosoft Affected 10.0.14393.0 to before 10.0.14393.5989 Fixed in 10.0.14393.5989 Patch available CNA
  • Windows Server 2008 Service Pack 2 VendorMicrosoft Affected 6.0.6003.0 to before 6.0.6003.22113 Fixed in 6.0.6003.22113 Patch available CNA
  • Windows Server 2008 Service Pack 2 (Server Core installation) VendorMicrosoft Affected 6.0.6003.0 to before 6.0.6003.22113 Fixed in 6.0.6003.22113 Patch available CNA
  • Windows Server 2008 Service Pack 2 VendorMicrosoft Affected 6.0.6003.0 to before 6.0.6003.22113 Fixed in 6.0.6003.22113 Patch available CNA
  • Windows Server 2008 R2 Service Pack 1 VendorMicrosoft Affected 6.1.7601.0 to before 6.1.7601.26564 Fixed in 6.1.7601.26564 Patch available CNA
  • Windows Server 2008 R2 Service Pack 1 (Server Core installation) VendorMicrosoft Affected 6.1.7601.0 to before 6.1.7601.26564 Fixed in 6.1.7601.26564 Patch available CNA
  • Windows Server 2012 VendorMicrosoft Affected 6.2.9200.0 to before 6.2.9200.24314 Fixed in 6.2.9200.24314 Patch available CNA
  • Windows Server 2012 (Server Core installation) VendorMicrosoft Affected 6.2.9200.0 to before 6.2.9200.24314 Fixed in 6.2.9200.24314 Patch available CNA
  • Windows Server 2012 R2 VendorMicrosoft Affected 6.3.9600.0 to before 6.3.9600.21013 Fixed in 6.3.9600.21013 Patch available CNA
  • Windows Server 2012 R2 (Server Core installation) VendorMicrosoft Affected 6.3.9600.0 to before 6.3.9600.21013 Fixed in 6.3.9600.21013 Patch available CNA

CPE configurations NVD · 8

CPEVersionsRoleVendor
cpe:2.3:o:microsoft:windows_server_2008:-:sp2:*:*:*:*:x64:*not specified by NVDVulnerableMicrosoft
cpe:2.3:o:microsoft:windows_server_2008:-:sp2:*:*:*:*:x86:*not specified by NVDVulnerableMicrosoft
cpe:2.3:o:microsoft:windows_server_2008:r2:sp1:*:*:*:*:x64:*r2 sp1VulnerableMicrosoft
cpe:2.3:o:microsoft:windows_server_2012:-:*:*:*:*:*:*:*not specified by NVDVulnerableMicrosoft
cpe:2.3:o:microsoft:windows_server_2012:r2:*:*:*:*:*:*:*r2VulnerableMicrosoft
cpe:2.3:o:microsoft:windows_server_2016:-:*:*:*:*:*:*:*not specified by NVDVulnerableMicrosoft
cpe:2.3:o:microsoft:windows_server_2019:-:*:*:*:*:*:*:*not specified by NVDVulnerableMicrosoft
cpe:2.3:o:microsoft:windows_server_2022:-:*:*:*:*:*:*:*not specified by NVDVulnerableMicrosoft
  • cpe:2.3:o:microsoft:windows_server_2008:-:sp2:*:*:*:*:x64:* Versions not specified by NVD Vulnerable ·Microsoft
  • cpe:2.3:o:microsoft:windows_server_2008:-:sp2:*:*:*:*:x86:* Versions not specified by NVD Vulnerable ·Microsoft
  • cpe:2.3:o:microsoft:windows_server_2008:r2:sp1:*:*:*:*:x64:* Versions r2 sp1 Vulnerable ·Microsoft
  • cpe:2.3:o:microsoft:windows_server_2012:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·Microsoft
  • cpe:2.3:o:microsoft:windows_server_2012:r2:*:*:*:*:*:*:* Versions r2 Vulnerable ·Microsoft
  • cpe:2.3:o:microsoft:windows_server_2016:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·Microsoft
  • cpe:2.3:o:microsoft:windows_server_2019:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·Microsoft
  • cpe:2.3:o:microsoft:windows_server_2022:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·Microsoft

Remediation

Microsoft 12 updates

  • KB5027319
    Security Hotpatch Update
    • Windows Server 2022 10.0.20348.1784
    • Windows Server 2022 (Server Core installation) 10.0.20348.1784
  • KB5027283
    Monthly Rollup
    • Windows Server 2012 6.2.9200.24314
    • Windows Server 2012 (Server Core installation) 6.2.9200.24314
  • KB5027282
    Security Only
    • Windows Server 2012 R2 6.3.9600.21013
    • Windows Server 2012 R2 (Server Core installation) 6.3.9600.21013
Show 9 more Microsoft updates
  • KB5027281
    Security Only
    • Windows Server 2012 6.2.9200.24314
    • Windows Server 2012 (Server Core installation) 6.2.9200.24314
  • KB5027279
    Monthly Rollup
    • Windows Server 2008 for 32-bit Systems Service Pack 2 6.0.6003.22113
    • Windows Server 2008 for 32-bit Systems Service Pack 2 (Server Core installation) 6.0.6003.22113
    • Windows Server 2008 for x64-based Systems Service Pack 2 6.0.6003.22113
    • Windows Server 2008 for x64-based Systems Service Pack 2 (Server Core installation) 6.0.6003.22113
  • KB5027277
    Security Only
    • Windows Server 2008 for 32-bit Systems Service Pack 2 6.0.6003.22113
    • Windows Server 2008 for 32-bit Systems Service Pack 2 (Server Core installation) 6.0.6003.22113
    • Windows Server 2008 for x64-based Systems Service Pack 2 6.0.6003.22113
    • Windows Server 2008 for x64-based Systems Service Pack 2 (Server Core installation) 6.0.6003.22113
  • KB5027275
    Monthly Rollup
    • Windows Server 2008 R2 for x64-based Systems Service Pack 1 6.1.7601.26564
    • Windows Server 2008 R2 for x64-based Systems Service Pack 1 (Server Core installation) 6.1.7601.26564
  • KB5027271
    Monthly Rollup
    • Windows Server 2012 R2 6.3.9600.21013
    • Windows Server 2012 R2 (Server Core installation) 6.3.9600.21013
  • KB5027256
    Security Only
    • Windows Server 2008 R2 for x64-based Systems Service Pack 1 6.1.7601.26564
    • Windows Server 2008 R2 for x64-based Systems Service Pack 1 (Server Core installation) 6.1.7601.26564
  • KB5027225
    Security Update
    • Windows Server 2022 10.0.20348.1787
    • Windows Server 2022 (Server Core installation) 10.0.20348.1787
  • KB5027222
    Security Update
    • Windows 10 Version 1809 for 32-bit Systems 10.0.17763.4499
    • Windows 10 Version 1809 for ARM64-based Systems 10.0.17763.4499
    • Windows 10 Version 1809 for x64-based Systems 10.0.17763.4499
    • Windows Server 2019 10.0.17763.4499
    • Windows Server 2019 (Server Core installation) 10.0.17763.4499
  • KB5027219
    Security Update
    • Microsoft .NET Framework 2.0 Service Pack 2 10.0.14393.5989
    • Microsoft .NET Framework 3.5 AND 4.6.2/4.7/4.7.1/4.7.2 10.0.14393.5989
    • Microsoft .NET Framework 3.5 AND 4.8 10.0.14393.5989
    • Windows 10 Version 1607 for 32-bit Systems 10.0.14393.5989
    • Windows 10 Version 1607 for x64-based Systems 10.0.14393.5989
    • Windows Server 2016 10.0.14393.5989
    • Windows Server 2016 (Server Core installation) 10.0.14393.5989

Vendor assessments

Microsoft

Microsoft's page for this CVE →

Impact
Spoofing
Exploited
No
Publicly disclosed
No
Exploitability
Exploitation Less Likely

Timeline

  1. 2026-10-02 Threatist record created from CVE-2023-32020
  2. 2026-10-03 Alias added: GHSA-cc8m-4xfj-4h3j
  3. 2026-10-11 EPSS moved to the 50th–90th percentile

References

Patch 1

  • TI-2020-01431 Netlogon Elevation of Privilege Vulnerability KEVCVSS 3.1CRITICAL 10.0
  • TI-2020-01310 Improper input validation in Microsoft Windows Server KEVCVSS 3.1CRITICAL 10.0
  • TI-2019-00485 Use after free in Microsoft Windows KEVCVSS 3.1CRITICAL 9.8
  • TI-2017-06077 Microsoft Windows XP SP3, Windows XP x64 XP2, Windows Server 2003 SP2, Windows Vista… KEVCVSS 3.1CRITICAL 9.8
  • TI-2015-01465 HTTP.sys in Microsoft Windows 7 SP1, Windows Server 2008 R2 SP1, Windows 8, Windows 8.1… KEVCVSS 3.1CRITICAL 9.8
  • TI-2008-04072 The Server service in Microsoft Windows 2000 SP4, XP SP2 and SP3, Server 2003 SP1 and… KEVCVSS 3.1CRITICAL 9.8
See all 3551 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences