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TI-2023-18595 Aliases CVE-2023-36801GHSA-9mc5-jp36-f23w

DHCP Server Service Information Disclosure Vulnerability

Priority LOW 33CWE-126Published · Updated

Key facts

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

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

Summary

DHCP Server Service Information Disclosure Vulnerability

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.01648 76th percentileScored 2026-11-07
Fix Fixed Microsoft: 12 updates

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
None
Automatable
Yes
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 10.0.17763.485110.0.17763.4851Patch availableCNA
MicrosoftWindows Server 2019 (Server Core installation)10.0.17763.0 to before 10.0.17763.485110.0.17763.4851Patch availableCNA
MicrosoftWindows Server 202210.0.20348.0 to before 10.0.20348.197010.0.20348.1970Patch availableCNA
MicrosoftWindows Server 201610.0.14393.0 to before 10.0.14393.625210.0.14393.6252Patch availableCNA
MicrosoftWindows Server 2016 (Server Core installation)10.0.14393.0 to before 10.0.14393.625210.0.14393.6252Patch availableCNA
MicrosoftWindows Server 2008 Service Pack 26.0.6003.0 to before 6.0.6003.222646.0.6003.22264Patch availableCNA
MicrosoftWindows Server 2008 Service Pack 2 (Server Core installation)6.0.6003.0 to before 6.0.6003.222646.0.6003.22264Patch availableCNA
MicrosoftWindows Server 2008 Service Pack 26.0.6003.0 to before 6.0.6003.222646.0.6003.22264Patch availableCNA
MicrosoftWindows Server 2008 R2 Service Pack 16.1.7601.0 to before 6.1.7601.267136.1.7601.26713Patch availableCNA
MicrosoftWindows Server 2008 R2 Service Pack 1 (Server Core installation)6.1.7601.0 to before 6.1.7601.267136.1.7601.26713Patch availableCNA
MicrosoftWindows Server 20126.2.9200.0 to before 6.2.9200.244626.2.9200.24462Patch availableCNA
MicrosoftWindows Server 2012 (Server Core installation)6.2.9200.0 to before 6.2.9200.244626.2.9200.24462Patch availableCNA
MicrosoftWindows Server 2012 R26.3.9600.0 to before 6.3.9600.215636.3.9600.21563Patch availableCNA
MicrosoftWindows Server 2012 R2 (Server Core installation)6.3.9600.0 to before 6.3.9600.215636.3.9600.21563Patch availableCNA
  • Windows Server 2019 VendorMicrosoft Affected 10.0.17763.0 to before 10.0.17763.4851 Fixed in 10.0.17763.4851 Patch available CNA
  • Windows Server 2019 (Server Core installation) VendorMicrosoft Affected 10.0.17763.0 to before 10.0.17763.4851 Fixed in 10.0.17763.4851 Patch available CNA
  • Windows Server 2022 VendorMicrosoft Affected 10.0.20348.0 to before 10.0.20348.1970 Fixed in 10.0.20348.1970 Patch available CNA
  • Windows Server 2016 VendorMicrosoft Affected 10.0.14393.0 to before 10.0.14393.6252 Fixed in 10.0.14393.6252 Patch available CNA
  • Windows Server 2016 (Server Core installation) VendorMicrosoft Affected 10.0.14393.0 to before 10.0.14393.6252 Fixed in 10.0.14393.6252 Patch available CNA
  • Windows Server 2008 Service Pack 2 VendorMicrosoft Affected 6.0.6003.0 to before 6.0.6003.22264 Fixed in 6.0.6003.22264 Patch available CNA
  • Windows Server 2008 Service Pack 2 (Server Core installation) VendorMicrosoft Affected 6.0.6003.0 to before 6.0.6003.22264 Fixed in 6.0.6003.22264 Patch available CNA
  • Windows Server 2008 Service Pack 2 VendorMicrosoft Affected 6.0.6003.0 to before 6.0.6003.22264 Fixed in 6.0.6003.22264 Patch available CNA
  • Windows Server 2008 R2 Service Pack 1 VendorMicrosoft Affected 6.1.7601.0 to before 6.1.7601.26713 Fixed in 6.1.7601.26713 Patch available CNA
  • Windows Server 2008 R2 Service Pack 1 (Server Core installation) VendorMicrosoft Affected 6.1.7601.0 to before 6.1.7601.26713 Fixed in 6.1.7601.26713 Patch available CNA
  • Windows Server 2012 VendorMicrosoft Affected 6.2.9200.0 to before 6.2.9200.24462 Fixed in 6.2.9200.24462 Patch available CNA
  • Windows Server 2012 (Server Core installation) VendorMicrosoft Affected 6.2.9200.0 to before 6.2.9200.24462 Fixed in 6.2.9200.24462 Patch available CNA
  • Windows Server 2012 R2 VendorMicrosoft Affected 6.3.9600.0 to before 6.3.9600.21563 Fixed in 6.3.9600.21563 Patch available CNA
  • Windows Server 2012 R2 (Server Core installation) VendorMicrosoft Affected 6.3.9600.0 to before 6.3.9600.21563 Fixed in 6.3.9600.21563 Patch available CNA

CPE configurations NVD · 7

CPEVersionsRoleVendor
cpe:2.3:o:microsoft:windows_server_2008:-:sp2:*:*:*:*:*:*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:*:*:*:*:*:* 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

  • KB5030325
    AzureHotpatch
    • Windows Server 2022 10.0.20348.1964
    • Windows Server 2022 (Server Core installation) 10.0.20348.1964
  • KB5030287
    Security Only
    • Windows Server 2012 R2 6.3.9600.21563
    • Windows Server 2012 R2 (Server Core installation) 6.3.9600.21563
  • KB5030286
    Security Only
    • Windows Server 2008 for 32-bit Systems Service Pack 2 6.0.6003.22264
    • Windows Server 2008 for 32-bit Systems Service Pack 2 (Server Core installation) 6.0.6003.22264
    • Windows Server 2008 for x64-based Systems Service Pack 2 6.0.6003.22262
    • Windows Server 2008 for x64-based Systems Service Pack 2 (Server Core installation) 6.0.6003.22262
Show 9 more Microsoft updates
  • KB5030279
    Security Only
    • Windows Server 2012 6.2.9200.24462
    • Windows Server 2012 (Server Core installation) 6.2.9200.24462
  • KB5030278
    Monthly Rollup
    • Windows Server 2012 6.2.9200.24462
    • Windows Server 2012 (Server Core installation) 6.2.9200.24462
  • KB5030271
    Monthly Rollup
    • Windows Server 2008 for 32-bit Systems Service Pack 2 6.0.6003.22264
    • Windows Server 2008 for 32-bit Systems Service Pack 2 (Server Core installation) 6.0.6003.22264
    • Windows Server 2008 for x64-based Systems Service Pack 2 6.0.6003.22264
    • Windows Server 2008 for x64-based Systems Service Pack 2 (Server Core installation) 6.0.6003.22264
  • KB5030269
    Monthly Rollup
    • Windows Server 2012 R2 6.3.9600.21563
    • Windows Server 2012 R2 (Server Core installation) 6.3.9600.21563
  • KB5030265
    Monthly Rollup
    • Windows Server 2008 R2 for x64-based Systems Service Pack 1 6.1.7601.26713
    • Windows Server 2008 R2 for x64-based Systems Service Pack 1 (Server Core installation) 6.1.7601.26713
  • KB5030261
    Security Only
    • Windows Server 2008 R2 for x64-based Systems Service Pack 1 6.1.7601.26713
    • Windows Server 2008 R2 for x64-based Systems Service Pack 1 (Server Core installation) 6.1.7601.26713
  • KB5030216
    Security Update
    • Windows Server 2022 10.0.20348.1970
    • Windows Server 2022 (Server Core installation) 10.0.20348.1970
  • KB5030214
    Security Update
    • Windows 10 Version 1809 for 32-bit Systems 10.0.17763.4851
    • Windows 10 Version 1809 for ARM64-based Systems 10.0.17763.4851
    • Windows 10 Version 1809 for x64-based Systems 10.0.17763.4851
    • Windows Server 2019 10.0.17763.4851
    • Windows Server 2019 (Server Core installation) 10.0.17763.4851
  • KB5030213
    Security Update
    • Microsoft .NET Framework 3.5 AND 4.6.2/4.7/4.7.1/4.7.2 10.0.14393.6252
    • Windows 10 Version 1607 for 32-bit Systems 10.0.14393.6252
    • Windows 10 Version 1607 for x64-based Systems 10.0.14393.6252
    • Windows Server 2016 10.0.14393.6252
    • Windows Server 2016 (Server Core installation) 10.0.14393.6252

Vendor assessments

Microsoft

Microsoft's page for this CVE →

Impact
Information Disclosure
Exploited
No
Publicly disclosed
No
Exploitability
Exploitation Less Likely

Timeline

  1. 2026-10-02 Threatist record created from CVE-2023-36801
  2. 2026-10-03 Alias added: GHSA-9mc5-jp36-f23w

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