Microsoft · Security update · October 11, 2022

KB5018418: October 2022 cumulative update for Windows 11 21H2

KB5018418, released October 11, 2022, fixes 65 CVEs across 2 products. 2 of them are being exploited (CVE-2022-38028); 2 on CISA KEV. Patch Radar priority: Patch now. The product is no longer supported.

Patch now2 on CISA KEVUnsupported product
CVEs closed
65
8 rated Critical
Exploited
2
CVE-2022-38028
Exploitation more likely
7
Microsoft's assessment
Highest EPSS
0.5627
99th percentile

Priority of the 65 CVEs

Patch now 2 Urgent 15 High 35 Routine 13

Applies to

ProductBuild after install
Windows 11 version 21H2 for ARM64-based Systems22000.1098
Windows 11 version 21H2 for x64-based Systems22000.1098

CVEs this fix closes

PriorityCVEComponentImpactCVSSEPSSExploitation
Patch now CVE-2022-38028 Windows Print Spooler ComponentsElevation of Privilege7.8 0.1495 KEVExploited
Patch now CVE-2022-41033 Windows COM+ Event System ServiceElevation of Privilege7.8 0.0189 KEVExploited
Urgent CVE-2022-37974 Windows Perception Simulation ServiceInformation Disclosure6.5 0.3649 More likely
Urgent CVE-2022-37970 Windows DWM Core LibraryElevation of Privilege7.8 0.0977 More likely
Urgent CVE-2022-37989 Client Server Run-time Subsystem (CSRSS)Elevation of Privilege7.8 0.0933 More likely
Urgent CVE-2022-37987 Client Server Run-time Subsystem (CSRSS)Elevation of Privilege7.8 0.0910 More likely
Urgent CVE-2022-38050 Windows Win32KElevation of Privilege7.8 0.0732 More likely
Urgent CVE-2022-38051 Microsoft Graphics ComponentElevation of Privilege7.8 0.0732 More likely
Urgent CVE-2022-41081 Windows Point-to-Point Tunneling ProtocolRemote Code Execution8.1 0.0195 Exploitation Less Likely
Urgent CVE-2022-38000 Windows Point-to-Point Tunneling ProtocolRemote Code Execution8.1 0.0163 Exploitation Less Likely
Urgent CVE-2022-22035 Windows Point-to-Point Tunneling ProtocolRemote Code Execution8.1 0.0157 Exploitation Less Likely
Urgent CVE-2022-38047 Windows Point-to-Point Tunneling ProtocolRemote Code Execution8.1 0.0147 Exploitation Less Likely
Urgent CVE-2022-24504 Windows Point-to-Point Tunneling ProtocolRemote Code Execution8.1 0.0146 Exploitation Less Likely
Urgent CVE-2022-30198 Windows Point-to-Point Tunneling ProtocolRemote Code Execution8.1 0.0146 Exploitation Less Likely
Urgent CVE-2022-33634 Windows Point-to-Point Tunneling ProtocolRemote Code Execution8.1 0.0146 Exploitation Less Likely
Urgent CVE-2022-37997 Microsoft Graphics ComponentElevation of Privilege7.8 0.0068 More likely
Urgent CVE-2022-37979 Role: Windows Hyper-VElevation of Privilege7.8 0.0063 Exploitation Less Likely
High CVE-2022-38044 Windows CD-ROM DriverRemote Code Execution7.8 0.5627 Exploitation Less Likely
High CVE-2022-38034 Windows Workstation ServiceElevation of Privilege8.8 0.0400 Exploitation Less Likely
High CVE-2022-37998 Windows Local Session Manager (LSM)Denial of Service7.7 0.0380 Exploitation Less Likely
High CVE-2022-37973 Windows Local Session Manager (LSM)Denial of Service7.7 0.0376 Exploitation Less Likely
High CVE-2022-38045 Windows Server ServiceElevation of Privilege8.8 0.0281 Exploitation Less Likely
High CVE-2022-38036 Windows Internet Key Exchange (IKE) ProtocolDenial of Service7.5 0.0267 Exploitation Less Likely
High CVE-2022-33645 Windows TCP/IPDenial of Service7.5 0.0264 Exploitation Less Likely
High CVE-2022-38041 Windows Secure ChannelDenial of Service7.5 0.0261 Exploitation Less Likely
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