# KB5022282: January 2023 cumulative update for Windows 10 20H2 KB5022282, released January 10, 2023, fixes 66 CVEs across 11 products. One of them is being exploited (CVE-2023-21674); 1 on CISA KEV. Patch Radar priority: Patch now. - Web page: https://patchblox.com/security/fix/microsoft/kb5022282 - Platform: Microsoft - Released: Jan 10, 2023 - Priority: Patch now (Closes CVE-2023-21674, exploited (CISA KEV)) - CVEs: 66, exploited: 1, on CISA KEV: 1 - Vendor advisory: https://support.microsoft.com/help/5022282 ## Applies to | Product | Release | Fixed in | |---|---|---| | [Windows 10 Version 20H2 for 32-bit Systems](https://patchblox.com/security/data/product/microsoft/windows-10-version-20h2-for-32-bit-systems.md) | | | | [Windows 10 Version 20H2 for ARM64-based Systems](https://patchblox.com/security/data/product/microsoft/windows-10-version-20h2-for-arm64-based-systems.md) | | | | [Windows 10 Version 21H1 for 32-bit Systems](https://patchblox.com/security/data/product/microsoft/windows-10-version-21h1-for-32-bit-systems.md) | | | | [Windows 10 Version 21H1 for ARM64-based Systems](https://patchblox.com/security/data/product/microsoft/windows-10-version-21h1-for-arm64-based-systems.md) | | | | [Windows 10 Version 21H1 for x64-based Systems](https://patchblox.com/security/data/product/microsoft/windows-10-version-21h1-for-x64-based-systems.md) | | | | [Windows 10 Version 21H2 for 32-bit Systems](https://patchblox.com/security/data/product/microsoft/windows-10-version-21h2-for-32-bit-systems.md) | | | | [Windows 10 Version 21H2 for ARM64-based Systems](https://patchblox.com/security/data/product/microsoft/windows-10-version-21h2-for-arm64-based-systems.md) | | | | [Windows 10 Version 21H2 for x64-based Systems](https://patchblox.com/security/data/product/microsoft/windows-10-version-21h2-for-x64-based-systems.md) | | | | [Windows 10 Version 22H2 for 32-bit Systems](https://patchblox.com/security/data/product/microsoft/windows-10-version-22h2-for-32-bit-systems.md) | | | | [Windows 10 Version 22H2 for ARM64-based Systems](https://patchblox.com/security/data/product/microsoft/windows-10-version-22h2-for-arm64-based-systems.md) | | | | [Windows 10 Version 22H2 for x64-based Systems](https://patchblox.com/security/data/product/microsoft/windows-10-version-22h2-for-x64-based-systems.md) | | | ## CVEs this fix closes | CVE | Priority | Component | CVSS | EPSS | Exploitation | |---|---|---|---:|---:|---| | [CVE-2023-21674](https://patchblox.com/security/data/cve/CVE-2023-21674.md) | Patch now | Windows ALPC | 8.8 | 0.3421 | CISA KEV | | [CVE-2022-41113](https://patchblox.com/security/data/cve/CVE-2022-41113.md) | Urgent | Microsoft Graphics Component | 7.8 | 0.0813 | More likely | | [CVE-2023-21552](https://patchblox.com/security/data/cve/CVE-2023-21552.md) | Urgent | Microsoft Graphics Component | 7.8 | 0.0354 | More likely | | [CVE-2023-21543](https://patchblox.com/security/data/cve/CVE-2023-21543.md) | Urgent | Windows Layer 2 Tunneling Protocol | 8.1 | 0.0177 | | | [CVE-2023-21556](https://patchblox.com/security/data/cve/CVE-2023-21556.md) | Urgent | Windows Layer 2 Tunneling Protocol | 8.1 | 0.0150 | | | [CVE-2023-21546](https://patchblox.com/security/data/cve/CVE-2023-21546.md) | Urgent | Windows Layer 2 Tunneling Protocol | 8.1 | 0.0113 | | | [CVE-2023-21555](https://patchblox.com/security/data/cve/CVE-2023-21555.md) | Urgent | Windows Layer 2 Tunneling Protocol | 8.1 | 0.0113 | | | [CVE-2023-21679](https://patchblox.com/security/data/cve/CVE-2023-21679.md) | Urgent | Windows Layer 2 Tunneling Protocol | 8.1 | 0.0113 | | | [CVE-2023-21535](https://patchblox.com/security/data/cve/CVE-2023-21535.md) | Urgent | Windows Secure Socket Tunneling Protocol (SSTP) | 8.1 | 0.0111 | | | [CVE-2023-21548](https://patchblox.com/security/data/cve/CVE-2023-21548.md) | Urgent | Windows Secure Socket Tunneling Protocol (SSTP) | 8.1 | 0.0111 | | | [CVE-2023-21712](https://patchblox.com/security/data/cve/CVE-2023-21712.md) | Urgent | Windows Point-to-Point Tunneling Protocol | 8.1 | 0.0099 | | | [CVE-2023-21541](https://patchblox.com/security/data/cve/CVE-2023-21541.md) | Urgent | Windows Task Scheduler | 7.8 | 0.0058 | More likely | | [CVE-2023-21730](https://patchblox.com/security/data/cve/CVE-2023-21730.md) | Urgent | Windows Cryptographic Services | 7.8 | 0.0054 | | | [CVE-2023-21726](https://patchblox.com/security/data/cve/CVE-2023-21726.md) | Urgent | Windows Credential Manager | 7.8 | 0.0046 | More likely | | [CVE-2023-21532](https://patchblox.com/security/data/cve/CVE-2023-21532.md) | Urgent | Microsoft Graphics Component | 7.0 | 0.0046 | More likely | | [CVE-2023-21551](https://patchblox.com/security/data/cve/CVE-2023-21551.md) | Urgent | Windows Cryptographic Services | 7.8 | 0.0045 | | | [CVE-2023-21561](https://patchblox.com/security/data/cve/CVE-2023-21561.md) | Urgent | Windows Cryptographic Services | 7.8 | 0.0045 | | | [CVE-2023-21758](https://patchblox.com/security/data/cve/CVE-2023-21758.md) | High | Windows IKE Extension | 7.5 | 0.9253 | | | [CVE-2023-21547](https://patchblox.com/security/data/cve/CVE-2023-21547.md) | High | Windows Internet Key Exchange (IKE) Protocol | 7.5 | 0.8928 | | | [CVE-2023-21752](https://patchblox.com/security/data/cve/CVE-2023-21752.md) | High | Windows Backup Engine | 7.1 | 0.0547 | | | [CVE-2023-21746](https://patchblox.com/security/data/cve/CVE-2023-21746.md) | High | Windows NTLM | 7.8 | 0.0243 | | | [CVE-2023-21557](https://patchblox.com/security/data/cve/CVE-2023-21557.md) | High | Windows LDAP - Lightweight Directory Access Protocol | 7.5 | 0.0208 | | | [CVE-2023-21757](https://patchblox.com/security/data/cve/CVE-2023-21757.md) | High | Windows Remote Access Service L2TP Driver | 7.5 | 0.0206 | | | [CVE-2023-21527](https://patchblox.com/security/data/cve/CVE-2023-21527.md) | High | Windows iSCSI | 7.5 | 0.0203 | | | [CVE-2023-21677](https://patchblox.com/security/data/cve/CVE-2023-21677.md) | High | Windows IKE Extension | 7.5 | 0.0203 | | | [CVE-2023-21683](https://patchblox.com/security/data/cve/CVE-2023-21683.md) | High | Windows IKE Extension | 7.5 | 0.0203 | | | [CVE-2023-21728](https://patchblox.com/security/data/cve/CVE-2023-21728.md) | High | Microsoft Local Security Authority Server (lsasrv) | 7.5 | 0.0203 | | | [CVE-2023-28297](https://patchblox.com/security/data/cve/CVE-2023-28297.md) | High | Windows RPC API | 8.8 | 0.0166 | | | [CVE-2023-21676](https://patchblox.com/security/data/cve/CVE-2023-21676.md) | High | Windows LDAP - Lightweight Directory Access Protocol | 8.8 | 0.0155 | | | [CVE-2023-21549](https://patchblox.com/security/data/cve/CVE-2023-21549.md) | High | Windows SMB | 8.8 | 0.0147 | Disclosed | | [CVE-2023-21681](https://patchblox.com/security/data/cve/CVE-2023-21681.md) | High | Microsoft WDAC OLE DB provider for SQL | 8.8 | 0.0141 | | | [CVE-2023-21732](https://patchblox.com/security/data/cve/CVE-2023-21732.md) | High | Windows ODBC Driver | 8.8 | 0.0141 | | | [CVE-2023-21539](https://patchblox.com/security/data/cve/CVE-2023-21539.md) | High | Windows Authentication Methods | 7.5 | 0.0120 | | | [CVE-2023-21675](https://patchblox.com/security/data/cve/CVE-2023-21675.md) | High | Windows Virtual Registry Provider | 7.8 | 0.0085 | | | [CVE-2023-21747](https://patchblox.com/security/data/cve/CVE-2023-21747.md) | High | Windows Virtual Registry Provider | 7.8 | 0.0085 | | | [CVE-2023-21748](https://patchblox.com/security/data/cve/CVE-2023-21748.md) | High | Windows Virtual Registry Provider | 7.8 | 0.0085 | | | [CVE-2023-21749](https://patchblox.com/security/data/cve/CVE-2023-21749.md) | High | Windows Virtual Registry Provider | 7.8 | 0.0083 | | | [CVE-2023-21772](https://patchblox.com/security/data/cve/CVE-2023-21772.md) | High | Windows Virtual Registry Provider | 7.8 | 0.0074 | | | [CVE-2023-21774](https://patchblox.com/security/data/cve/CVE-2023-21774.md) | High | Windows Virtual Registry Provider | 7.8 | 0.0074 | | | [CVE-2023-21750](https://patchblox.com/security/data/cve/CVE-2023-21750.md) | High | Windows Virtual Registry Provider | 7.1 | 0.0073 | | | [CVE-2023-21773](https://patchblox.com/security/data/cve/CVE-2023-21773.md) | High | Windows Virtual Registry Provider | 7.8 | 0.0072 | | | [CVE-2023-21678](https://patchblox.com/security/data/cve/CVE-2023-21678.md) | High | Windows Print Spooler Components | 7.8 | 0.0060 | | | [CVE-2023-21739](https://patchblox.com/security/data/cve/CVE-2023-21739.md) | High | Microsoft Bluetooth Driver | 7.0 | 0.0058 | | | [CVE-2023-21760](https://patchblox.com/security/data/cve/CVE-2023-21760.md) | High | Windows Print Spooler Components | 7.1 | 0.0055 | | | [CVE-2023-21537](https://patchblox.com/security/data/cve/CVE-2023-21537.md) | High | Windows Message Queuing | 7.8 | 0.0054 | | | [CVE-2023-21724](https://patchblox.com/security/data/cve/CVE-2023-21724.md) | High | Windows DWM Core Library | 7.8 | 0.0051 | | | [CVE-2023-21755](https://patchblox.com/security/data/cve/CVE-2023-21755.md) | High | Windows Kernel | 7.8 | 0.0051 | | | [CVE-2023-21680](https://patchblox.com/security/data/cve/CVE-2023-21680.md) | High | Microsoft Graphics Component | 7.8 | 0.0049 | | | [CVE-2023-21765](https://patchblox.com/security/data/cve/CVE-2023-21765.md) | High | Windows Print Spooler Components | 7.8 | 0.0048 | | | [CVE-2023-21558](https://patchblox.com/security/data/cve/CVE-2023-21558.md) | High | Windows Error Reporting | 7.8 | 0.0047 | | | [CVE-2023-21754](https://patchblox.com/security/data/cve/CVE-2023-21754.md) | High | Windows Management Instrumentation | 7.8 | 0.0047 | | | [CVE-2023-21767](https://patchblox.com/security/data/cve/CVE-2023-21767.md) | High | Windows Overlay Filter | 7.8 | 0.0047 | | | [CVE-2023-21524](https://patchblox.com/security/data/cve/CVE-2023-21524.md) | High | Windows Local Security Authority (LSA) | 7.8 | 0.0041 | | | [CVE-2023-21771](https://patchblox.com/security/data/cve/CVE-2023-21771.md) | High | Windows Local Session Manager (LSM) | 7.0 | 0.0041 | | | [CVE-2023-21733](https://patchblox.com/security/data/cve/CVE-2023-21733.md) | High | Windows Bind Filter Driver | 7.0 | 0.0030 | | | [CVE-2023-21525](https://patchblox.com/security/data/cve/CVE-2023-21525.md) | Routine | Windows RPC API | 5.3 | 0.0155 | | | [CVE-2023-21563](https://patchblox.com/security/data/cve/CVE-2023-21563.md) | Routine | Windows BitLocker | 6.8 | 0.0150 | | | [CVE-2023-21682](https://patchblox.com/security/data/cve/CVE-2023-21682.md) | Routine | Windows Point-to-Point Tunneling Protocol | 5.3 | 0.0141 | | | [CVE-2023-21560](https://patchblox.com/security/data/cve/CVE-2023-21560.md) | Routine | Windows Boot Manager | 6.6 | 0.0117 | | | [CVE-2023-21776](https://patchblox.com/security/data/cve/CVE-2023-21776.md) | Routine | Windows Virtual Registry Provider | 5.5 | 0.0104 | | | [CVE-2023-21766](https://patchblox.com/security/data/cve/CVE-2023-21766.md) | Routine | Windows Overlay Filter | 4.7 | 0.0090 | | | [CVE-2023-21759](https://patchblox.com/security/data/cve/CVE-2023-21759.md) | Routine | Windows Smart Card | 3.3 | 0.0061 | | | [CVE-2023-21540](https://patchblox.com/security/data/cve/CVE-2023-21540.md) | Routine | Windows Cryptographic Services | 5.5 | 0.0060 | | | [CVE-2023-21550](https://patchblox.com/security/data/cve/CVE-2023-21550.md) | Routine | Windows Cryptographic Services | 5.5 | 0.0060 | | | [CVE-2023-21559](https://patchblox.com/security/data/cve/CVE-2023-21559.md) | Routine | Windows Cryptographic Services | 5.5 | 0.0060 | | | [CVE-2023-21536](https://patchblox.com/security/data/cve/CVE-2023-21536.md) | Routine | Windows Event Tracing | 4.7 | 0.0041 | | --- Data as of 2026-11-07T12:40:37Z UTC. Source: Patchblox Patch Radar (https://patchblox.com/security/patch-radar). Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo Product names, logos and trademarks shown on Patch Radar belong to their respective owners. They are used only to identify the software each security fix applies to and to help readers find their platform. Their use does not imply any affiliation with, or endorsement by, those owners, and Patchblox is not affiliated with any of them.