# KB5023698: March 2023 cumulative update for Windows 11 21H2 KB5023698, released March 14, 2023, fixes 54 CVEs across 2 products. One of them is being exploited (CVE-2023-24880); 1 on CISA KEV. Patch Radar priority: Patch now. The product is no longer supported. - Web page: https://patchblox.com/security/fix/microsoft/kb5023698 - Platform: Microsoft - Released: Mar 14, 2023 - Priority: Patch now (Closes CVE-2023-24880, exploited (CISA KEV, ransomware)) - CVEs: 54, exploited: 1, on CISA KEV: 1 - Vendor advisory: https://support.microsoft.com/help/5023698 ## Applies to | Product | Release | Fixed in | |---|---|---| | [Windows 11 version 21H2 for ARM64-based Systems](https://patchblox.com/security/data/product/microsoft/windows-11-version-21h2-for-arm64-based-systems.md) | | 22000.1696 | | [Windows 11 version 21H2 for x64-based Systems](https://patchblox.com/security/data/product/microsoft/windows-11-version-21h2-for-x64-based-systems.md) | | 22000.1696 | ## CVEs this fix closes | CVE | Priority | Component | CVSS | EPSS | Exploitation | |---|---|---|---:|---:|---| | [CVE-2023-24880](https://patchblox.com/security/data/cve/CVE-2023-24880.md) | Patch now | Windows SmartScreen | 4.4 | 0.7801 | CISA KEV, Ransomware, Disclosed | | [CVE-2023-23410](https://patchblox.com/security/data/cve/CVE-2023-23410.md) | Urgent | Windows HTTP.sys | 7.8 | 0.0795 | More likely | | [CVE-2023-23416](https://patchblox.com/security/data/cve/CVE-2023-23416.md) | Urgent | Windows Cryptographic Services | 7.8 | 0.0758 | More likely | | [CVE-2023-1018](https://patchblox.com/security/data/cve/CVE-2023-1018.md) | Urgent | Windows TPM | 8.8 | 0.0555 | | | [CVE-2023-23415](https://patchblox.com/security/data/cve/CVE-2023-23415.md) | Urgent | Internet Control Message Protocol (ICMP) | 9.8 | 0.0348 | More likely | | [CVE-2023-23392](https://patchblox.com/security/data/cve/CVE-2023-23392.md) | Urgent | Windows HTTP Protocol Stack | 9.8 | 0.0167 | More likely | | [CVE-2023-21708](https://patchblox.com/security/data/cve/CVE-2023-21708.md) | Urgent | Windows Remote Procedure Call | 9.8 | 0.0149 | | | [CVE-2023-1017](https://patchblox.com/security/data/cve/CVE-2023-1017.md) | Urgent | Windows TPM | 8.8 | 0.0138 | | | [CVE-2023-23404](https://patchblox.com/security/data/cve/CVE-2023-23404.md) | Urgent | Remote Access Service Point-to-Point Tunneling Protocol | 8.1 | 0.0083 | | | [CVE-2023-23411](https://patchblox.com/security/data/cve/CVE-2023-23411.md) | Urgent | Role: Windows Hyper-V | 6.5 | 0.0058 | | | [CVE-2023-24861](https://patchblox.com/security/data/cve/CVE-2023-24861.md) | Urgent | Windows Win32K | 7.0 | 0.0027 | More likely | | [CVE-2023-24871](https://patchblox.com/security/data/cve/CVE-2023-24871.md) | High | Windows Bluetooth Service | 8.8 | 0.0322 | | | [CVE-2023-24859](https://patchblox.com/security/data/cve/CVE-2023-24859.md) | High | Windows Internet Key Exchange (IKE) Protocol | 7.5 | 0.0165 | | | [CVE-2023-23388](https://patchblox.com/security/data/cve/CVE-2023-23388.md) | High | Microsoft Bluetooth Driver | 8.8 | 0.0157 | | | [CVE-2023-24856](https://patchblox.com/security/data/cve/CVE-2023-24856.md) | High | Microsoft PostScript Printer Driver | 7.5 | 0.0150 | | | [CVE-2023-24858](https://patchblox.com/security/data/cve/CVE-2023-24858.md) | High | Microsoft PostScript Printer Driver | 7.5 | 0.0143 | | | [CVE-2023-24876](https://patchblox.com/security/data/cve/CVE-2023-24876.md) | High | Microsoft PostScript Printer Driver | 8.8 | 0.0140 | | | [CVE-2023-23403](https://patchblox.com/security/data/cve/CVE-2023-23403.md) | High | Microsoft Printer Drivers | 8.8 | 0.0129 | | | [CVE-2023-23406](https://patchblox.com/security/data/cve/CVE-2023-23406.md) | High | Microsoft PostScript Printer Driver | 8.8 | 0.0129 | | | [CVE-2023-23413](https://patchblox.com/security/data/cve/CVE-2023-23413.md) | High | Microsoft PostScript Printer Driver | 8.8 | 0.0129 | | | [CVE-2023-24864](https://patchblox.com/security/data/cve/CVE-2023-24864.md) | High | Microsoft PostScript Printer Driver | 8.8 | 0.0129 | | | [CVE-2023-24867](https://patchblox.com/security/data/cve/CVE-2023-24867.md) | High | Microsoft PostScript Printer Driver | 8.8 | 0.0129 | | | [CVE-2023-24868](https://patchblox.com/security/data/cve/CVE-2023-24868.md) | High | Microsoft PostScript Printer Driver | 8.8 | 0.0129 | | | [CVE-2023-24872](https://patchblox.com/security/data/cve/CVE-2023-24872.md) | High | Microsoft PostScript Printer Driver | 8.8 | 0.0129 | | | [CVE-2023-24907](https://patchblox.com/security/data/cve/CVE-2023-24907.md) | High | Microsoft PostScript Printer Driver | 8.8 | 0.0129 | | | [CVE-2023-24909](https://patchblox.com/security/data/cve/CVE-2023-24909.md) | High | Microsoft PostScript Printer Driver | 8.8 | 0.0129 | | | [CVE-2023-24913](https://patchblox.com/security/data/cve/CVE-2023-24913.md) | High | Microsoft PostScript Printer Driver | 8.8 | 0.0129 | | | [CVE-2023-23405](https://patchblox.com/security/data/cve/CVE-2023-23405.md) | High | Windows Remote Procedure Call Runtime | 8.1 | 0.0100 | | | [CVE-2023-24869](https://patchblox.com/security/data/cve/CVE-2023-24869.md) | High | Windows Remote Procedure Call Runtime | 8.1 | 0.0100 | | | [CVE-2023-24908](https://patchblox.com/security/data/cve/CVE-2023-24908.md) | High | Windows Remote Procedure Call Runtime | 8.1 | 0.0100 | | | [CVE-2022-23825](https://patchblox.com/security/data/cve/CVE-2022-23825.md) | High | AMD CPU Branch | 7.8 | 0.0079 | | | [CVE-2023-23420](https://patchblox.com/security/data/cve/CVE-2023-23420.md) | High | Windows Kernel | 7.8 | 0.0075 | | | [CVE-2023-23421](https://patchblox.com/security/data/cve/CVE-2023-23421.md) | High | Windows Kernel | 7.8 | 0.0067 | | | [CVE-2023-23401](https://patchblox.com/security/data/cve/CVE-2023-23401.md) | High | Microsoft Windows Codecs Library | 7.8 | 0.0060 | | | [CVE-2023-23402](https://patchblox.com/security/data/cve/CVE-2023-23402.md) | High | Microsoft Windows Codecs Library | 7.8 | 0.0060 | | | [CVE-2023-23422](https://patchblox.com/security/data/cve/CVE-2023-23422.md) | High | Windows Kernel | 7.8 | 0.0060 | | | [CVE-2023-23423](https://patchblox.com/security/data/cve/CVE-2023-23423.md) | High | Windows Kernel | 7.8 | 0.0060 | | | [CVE-2023-23407](https://patchblox.com/security/data/cve/CVE-2023-23407.md) | High | Windows Point-to-Point Protocol over Ethernet (PPPoE) | 7.1 | 0.0039 | | | [CVE-2023-23414](https://patchblox.com/security/data/cve/CVE-2023-23414.md) | High | Windows Point-to-Point Protocol over Ethernet (PPPoE) | 7.1 | 0.0039 | | | [CVE-2023-23417](https://patchblox.com/security/data/cve/CVE-2023-23417.md) | High | Windows Partition Management Driver | 7.8 | 0.0039 | | | [CVE-2023-24910](https://patchblox.com/security/data/cve/CVE-2023-24910.md) | High | Microsoft Graphics Component | 7.8 | 0.0039 | | | [CVE-2023-23385](https://patchblox.com/security/data/cve/CVE-2023-23385.md) | High | Windows Point-to-Point Protocol over Ethernet (PPPoE) | 7.0 | 0.0033 | | | [CVE-2023-23393](https://patchblox.com/security/data/cve/CVE-2023-23393.md) | High | Windows Central Resource Manager | 7.0 | 0.0025 | | | [CVE-2021-26414](https://patchblox.com/security/data/cve/CVE-2021-26414.md) | Routine | Windows DCOM Server | 4.8 | 0.4984 | | | [CVE-2023-24865](https://patchblox.com/security/data/cve/CVE-2023-24865.md) | Routine | Microsoft Printer Drivers | 6.5 | 0.0153 | | | [CVE-2023-24866](https://patchblox.com/security/data/cve/CVE-2023-24866.md) | Routine | Microsoft PostScript Printer Driver | 6.5 | 0.0153 | | | [CVE-2023-24857](https://patchblox.com/security/data/cve/CVE-2023-24857.md) | Routine | Microsoft PostScript Printer Driver | 6.5 | 0.0146 | | | [CVE-2023-24863](https://patchblox.com/security/data/cve/CVE-2023-24863.md) | Routine | Microsoft PostScript Printer Driver | 6.5 | 0.0146 | | | [CVE-2023-24870](https://patchblox.com/security/data/cve/CVE-2023-24870.md) | Routine | Microsoft PostScript Printer Driver | 6.5 | 0.0146 | | | [CVE-2023-24906](https://patchblox.com/security/data/cve/CVE-2023-24906.md) | Routine | Microsoft PostScript Printer Driver | 6.5 | 0.0146 | | | [CVE-2023-24911](https://patchblox.com/security/data/cve/CVE-2023-24911.md) | Routine | Microsoft PostScript Printer Driver | 4.3 | 0.0113 | | | [CVE-2023-24862](https://patchblox.com/security/data/cve/CVE-2023-24862.md) | Routine | Windows Secure Channel | 5.5 | 0.0050 | | | [CVE-2023-23394](https://patchblox.com/security/data/cve/CVE-2023-23394.md) | Routine | Client Server Run-time Subsystem (CSRSS) | 5.5 | 0.0047 | | | [CVE-2023-23409](https://patchblox.com/security/data/cve/CVE-2023-23409.md) | Routine | Client Server Run-time Subsystem (CSRSS) | 5.5 | 0.0047 | | --- 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.