# KB5023764: March 2023 security update KB5023764, released March 14, 2023, fixes 48 CVEs across 2 products. None of them is reported as exploited. Patch Radar priority: Urgent. - Web page: https://patchblox.com/security/fix/microsoft/kb5023764 - Platform: Microsoft - Released: Mar 14, 2023 - Priority: Urgent (Closes CVE-2023-23410, exploitation more likely) - CVEs: 48, exploited: 0, on CISA KEV: 0 - Vendor advisory: https://support.microsoft.com/help/5023764 ## Applies to | Product | Release | Fixed in | |---|---|---| | [Windows Server 2012 R2](https://patchblox.com/security/data/product/microsoft/windows-server-2012-r2.md) | | | | [Windows Server 2012 R2 (Server Core installation)](https://patchblox.com/security/data/product/microsoft/windows-server-2012-r2-server-core-installation.md) | | | ## CVEs this fix closes | CVE | Priority | Component | CVSS | EPSS | Exploitation | |---|---|---|---:|---:|---| | [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-2023-23415](https://patchblox.com/security/data/cve/CVE-2023-23415.md) | Urgent | Internet Control Message Protocol (ICMP) | 9.8 | 0.0348 | More likely | | [CVE-2023-21708](https://patchblox.com/security/data/cve/CVE-2023-21708.md) | Urgent | Windows Remote Procedure Call | 9.8 | 0.0149 | | | [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-2023-24861](https://patchblox.com/security/data/cve/CVE-2023-24861.md) | Urgent | Windows Win32K | 7.0 | 0.0027 | More likely | | [CVE-2022-29900](https://patchblox.com/security/data/cve/CVE-2022-29900.md) | High | AMD CPU Branch | 7.8 | 0.0394 | | | [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-2023-24856](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-2023-23400](https://patchblox.com/security/data/cve/CVE-2023-23400.md) | High | Role: DNS Server | 7.2 | 0.0126 | | | [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-2023-24910](https://patchblox.com/security/data/cve/CVE-2023-24910.md) | High | Microsoft Graphics Component | 7.8 | 0.0039 | | | [CVE-2023-23412](https://patchblox.com/security/data/cve/CVE-2023-23412.md) | High | Windows Accounts Control | 7.8 | 0.0034 | | | [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-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.