# KB5025287: April 2023 security update KB5025287, released April 11, 2023, fixes 61 CVEs across 2 products. 2 of them are being exploited (CVE-2023-28252); 2 on CISA KEV. Patch Radar priority: Patch now. - Web page: https://patchblox.com/security/fix/microsoft/kb5025287 - Platform: Microsoft - Released: Apr 11, 2023 - Priority: Patch now (Closes CVE-2023-28252, exploited (CISA KEV, ransomware)) - CVEs: 61, exploited: 2, on CISA KEV: 2 - Vendor advisory: https://support.microsoft.com/help/5025287 ## Applies to | Product | Release | Fixed in | |---|---|---| | [Windows Server 2012](https://patchblox.com/security/data/product/microsoft/windows-server-2012.md) | | | | [Windows Server 2012 (Server Core installation)](https://patchblox.com/security/data/product/microsoft/windows-server-2012-server-core-installation.md) | | | ## CVEs this fix closes | CVE | Priority | Component | CVSS | EPSS | Exploitation | |---|---|---|---:|---:|---| | [CVE-2023-28252](https://patchblox.com/security/data/cve/CVE-2023-28252.md) | Patch now | Windows Common Log File System Driver | 7.8 | 0.4889 | CISA KEV, Ransomware | | [CVE-2023-28229](https://patchblox.com/security/data/cve/CVE-2023-28229.md) | Patch now | Windows CNG Key Isolation Service | 7.0 | 0.0167 | CISA KEV | | [CVE-2023-21554](https://patchblox.com/security/data/cve/CVE-2023-21554.md) | Urgent | Windows Message Queuing | 9.8 | 0.9541 | More likely | | [CVE-2023-28231](https://patchblox.com/security/data/cve/CVE-2023-28231.md) | Urgent | Windows DHCP Server | 8.8 | 0.3662 | More likely | | [CVE-2023-28219](https://patchblox.com/security/data/cve/CVE-2023-28219.md) | Urgent | Windows Layer 2 Tunneling Protocol | 8.1 | 0.1498 | More likely | | [CVE-2023-28220](https://patchblox.com/security/data/cve/CVE-2023-28220.md) | Urgent | Windows Layer 2 Tunneling Protocol | 8.1 | 0.1498 | More likely | | [CVE-2023-28218](https://patchblox.com/security/data/cve/CVE-2023-28218.md) | Urgent | Windows Ancillary Function Driver for WinSock | 7.0 | 0.1240 | More likely | | [CVE-2023-28227](https://patchblox.com/security/data/cve/CVE-2023-28227.md) | Urgent | Microsoft Bluetooth Driver | 7.5 | 0.0659 | More likely | | [CVE-2023-28266](https://patchblox.com/security/data/cve/CVE-2023-28266.md) | Urgent | Windows Common Log File System Driver | 5.5 | 0.0436 | More likely | | [CVE-2023-24912](https://patchblox.com/security/data/cve/CVE-2023-24912.md) | Urgent | Microsoft Graphics Component | 7.8 | 0.0357 | More likely | | [CVE-2023-28250](https://patchblox.com/security/data/cve/CVE-2023-28250.md) | Urgent | Windows PGM | 9.8 | 0.0203 | | | [CVE-2023-28232](https://patchblox.com/security/data/cve/CVE-2023-28232.md) | Urgent | Windows Point-to-Point Tunneling Protocol | 7.5 | 0.0091 | | | [CVE-2023-28302](https://patchblox.com/security/data/cve/CVE-2023-28302.md) | High | Windows Active Directory | 7.5 | 0.9257 | | | [CVE-2023-21769](https://patchblox.com/security/data/cve/CVE-2023-21769.md) | High | Windows Message Queuing | 7.5 | 0.8867 | | | [CVE-2023-28244](https://patchblox.com/security/data/cve/CVE-2023-28244.md) | High | Windows Kerberos | 8.1 | 0.0292 | | | [CVE-2023-28293](https://patchblox.com/security/data/cve/CVE-2023-28293.md) | High | Windows Kernel | 7.8 | 0.0287 | | | [CVE-2023-24931](https://patchblox.com/security/data/cve/CVE-2023-24931.md) | High | Windows Secure Channel | 7.5 | 0.0203 | | | [CVE-2023-28241](https://patchblox.com/security/data/cve/CVE-2023-28241.md) | High | Windows Secure Socket Tunneling Protocol (SSTP) | 7.5 | 0.0199 | | | [CVE-2023-28217](https://patchblox.com/security/data/cve/CVE-2023-28217.md) | High | Windows Network Address Translation (NAT) | 7.5 | 0.0194 | | | [CVE-2023-21727](https://patchblox.com/security/data/cve/CVE-2023-21727.md) | High | Windows RPC API | 8.8 | 0.0164 | | | [CVE-2023-24884](https://patchblox.com/security/data/cve/CVE-2023-24884.md) | High | Microsoft Printer Drivers | 8.8 | 0.0164 | | | [CVE-2023-24885](https://patchblox.com/security/data/cve/CVE-2023-24885.md) | High | Microsoft Printer Drivers | 8.8 | 0.0164 | | | [CVE-2023-24886](https://patchblox.com/security/data/cve/CVE-2023-24886.md) | High | Microsoft Printer Drivers | 8.8 | 0.0164 | | | [CVE-2023-24887](https://patchblox.com/security/data/cve/CVE-2023-24887.md) | High | Microsoft Printer Drivers | 8.8 | 0.0164 | | | [CVE-2023-24924](https://patchblox.com/security/data/cve/CVE-2023-24924.md) | High | Microsoft Printer Drivers | 8.8 | 0.0164 | | | [CVE-2023-24925](https://patchblox.com/security/data/cve/CVE-2023-24925.md) | High | Microsoft Printer Drivers | 8.8 | 0.0164 | | | [CVE-2023-24926](https://patchblox.com/security/data/cve/CVE-2023-24926.md) | High | Microsoft Printer Drivers | 8.8 | 0.0164 | | | [CVE-2023-24927](https://patchblox.com/security/data/cve/CVE-2023-24927.md) | High | Microsoft Printer Drivers | 8.8 | 0.0164 | | | [CVE-2023-24928](https://patchblox.com/security/data/cve/CVE-2023-24928.md) | High | Microsoft Printer Drivers | 8.8 | 0.0164 | | | [CVE-2023-24929](https://patchblox.com/security/data/cve/CVE-2023-24929.md) | High | Microsoft Printer Drivers | 8.8 | 0.0164 | | | [CVE-2023-28243](https://patchblox.com/security/data/cve/CVE-2023-28243.md) | High | Microsoft PostScript Printer Driver | 8.8 | 0.0163 | | | [CVE-2023-28247](https://patchblox.com/security/data/cve/CVE-2023-28247.md) | High | Windows Network File System | 7.5 | 0.0159 | | | [CVE-2023-28268](https://patchblox.com/security/data/cve/CVE-2023-28268.md) | High | Windows Netlogon | 8.1 | 0.0149 | | | [CVE-2023-28275](https://patchblox.com/security/data/cve/CVE-2023-28275.md) | High | Microsoft WDAC OLE DB provider for SQL | 8.8 | 0.0146 | | | [CVE-2023-28254](https://patchblox.com/security/data/cve/CVE-2023-28254.md) | High | Microsoft Windows DNS | 7.2 | 0.0144 | | | [CVE-2023-28238](https://patchblox.com/security/data/cve/CVE-2023-28238.md) | High | Windows Internet Key Exchange (IKE) Protocol | 7.5 | 0.0088 | | | [CVE-2023-28240](https://patchblox.com/security/data/cve/CVE-2023-28240.md) | High | Windows Network Load Balancing | 8.8 | 0.0075 | | | [CVE-2023-28222](https://patchblox.com/security/data/cve/CVE-2023-28222.md) | High | Windows Kernel | 7.1 | 0.0068 | | | [CVE-2023-28237](https://patchblox.com/security/data/cve/CVE-2023-28237.md) | High | Windows Kernel | 7.8 | 0.0059 | | | [CVE-2023-28272](https://patchblox.com/security/data/cve/CVE-2023-28272.md) | High | Windows Kernel | 7.8 | 0.0049 | | | [CVE-2023-28224](https://patchblox.com/security/data/cve/CVE-2023-28224.md) | High | Windows Point-to-Point Protocol over Ethernet (PPPoE) | 7.1 | 0.0039 | | | [CVE-2023-28216](https://patchblox.com/security/data/cve/CVE-2023-28216.md) | High | Windows ALPC | 7.0 | 0.0037 | | | [CVE-2023-28236](https://patchblox.com/security/data/cve/CVE-2023-28236.md) | High | Windows ALPC | 7.8 | 0.0029 | | | [CVE-2023-28267](https://patchblox.com/security/data/cve/CVE-2023-28267.md) | Routine | Windows RDP Client | 6.5 | 0.0209 | | | [CVE-2023-24883](https://patchblox.com/security/data/cve/CVE-2023-24883.md) | Routine | Microsoft Printer Drivers | 6.5 | 0.0146 | | | [CVE-2023-21729](https://patchblox.com/security/data/cve/CVE-2023-21729.md) | Routine | Windows RPC API | 4.3 | 0.0135 | | | [CVE-2023-28271](https://patchblox.com/security/data/cve/CVE-2023-28271.md) | Routine | Windows Kernel | 5.5 | 0.0116 | | | [CVE-2023-28223](https://patchblox.com/security/data/cve/CVE-2023-28223.md) | Routine | Microsoft Windows DNS | 6.6 | 0.0113 | | | [CVE-2023-28278](https://patchblox.com/security/data/cve/CVE-2023-28278.md) | Routine | Microsoft Windows DNS | 6.6 | 0.0085 | | | [CVE-2023-28305](https://patchblox.com/security/data/cve/CVE-2023-28305.md) | Routine | Microsoft Windows DNS | 6.6 | 0.0085 | | | [CVE-2023-28306](https://patchblox.com/security/data/cve/CVE-2023-28306.md) | Routine | Microsoft Windows DNS | 6.6 | 0.0085 | | | [CVE-2023-28307](https://patchblox.com/security/data/cve/CVE-2023-28307.md) | Routine | Microsoft Windows DNS | 6.6 | 0.0085 | | | [CVE-2023-28308](https://patchblox.com/security/data/cve/CVE-2023-28308.md) | Routine | Microsoft Windows DNS | 6.6 | 0.0085 | | | [CVE-2023-28255](https://patchblox.com/security/data/cve/CVE-2023-28255.md) | Routine | Microsoft Windows DNS | 6.6 | 0.0084 | | | [CVE-2023-28256](https://patchblox.com/security/data/cve/CVE-2023-28256.md) | Routine | Microsoft Windows DNS | 6.6 | 0.0084 | | | [CVE-2023-28269](https://patchblox.com/security/data/cve/CVE-2023-28269.md) | Routine | Windows Boot Manager | 6.2 | 0.0063 | | | [CVE-2023-28249](https://patchblox.com/security/data/cve/CVE-2023-28249.md) | Routine | Windows Boot Manager | 6.2 | 0.0058 | | | [CVE-2023-28298](https://patchblox.com/security/data/cve/CVE-2023-28298.md) | Routine | Windows Kernel | 5.5 | 0.0057 | | | [CVE-2023-28253](https://patchblox.com/security/data/cve/CVE-2023-28253.md) | Routine | Windows Kernel | 5.5 | 0.0056 | | | [CVE-2023-28276](https://patchblox.com/security/data/cve/CVE-2023-28276.md) | Routine | Windows Group Policy | 4.4 | 0.0046 | | | [CVE-2023-28228](https://patchblox.com/security/data/cve/CVE-2023-28228.md) | Routine | Windows RDP Client | 5.5 | 0.0045 | | --- Data as of 2026-11-07T18:46:35Z 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 Free to use with attribution: show "Data: Patchblox Patch Radar" with a link to https://patchblox.com/security/patch-radar. Terms, including what needs a written agreement: https://patchblox.com/security/patch-radar/use-the-data 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.