Microsoft · Security update · April 11, 2023
KB5025221: April 2023 cumulative update for Windows 10 20H2
KB5025221, released April 11, 2023, fixes 56 CVEs across 8 products. 2 of them are being exploited (CVE-2023-28252); 2 on CISA KEV. Patch Radar priority: Patch now.
Patch now2 on CISA KEVKnown ransomware use1 publicly disclosed
CVEs closed
56
5 rated Critical
Exploited
2
CVE-2023-28252
Exploitation more likely
8
Microsoft's assessment
Highest EPSS
0.9541
99th percentile
Priority of the 56 CVEs
Patch now 2
Urgent 10
High 30
Routine 14
Applies to
CVEs this fix closes
| Priority | CVE | Component | Impact | CVSS | EPSS | Exploitation |
|---|---|---|---|---|---|---|
| Patch now | CVE-2023-28252 | Windows Common Log File System Driver | Elevation of Privilege | 7.8 | 0.4889 | KEVRansomwareExploited |
| Patch now | CVE-2023-28229 | Windows CNG Key Isolation Service | Elevation of Privilege | 7.0 | 0.0167 | KEVExploited |
| Urgent | CVE-2023-21554 | Windows Message Queuing | Remote Code Execution | 9.8 | 0.9541 | More likely |
| Urgent | CVE-2023-28219 | Windows Layer 2 Tunneling Protocol | Remote Code Execution | 8.1 | 0.1498 | More likely |
| Urgent | CVE-2023-28220 | Windows Layer 2 Tunneling Protocol | Remote Code Execution | 8.1 | 0.1498 | More likely |
| Urgent | CVE-2023-28218 | Windows Ancillary Function Driver for WinSock | Elevation of Privilege | 7.0 | 0.1240 | More likely |
| Urgent | CVE-2023-28274 | Windows Win32K | Elevation of Privilege | 7.8 | 0.0683 | More likely |
| Urgent | CVE-2023-28227 | Microsoft Bluetooth Driver | Remote Code Execution | 7.5 | 0.0659 | More likely |
| Urgent | CVE-2023-28266 | Windows Common Log File System Driver | Information Disclosure | 5.5 | 0.0436 | More likely |
| Urgent | CVE-2023-24912 | Microsoft Graphics Component | Elevation of Privilege | 7.8 | 0.0357 | More likely |
| Urgent | CVE-2023-28250 | Windows PGM | Remote Code Execution | 9.8 | 0.0203 | Exploitation Less Likely |
| Urgent | CVE-2023-28232 | Windows Point-to-Point Tunneling Protocol | Remote Code Execution | 7.5 | 0.0091 | Exploitation Less Likely |
| High | CVE-2023-28302 | Windows Active Directory | Denial of Service | 7.5 | 0.9257 | Exploitation Less Likely |
| High | CVE-2023-21769 | Windows Message Queuing | Denial of Service | 7.5 | 0.8867 | Exploitation Less Likely |
| High | CVE-2023-28293 | Windows Kernel | Elevation of Privilege | 7.8 | 0.0287 | Exploitation Less Likely |
| High | CVE-2023-24931 | Windows Secure Channel | Denial of Service | 7.5 | 0.0203 | Exploitation Less Likely |
| High | CVE-2023-28241 | Windows Secure Socket Tunneling Protocol (SSTP) | Denial of Service | 7.5 | 0.0199 | Exploitation Less Likely |
| High | CVE-2023-28217 | Windows Network Address Translation (NAT) | Denial of Service | 7.5 | 0.0194 | Exploitation Less Likely |
| High | CVE-2023-21727 | Windows RPC API | Remote Code Execution | 8.8 | 0.0164 | Exploitation Less Likely |
| High | CVE-2023-24884 | Microsoft Printer Drivers | Remote Code Execution | 8.8 | 0.0164 | Exploitation Less Likely |
| High | CVE-2023-24885 | Microsoft Printer Drivers | Remote Code Execution | 8.8 | 0.0164 | Exploitation Less Likely |
| High | CVE-2023-24886 | Microsoft Printer Drivers | Remote Code Execution | 8.8 | 0.0164 | Exploitation Less Likely |
| High | CVE-2023-24887 | Microsoft Printer Drivers | Remote Code Execution | 8.8 | 0.0164 | Exploitation Less Likely |
| High | CVE-2023-24924 | Microsoft Printer Drivers | Remote Code Execution | 8.8 | 0.0164 | Exploitation Less Likely |
| High | CVE-2023-24925 | Microsoft Printer Drivers | Remote Code Execution | 8.8 | 0.0164 | Exploitation Less Likely |
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