Microsoft · Security update · November 9, 2021
KB5007192: November 2021 cumulative update for Windows 10 1607
KB5007192, released November 9, 2021, fixes 24 CVEs across 4 products. 3 of them are being exploited (CVE-2021-42287); 3 on CISA KEV. Patch Radar priority: Patch now.
Patch now3 on CISA KEVKnown ransomware use2 publicly disclosed
CVEs closed
24
2 rated Critical
Exploited
3
CVE-2021-42287
Exploitation more likely
2
Microsoft's assessment
Highest EPSS
0.7717
99th percentile
Priority of the 24 CVEs
Patch now 3
Urgent 3
High 12
Routine 6
Applies to
| Product | Build after install |
|---|---|
| Windows 10 Version 1607 for 32-bit Systems | 14393.4770 |
| Windows 10 Version 1607 for x64-based Systems | 14393.4770 |
| Windows Server 2016 | 14393.4770 |
| Windows Server 2016 (Server Core installation) | 14393.4770 |
CVEs this fix closes
| Priority | CVE | Component | Impact | CVSS | EPSS | Exploitation |
|---|---|---|---|---|---|---|
| Patch now | CVE-2021-42287 | Windows Active Directory | Elevation of Privilege | 7.5 | 0.7717 | KEVRansomwareExploited |
| Patch now | CVE-2021-42278 | Windows Active Directory | Elevation of Privilege | 7.5 | 0.7330 | KEVRansomwareExploited |
| Patch now | CVE-2021-41379 | Windows Installer | Elevation of Privilege | 5.5 | 0.1945 | KEVRansomwareExploited |
| Urgent | CVE-2021-38666 | Windows RDP | Remote Code Execution | 8.8 | 0.1518 | More likely |
| Urgent | CVE-2021-41356 | Microsoft Windows | Denial of Service | 7.5 | 0.0302 | More likely |
| Urgent | CVE-2021-42279 | Windows Scripting | Remote Code Execution | 4.2 | 0.0232 | Exploitation Less Likely |
| High | CVE-2021-38665 | Windows RDP | Information Disclosure | 7.4 | 0.0702 | Exploitation Less Likely |
| High | CVE-2021-42282 | Windows Active Directory | Elevation of Privilege | 7.5 | 0.0417 | Exploitation Less Likely |
| High | CVE-2021-42291 | Windows Active Directory | Elevation of Privilege | 7.5 | 0.0417 | Exploitation Less Likely |
| High | CVE-2021-42276 | Microsoft Windows Codecs Library | Remote Code Execution | 7.8 | 0.0249 | Exploitation Less Likely |
| High | CVE-2021-42275 | Windows COM | Remote Code Execution | 8.8 | 0.0210 | Exploitation Less Likely |
| High | CVE-2021-42285 | Windows Kernel | Elevation of Privilege | 7.8 | 0.0055 | Exploitation Less Likely |
| High | CVE-2021-42283 | Windows NTFS | Elevation of Privilege | 8.8 | 0.0049 | Exploitation Less Likely |
| High | CVE-2021-36957 | Windows Desktop Bridge | Elevation of Privilege | 7.8 | 0.0049 | Exploitation Less Likely |
| High | CVE-2021-41366 | Windows Cred SSProvider Protocol | Elevation of Privilege | 7.8 | 0.0049 | Exploitation Less Likely |
| High | CVE-2021-41367 | Windows NTFS | Elevation of Privilege | 7.8 | 0.0049 | Exploitation Less Likely |
| High | CVE-2021-41370 | Windows NTFS | Elevation of Privilege | 7.8 | 0.0049 | Exploitation Less Likely |
| High | CVE-2021-41377 | Windows Fast FAT Driver | Elevation of Privilege | 7.8 | 0.0049 | Exploitation Less Likely |
| Routine | CVE-2021-42284 | Role: Windows Hyper-V | Denial of Service | 6.8 | 0.0376 | Exploitation Less Likely |
| Routine | CVE-2021-38631 | Windows RDP | Information Disclosure | 4.4 | 0.0188 | DisclosedExploitation Less Likely |
| Routine | CVE-2021-41371 | Windows RDP | Information Disclosure | 4.4 | 0.0165 | DisclosedExploitation Less Likely |
| Routine | CVE-2021-42280 | Windows Feedback Hub | Elevation of Privilege | 5.5 | 0.0096 | Exploitation Less Likely |
| Routine | CVE-2021-42277 | Windows Diagnostic Hub | Elevation of Privilege | 5.5 | 0.0087 | Exploitation Less Likely |
| Routine | CVE-2021-42274 | Role: Windows Hyper-V | Denial of Service | 6.8 | 0.0069 | Exploitation Less Likely |
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