Microsoft · Security update · November 12, 2019

KB4525241: November 2019 cumulative update for Windows 10 1709

KB4525241, released November 12, 2019, fixes 50 CVEs across 9 products. 4 of them are being exploited (CVE-2019-1429); 4 on CISA KEV. Patch Radar priority: Patch now. The product is no longer supported.

Patch now4 on CISA KEVKnown ransomware useUnsupported product
CVEs closed
50
8 rated Critical
Exploited
4
CVE-2019-1429
Exploitation more likely
9
Vendor assessment
Highest EPSS
0.7729
99th percentile

Priority of the 50 CVEs

Patch now 4 Urgent 17 High 13 Routine 16

Applies to

ProductBuild after install
Internet Explorer 11 on Windows 10 Version 1709 for 32-bit Systems16299.1508
Internet Explorer 11 on Windows 10 Version 1709 for ARM64-based Systems16299.1508
Internet Explorer 11 on Windows 10 Version 1709 for x64-based Systems16299.1508
Microsoft Edge (EdgeHTML-based) on Windows 10 Version 1709 for 32-bit Systems16299.1508
Microsoft Edge (EdgeHTML-based) on Windows 10 Version 1709 for ARM64-based Systems16299.1508
Microsoft Edge (EdgeHTML-based) on Windows 10 Version 1709 for x64-based Systems16299.1508
Windows 10 Version 1709 for 32-bit Systems16299.1508
Windows 10 Version 1709 for ARM64-based Systems16299.1508
Windows 10 Version 1709 for x64-based Systems16299.1508

CVEs this fix closes

PriorityCVEComponentImpactCVSSEPSSExploitation
Patch now CVE-2019-1429 Microsoft Scripting Engine Remote Code Execution 6.4 0.7729 KEVExploited
Patch now CVE-2019-1405 Microsoft Windows Elevation of Privilege 7.8 0.3017 KEVRansomwareExploited
Patch now CVE-2019-1388 Microsoft Windows Elevation of Privilege 7.8 0.0859 KEVRansomwareExploited
Patch now CVE-2019-1385 Microsoft Windows Elevation of Privilege 7.8 0.0360 KEVRansomwareExploited
Urgent CVE-2019-0721 Windows Hyper-V Remote Code Execution 8.0 0.1212 Exploitation Less Likely
Urgent CVE-2019-1419 Microsoft Graphics Component Remote Code Execution 7.8 0.1161 Exploitation Less Likely
Urgent CVE-2019-0719 Windows Hyper-V Remote Code Execution 8.0 0.1142 Exploitation Less Likely
Urgent CVE-2019-1428 Microsoft Scripting Engine Remote Code Execution 4.2 0.0984 Exploitation Less Likely
Urgent CVE-2019-1426 Microsoft Scripting Engine Remote Code Execution 4.2 0.0976 Exploitation Less Likely
Urgent CVE-2019-1390 Microsoft Scripting Engine Remote Code Execution 6.4 0.0777 More likely
Urgent CVE-2019-1389 Windows Hyper-V Remote Code Execution 7.6 0.0489 N/A
Urgent CVE-2019-1397 Windows Hyper-V Remote Code Execution 7.6 0.0489 Exploitation Less Likely
Urgent CVE-2019-1398 Windows Hyper-V Remote Code Execution 7.6 0.0334 Exploitation Less Likely
Urgent CVE-2019-1436 Microsoft Graphics Component Information Disclosure 5.5 0.0178 More likely
Urgent CVE-2019-1393 Microsoft Graphics Component Elevation of Privilege 7.8 0.0142 More likely
Urgent CVE-2019-1408 Microsoft Graphics Component Elevation of Privilege 7.8 0.0142 More likely
Urgent CVE-2019-1394 Microsoft Graphics Component Elevation of Privilege 7.8 0.0121 More likely
Urgent CVE-2019-1395 Microsoft Graphics Component Elevation of Privilege 7.8 0.0121 More likely
Urgent CVE-2019-1396 Microsoft Graphics Component Elevation of Privilege 7.8 0.0121 More likely
Urgent CVE-2019-1435 Microsoft Graphics Component Elevation of Privilege 7.0 0.0093 More likely
Urgent CVE-2019-1438 Microsoft Graphics Component Elevation of Privilege 7.0 0.0089 More likely
High CVE-2019-1456 Graphic Fonts Remote Code Execution 7.8 0.0970 None reported
High CVE-2019-1384 Microsoft Windows Security Feature Bypass 8.5 0.0699 Exploitation Less Likely
High CVE-2019-1424 Microsoft Windows Security Feature Bypass 8.1 0.0307 Exploitation Less Likely
High CVE-2019-1422 Microsoft Windows Elevation of Privilege 7.8 0.0207 Exploitation Less Likely
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