Microsoft · Out-of-band update · December 19, 2018

KB4483235: December 2018 cumulative update for Windows 10 1809

KB4483235, released December 19, 2018, fixes 1 CVE across 4 products. One of them is being exploited (CVE-2018-8653); 1 on CISA KEV. Patch Radar priority: Patch now. The product is no longer supported.

Patch now1 on CISA KEVUnsupported product

CVEs closed

None rated Critical

Exploited

CVE-2018-8653

Exploitation more likely

Microsoft's assessment

Highest EPSS

0.2961

98th percentile

Applies to

Product	Version
Internet Explorer 11 on Windows 10 Version 1809 for 32-bit Systems	17763.195
Internet Explorer 11 on Windows 10 Version 1809 for ARM64-based Systems	17763.195
Internet Explorer 11 on Windows 10 Version 1809 for x64-based Systems	17763.195
Internet Explorer 11 on Windows Server 2019	17763.195

CVEs this fix closes

Priority	CVE	Component	Impact	CVSS	EPSS	Exploitation
Patch now	CVE-2018-8653	Internet Explorer	Remote Code Execution	6.4	0.2961	KEVExploited

Released the same day

KB4483187
Internet Explorer 10 on Windows Server 2012, Internet Explorer 11 on Windows 7 for 32-bit Systems Service Pack 1, Internet Explorer 11 on Windows 7 for x64-based Systems Service Pack 1 and 7 more
KB4483228
Internet Explorer 11 on Windows 10 for 32-bit Systems, Internet Explorer 11 on Windows 10 for x64-based Systems
KB4483229
Internet Explorer 11 on Windows 10 Version 1607 for 32-bit Systems, Internet Explorer 11 on Windows 10 Version 1607 for x64-based Systems, Internet Explorer 11 on Windows Server 2016
KB4483230
Internet Explorer 11 on Windows 10 Version 1703 for 32-bit Systems, Internet Explorer 11 on Windows 10 Version 1703 for x64-based Systems
KB4483232
Internet Explorer 11 on Windows 10 Version 1709 for 32-bit Systems, Internet Explorer 11 on Windows 10 Version 1709 for ARM64-based Systems, Internet Explorer 11 on Windows 10 Version 1709 for x64-based Systems
KB4483234
Internet Explorer 11 on Windows 10 Version 1803 for 32-bit Systems, Internet Explorer 11 on Windows 10 Version 1803 for ARM64-based Systems, Internet Explorer 11 on Windows 10 Version 1803 for x64-based Systems

Vendor advisory

https://support.microsoft.com/help/4483235

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