Microsoft · Security update · August 14, 2018

KB4343901: August 2018 security update

KB4343901, released August 14, 2018, fixes 18 CVEs across 3 products. One of them is being exploited (CVE-2018-8373); 1 on CISA KEV. Patch Radar priority: Patch now.

Patch now1 on CISA KEV1 publicly disclosed
CVEs closed
18
3 rated Critical
Exploited
1
CVE-2018-8373
Exploitation more likely
8
Vendor assessment
Highest EPSS
0.6734
99th percentile

Priority of the 18 CVEs

Patch now 1 Urgent 8 High 3 Routine 6

Applies to

Product
Internet Explorer 10 on Windows Server 2012
Windows Server 2012
Windows Server 2012 (Server Core installation)

CVEs this fix closes

PriorityCVEComponentImpactCVSSEPSSExploitation
Patch now CVE-2018-8373 Microsoft Scripting Engine Remote Code Execution 6.4 0.6177 KEVDisclosedExploited
Urgent CVE-2018-8353 Microsoft Scripting Engine Remote Code Execution 6.4 0.6734 More likely
Urgent CVE-2018-8389 Microsoft Scripting Engine Remote Code Execution 6.4 0.3035 More likely
Urgent CVE-2018-8344 Microsoft Graphics Component Remote Code Execution 7.8 0.2298 More likely
Urgent CVE-2018-8371 Microsoft Scripting Engine Remote Code Execution 6.4 0.1538 More likely
Urgent CVE-2018-8385 Microsoft Scripting Engine Remote Code Execution 7.5 0.1517 More likely
Urgent CVE-2018-8345 Microsoft Windows Remote Code Execution 7.5 0.1490 More likely
Urgent CVE-2018-8403 Microsoft Browsers Remote Code Execution 4.2 0.1337 More likely
Urgent CVE-2018-8404 Windows Kernel Elevation of Privilege 7.0 0.0122 More likely
High CVE-2018-8349 Windows COM Remote Code Execution 7.0 0.2340 Exploitation Less Likely
High CVE-2018-8343 Windows NDIS Elevation of Privilege 7.0 0.0129 Exploitation Less Likely
High CVE-2018-8339 Windows Installer Elevation of Privilege 7.4 0.0116 Exploitation Less Likely
Routine CVE-2018-8316 Internet Explorer Remote Code Execution 6.4 0.1450 Exploitation Less Likely
Routine CVE-2018-8394 Microsoft Graphics Component Information Disclosure 4.7 0.0851 Exploitation Less Likely
Routine CVE-2018-8398 Microsoft Graphics Component Information Disclosure 4.7 0.0851 Exploitation Less Likely
Routine CVE-2018-8351 Microsoft Browsers Information Disclosure 4.2 0.0839 Exploitation Less Likely
Routine CVE-2018-8341 Windows Kernel Information Disclosure 4.7 0.0285 Exploitation Less Likely
Routine CVE-2018-8348 Windows Kernel Information Disclosure 4.7 0.0235 Exploitation Less Likely
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