Microsoft · Out-of-band update · August 9, 2016

KB3176493: August 2016 cumulative update for Windows 10 1511

KB3176493, released August 9, 2016, fixes 16 CVEs across 6 products. One of them is being exploited (CVE-2016-3309); 1 on CISA KEV. Patch Radar priority: Patch now. The product is no longer supported.

Patch now1 on CISA KEVKnown ransomware useUnsupported product
CVEs closed
16
8 rated Critical
Exploited
1
CVE-2016-3309
Exploitation more likely
11
Vendor assessment
Highest EPSS
0.4627
98th percentile

Priority of the 16 CVEs

Patch now 1 Urgent 12 High 0 Routine 3

Applies to

ProductBuild after install
Internet Explorer 11 on Windows 10 Version 1511 for 32-bit Systems10586.545
Internet Explorer 11 on Windows 10 Version 1511 for x64-based Systems10586.545
Microsoft Edge (EdgeHTML-based) on Windows 10 Version 1511 for 32-bit Systems10586.545
Microsoft Edge (EdgeHTML-based) on Windows 10 Version 1511 for x64-based Systems10586.545
Windows 10 Version 1511 for 32-bit Systems10586.545
Windows 10 Version 1511 for x64-based Systems10586.545

CVEs this fix closes

PriorityCVEComponentImpactCVSSEPSSExploitation
Patch now CVE-2016-3309 Windows Kernel-Mode Drivers Elevation of Privilege n/a 0.2047 KEVRansomwareExploited
Urgent CVE-2016-3288 Internet Explorer Remote Code Execution 7.1 0.4627 More likely
Urgent CVE-2016-3301 Microsoft Graphics Component Remote Code Execution 8.8 0.4449 More likely
Urgent CVE-2016-3321 Internet Explorer Information Disclosure 2.6 0.3795 More likely
Urgent CVE-2016-3319 Microsoft Windows PDF Remote Code Execution 4.2 0.1854 Exploitation Less Likely
Urgent CVE-2016-3289 Microsoft Browsers Remote Code Execution 7.1 0.1770 More likely
Urgent CVE-2016-3290 Internet Explorer Remote Code Execution 7.1 0.1643 More likely
Urgent CVE-2016-3296 Microsoft Edge Remote Code Execution 4.2 0.1487 More likely
Urgent CVE-2016-3293 Microsoft Browsers Remote Code Execution 7.1 0.1473 More likely
Urgent CVE-2016-3322 Microsoft Browsers Remote Code Execution 7.1 0.1451 More likely
Urgent CVE-2016-3308 Windows Kernel-Mode Drivers Elevation of Privilege n/a 0.0642 More likely
Urgent CVE-2016-3310 Windows Kernel-Mode Drivers Elevation of Privilege n/a 0.0263 More likely
Urgent CVE-2016-3311 Windows Kernel-Mode Drivers Elevation of Privilege n/a 0.0153 More likely
Routine CVE-2016-3327 Microsoft Browsers Information Disclosure 6.4 0.1592 Exploitation Less Likely
Routine CVE-2016-3329 Microsoft Browsers Information Disclosure 6.4 0.1592 Exploitation Unlikely
Routine CVE-2016-3312 ActiveSyncProvider Information Disclosure 4.3 0.0965 Exploitation Unlikely
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