Microsoft · Security update · October 9, 2018

KB4462926: October 2018 security update

KB4462926, released October 9, 2018, fixes 17 CVEs across 9 products. One of them is being exploited (CVE-2018-8453); 1 on CISA KEV. Patch Radar priority: Patch now.

Patch now1 on CISA KEVKnown ransomware use1 publicly disclosed
CVEs closed
17
4 rated Critical
Exploited
1
CVE-2018-8453
Exploitation more likely
6
Vendor assessment
Highest EPSS
0.7004
99th percentile

Priority of the 17 CVEs

Patch now 1 Urgent 8 High 2 Routine 6

Applies to

Product
Internet Explorer 11 on Windows 8.1 for 32-bit systems
Internet Explorer 11 on Windows 8.1 for x64-based systems
Internet Explorer 11 on Windows RT 8.1
Internet Explorer 11 on Windows Server 2012 R2
Windows 8.1 for 32-bit systems
Windows 8.1 for x64-based systems
Windows RT 8.1
Windows Server 2012 R2
Windows Server 2012 R2 (Server Core installation)

CVEs this fix closes

PriorityCVEComponentImpactCVSSEPSSExploitation
Patch now CVE-2018-8453 Microsoft Graphics Component Elevation of Privilege 7.0 0.7004 KEVRansomwareExploited
Urgent CVE-2018-8413 Windows Shell Remote Code Execution 5.0 0.4625 More likely
Urgent CVE-2018-8494 Microsoft XML Core Services Remote Code Execution 7.5 0.2209 Exploitation Less Likely
Urgent CVE-2018-8460 Internet Explorer Remote Code Execution 7.5 0.2067 More likely
Urgent CVE-2018-8491 Internet Explorer Remote Code Execution 7.5 0.1279 More likely
Urgent CVE-2018-8489 Windows Hyper-V Remote Code Execution 7.6 0.0440 Exploitation Less Likely
Urgent CVE-2018-8411 Microsoft Windows Elevation of Privilege 7.0 0.0307 More likely
Urgent CVE-2018-8333 Microsoft Windows Elevation of Privilege 7.0 0.0187 More likely
Urgent CVE-2018-8486 Microsoft Graphics Component Information Disclosure 4.7 0.0175 More likely
High CVE-2018-8423 Microsoft JET Database Engine Remote Code Execution 7.8 0.3215 DisclosedExploitation Less Likely
High CVE-2018-8484 Microsoft Graphics Component Elevation of Privilege 7.0 0.0118 Exploitation Less Likely
Routine CVE-2018-8472 Microsoft Graphics Component Information Disclosure 4.7 0.1887 Exploitation Less Likely
Routine CVE-2018-8493 Microsoft Windows Information Disclosure 5.9 0.0890 N/A
Routine CVE-2018-8481 Windows Media Player Information Disclosure 3.5 0.0500 Exploitation Less Likely
Routine CVE-2018-8482 Windows Media Player Information Disclosure 3.5 0.0500 Exploitation Less Likely
Routine CVE-2018-8320 Microsoft Windows DNS Security Feature Bypass 4.3 0.0465 Exploitation Less Likely
Routine CVE-2018-8330 Windows Kernel Information Disclosure 4.7 0.0254 Exploitation Less Likely
Showing 1 to 17 of 17 1