Microsoft · Security update · December 8, 2020

KB4593467: December 2020 security update

KB4593467, released December 8, 2020, fixes 1 CVE in Microsoft Exchange Server 2010 Service Pack 3 Update Rollup 31. One of them is being exploited (CVE-2020-17144); 1 on CISA KEV. Patch Radar priority: Patch now. The product is no longer supported.

Patch now1 on CISA KEVUnsupported product
CVEs closed
1
None rated Critical
Exploited
1
CVE-2020-17144
Exploitation more likely
0
Microsoft's assessment
Highest EPSS
0.3651
98th percentile

Applies to

CVEs this fix closes

PriorityCVEComponentImpactCVSSEPSSExploitation
Patch now CVE-2020-17144 Microsoft Exchange ServerRemote Code Execution8.4 0.3651 KEVExploited
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