Microsoft · Security update · December 8, 2020
KB4493138: December 2020 security update
KB4493138, released December 8, 2020, fixes 5 CVEs in Microsoft SharePoint Foundation 2013 Service Pack 1. None of them is reported as exploited. Patch Radar priority: Urgent. The product is no longer supported.
UrgentUnsupported product
CVEs closed
5
2 rated Critical
Exploited
0
None reported
Exploitation more likely
2
Vendor assessment
Highest EPSS
0.0379
90th percentile
Priority of the 5 CVEs
Patch now 0
Urgent 2
High 2
Routine 1
Applies to
CVEs this fix closes
| Priority | CVE | Component | Impact | CVSS | EPSS | Exploitation |
|---|---|---|---|---|---|---|
| Urgent | CVE-2020-17118 | Microsoft Office SharePoint | Remote Code Execution | 8.1 | 0.0379 | More likely |
| Urgent | CVE-2020-17121 | Microsoft Office SharePoint | Remote Code Execution | 8.8 | 0.0305 | More likely |
| High | CVE-2020-17089 | Microsoft Office SharePoint | Elevation of Privilege | 7.1 | 0.0289 | Exploitation Less Likely |
| High | CVE-2020-17115 | Microsoft Office SharePoint | Spoofing | 8.0 | 0.0268 | Exploitation Less Likely |
| Routine | CVE-2020-17120 | Microsoft Office SharePoint | Information Disclosure | 5.3 | 0.0310 | Exploitation Less Likely |
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