Microsoft · Security update · March 16, 2021
KB4493239: March 2021 security update
KB4493239, released March 16, 2021, fixes 3 CVEs across 3 products. None of them is reported as exploited. Patch Radar priority: High. The product is no longer supported.
HighUnsupported product
CVEs closed
3
None rated Critical
Exploited
0
None reported
Exploitation more likely
0
Vendor assessment
Highest EPSS
0.0458
91st percentile
Priority of the 3 CVEs
Patch now 0
Urgent 0
High 3
Routine 0
Applies to
| Product |
|---|
| Microsoft Excel 2013 RT Service Pack 1 |
| Microsoft Excel 2013 Service Pack 1 (32-bit editions) |
| Microsoft Excel 2013 Service Pack 1 (64-bit editions) |
CVEs this fix closes
| Priority | CVE | Component | Impact | CVSS | EPSS | Exploitation |
|---|---|---|---|---|---|---|
| High | CVE-2021-27053 | Microsoft Office Excel | Remote Code Execution | 7.8 | 0.0458 | Exploitation Less Likely |
| High | CVE-2021-27054 | Microsoft Office Excel | Remote Code Execution | 7.8 | 0.0432 | Exploitation Less Likely |
| High | CVE-2021-27057 | Microsoft Office Excel | Remote Code Execution | 7.8 | 0.0432 | Exploitation Less Likely |
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