Microsoft · Security update · January 10, 2023
KB5002331: January 2023 security update
KB5002331, released January 10, 2023, fixes 3 CVEs in Microsoft SharePoint Server Subscription Edition. None of them is reported as exploited. Patch Radar priority: Urgent.
Urgent
CVEs closed
3
1 rated Critical
Exploited
0
None reported
Exploitation more likely
1
Vendor assessment
Highest EPSS
0.5579
99th percentile
Priority of the 3 CVEs
Patch now 0
Urgent 1
High 2
Routine 0
Applies to
CVEs this fix closes
| Priority | CVE | Component | Impact | CVSS | EPSS | Exploitation |
|---|---|---|---|---|---|---|
| Urgent | CVE-2023-21743 | Microsoft Office SharePoint | Security Feature Bypass | 5.3 | 0.0116 | More likely |
| High | CVE-2023-21742 | Microsoft Office SharePoint | Remote Code Execution | 8.8 | 0.5579 | Exploitation Less Likely |
| High | CVE-2023-21744 | Microsoft Office SharePoint | Remote Code Execution | 8.8 | 0.0292 | Exploitation Less Likely |
Showing 1 to 3 of 3
1