Microsoft Word Remote Code Execution Vulnerability
CVE-2021-40486

7.8HIGH

Key Information:

Vendor
Microsoft
Status
Microsoft Sharepoint Enterprise Server 2016
Microsoft Sharepoint Enterprise Server 2013 Service Pack 1
Microsoft Sharepoint Server 2019
Microsoft Office 2019
Vendor
CVE Published:
13 October 2021

Summary

Microsoft Word Remote Code Execution Vulnerability

Affected Version(s)

Microsoft Office 2019 32-bit Systems 19.0.0

Microsoft Office Online Server Unknown 16.0.1 < 16.0.10379.20000

Microsoft Office Web Apps Server 2013 Service Pack 1 Unknown 15.0.1 < 15.0.5389.1000

References

https://portal.msrc.microsoft.com/en-US/security-guidance...
x_refsource_MISC
https://www.zerodayinitiative.com/advisories/ZDI-21-1158/
x_refsource_MISC

EPSS Score

1% chance of being exploited in the next 30 days.

CVSS V3.1

Score:
7.8
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
Required
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Collectors

NVD DatabaseMitre Database
.