Microsoft Excel Remote Code Execution Vulnerability
CVE-2023-33133

7.8HIGH

Key Information:

Vendor
Microsoft
Status
Microsoft Office 2019
Microsoft Office 2019 For Mac
Microsoft Office Online Server
Microsoft 365 Apps For Enterprise
Vendor
CVE Published:
14 June 2023

Summary

A vulnerability exists in Microsoft Excel that allows for remote code execution when a user opens a specially crafted file. Successful exploitation could lead to unauthorized access and control over the user's system. Users are advised to apply the latest security updates as outlined in the vendor advisory to mitigate risks associated with this vulnerability.

Affected Version(s)

Microsoft 365 Apps for Enterprise 32-bit Systems 16.0.1

Microsoft Excel 2013 Service Pack 1 ARM64-based Systems 15.0.0.0 < 15.0.5563.1000

Microsoft Excel 2016 32-bit Systems 16.0.0.0 < 16.0.5400.1000

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE...
vendor-advisory

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

.