Security Feature Bypass in Microsoft Office Click-to-Run Components
CVE-2019-1449

9.8CRITICAL

Key Information:

Vendor
Microsoft
Vendor
CVE Published:
12 November 2019

Summary

A security feature bypass vulnerability in Microsoft Office Click-to-Run components allows attackers to exploit specially crafted files. This flaw could enable a standard user, any AppContainer sandbox, or Office LPAC Protected View to escalate privileges to SYSTEM. To successfully execute this exploit, an attacker must run a manipulated file, potentially compromising the security of the application and system.

Affected Version(s)

Microsoft Office 2019 for 32-bit editions

Microsoft Office 2019 for 64-bit editions

Office 365 ProPlus 32-bit Systems

References

CVSS V3.1

Score:
9.8
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.