Windows Graphics Component Remote Code Execution Vulnerability
CVE-2023-21823

7.8HIGH

Key Information:

Vendor
Microsoft
Status
Microsoft Office For Android
Microsoft Office For Universal
Microsoft Office For iOS
Windows 10 Version 1809
Vendor
CVE Published:
14 February 2023

Badges

👾 Exploit Exists🟡 Public PoC🟣 EPSS 55%🦅 CISA Reported

Summary

Windows Graphics Component Remote Code Execution Vulnerability

CISA Reported

CISA provides regional cyber and physical services to support security and resilience across the United States. CISA monitor the most dangerious vulnerabilities and have identifed as being exploited but is not known by the CISA to be used in ransomware campaigns. This is subject to change at pace

The CISA's recommendation is: Apply updates per vendor instructions.

Affected Version(s)

Microsoft Office for Android Unknown 16.0.1 < 16.0.16130.20156

Microsoft Office for iOS Unknown 2.0.0 < 2.70.23021003

Microsoft Office for Universal Unknown 16.0.1 < 16.0.14326.21330

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

CVE-2023-21823
Created by Elizarfish

References

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

EPSS Score

55% 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:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • 🦅

    CISA Reported

  • Vulnerability published

  • Vulnerability Reserved

Collectors

NVD DatabaseMitre DatabaseCISA Database1 Proof of Concept(s)
.