# CVE-2023-21823

Windows Graphics Component Remote Code Execution Vulnerability

- Page: https://www.vulneraibility.com/cve/CVE-2023-21823
- CVSS: 7.8
- Known exploited: yes, in CISA KEV since 2023-02-14; CISA due date 2023-03-07
- EPSS: 5.56% (percentile 93.0)
- Unvetted proof-of-concept code on GitHub: 1 GitHub proof of concept (first 2023-04-20)
- CISA SSVC: exploitation active, automatable no, technical impact total (assessed 2024-06-05)
- Weakness: CWE-190
- Published: 2023-02-14

## Affected versions

- Microsoft Microsoft Office for Android: affected >= 16.0.1 and < 16.0.16130.20156
- Microsoft Microsoft Office for iOS: affected >= 2.0.0 and < 2.70.23021003
- Microsoft Microsoft Office for Universal: affected >= 16.0.1 and < 16.0.14326.21330
- Microsoft Windows 10 Version 1507: affected >= 10.0.10240.0 and < 10.0.10240.19747
- Microsoft Windows 10 Version 1607: affected >= 10.0.14393.0 and < 10.0.14393.5717
- Microsoft Windows 10 Version 1809: affected >= 10.0.17763.0 and < 10.0.17763.4010; >= 10.0.0 and < 10.0.17763.4010
- Microsoft Windows 10 Version 20H2: affected >= 10.0.0 and < 10.0.19042.2604
- Microsoft Windows 10 Version 21H2: affected >= 10.0.19043.0 and < 10.0.19044.2604
- Microsoft Windows 10 Version 22H2: affected >= 10.0.19045.0 and < 10.0.19045.2604
- Microsoft Windows 11 version 21H2: affected >= 10.0.0 and < 10.0.22621.1574
- Microsoft Windows 11 version 22H2: affected >= 10.0.22621.0 and < 10.0.22621.1265
- Microsoft Windows Server 2008 R2 Service Pack 1: affected >= 6.1.7601.0 and < 6.1.7601.26366
- Microsoft Windows Server 2008 R2 Service Pack 1 (Server Core installation): affected >= 6.1.7601.0 and < 6.1.7601.26366
- Microsoft Windows Server 2008 Service Pack 2: affected >= 6.0.6003.0 and < 6.0.6003.21915
- Microsoft Windows Server 2008  Service Pack 2: affected >= 6.0.6003.0 and < 6.0.6003.21915
- Microsoft Windows Server 2008 Service Pack 2 (Server Core installation): affected >= 6.0.6003.0 and < 6.0.6003.21915
- Microsoft Windows Server 2012: affected >= 6.2.9200.0 and < 6.2.9200.24116
- Microsoft Windows Server 2012 R2: affected >= 6.3.9600.0 and < 6.3.9600.20821
- Microsoft Windows Server 2012 R2 (Server Core installation): affected >= 6.3.9600.0 and < 6.3.9600.20821
- Microsoft Windows Server 2012 (Server Core installation): affected >= 6.2.9200.0 and < 6.2.9200.24116
- Microsoft Windows Server 2016: affected >= 10.0.14393.0 and < 10.0.14393.5717
- Microsoft Windows Server 2016 (Server Core installation): affected >= 10.0.14393.0 and < 10.0.14393.5717
- Microsoft Windows Server 2019: affected >= 10.0.17763.0 and < 10.0.17763.4010
- Microsoft Windows Server 2019 (Server Core installation): affected >= 10.0.17763.0 and < 10.0.17763.4010
- Microsoft Windows Server 2022: affected >= 10.0.20348.0 and < 10.0.20348.1547

A version outside these ranges is not a statement that it is unaffected.

## References

- [patch] https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-21823
- [other] https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2023-21823

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Summary, impact and action are written by the vulneraibility.com AI analysis pipeline from the CVE record, NVD, CISA and FIRST data; verify against the references.