# CVE-2019-0541

A remote code execution vulnerability exists in the way that the MSHTML engine inproperly validates input, aka "MSHTML Engine Remote Code Execution Vulnerability." This affects Microsoft Office, Microsoft Office Word Viewer, Internet Explorer 9, Internet Explorer 11, Microsoft Excel Viewer, Internet Explorer 10, Office 365 ProPlus.

- Page: https://www.vulneraibility.com/cve/CVE-2019-0541
- CVSS: 8.8
- Known exploited: yes, in CISA KEV since 2021-11-03; CISA due date 2022-05-03
- EPSS: 53.20% (percentile 99.0)
- Public exploit code: 1 on Exploit-DB (first 2019-03-13)
- CISA SSVC: exploitation active, automatable no, technical impact total (assessed 2025-02-07)
- Weakness: CWE-77
- Published: 2019-01-08

## Affected versions

- Microsoft Internet Explorer 10: affected Windows Server 2012
- Microsoft Internet Explorer 11: affected Windows 10 for 32-bit Systems; Windows 10 for x64-based Systems; Windows 10 Version 1607 for 32-bit Systems; Windows 10 Version 1607 for x64-based Systems; Windows 10 Version 1703 for 32-bit Systems; Windows 10 Version 1703 for x64-based Systems; Windows 10 Version 1709 for 32-bit Systems; Windows 10 Version 1709 for ARM64-based Systems; Windows 10 Version 1709 for x64-based Systems; Windows 10 Version 1803 for 32-bit Systems; Windows 10 Version 1803 for ARM64-based Systems; Windows 10 Version 1803 for x64-based Systems; Windows 10 Version 1809 for 32-bit Systems; Windows 10 Version 1809 for ARM64-based Systems; Windows 10 Version 1809 for x64-based Systems; Windows 7 for 32-bit Systems Service Pack 1; Windows 7 for x64-based Systems Service Pack 1; Windows 8.1 for 32-bit systems; Windows 8.1 for x64-based systems; Windows RT 8.1; Windows Server 2008 R2 for x64-based Systems Service Pack 1; Windows Server 2012 R2; Windows Server 2016; Windows Server 2019
- Microsoft Internet Explorer 9: affected Windows Server 2008 for 32-bit Systems Service Pack 2; Windows Server 2008 for x64-based Systems Service Pack 2
- Microsoft Microsoft Excel Viewer: affected 2007 Service Pack 3
- Microsoft Microsoft Office: affected 2010 Service Pack 2 (32-bit editions); 2010 Service Pack 2 (64-bit editions); 2013 RT Service Pack 1; 2013 Service Pack 1 (32-bit editions); 2013 Service Pack 1 (64-bit editions); 2016 (32-bit edition); 2016 (64-bit edition); 2019 for 32-bit editions; 2019 for 64-bit editions
- Microsoft Microsoft Office Word Viewer: affected Microsoft Office Word Viewer
- Microsoft Office: affected 365 ProPlus for 32-bit Systems; 365 ProPlus for 64-bit Systems

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

## References

- [other] https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-0541
- [exploit] https://www.exploit-db.com/exploits/46536/
- [other] http://www.securityfocus.com/bid/106402
- [other] https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2019-0541

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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.