Actively exploited · Published Jan 8, 2019 · Assigned by microsoft

CVE-2019-0541

High 8.8 Exploited

In plain English

A high-severity command injection in Internet Explorer 10 from Microsoft. Attackers are actively exploiting it in the wild (listed by CISA on November 3, 2021). The chance it is exploited in the next 30 days is estimated at 53.2% (higher than 99% of all known vulnerabilities). Apply updates per vendor instructions.

Severity (CVSS 3.1)8.8High
Exploit odds (30 days)53.2%top 1.0% of all CVEs
Exploited in the wildYesCISA KEV since Nov 3, 2021
Attack toolingNoneno public tooling known

CISA guidance

Apply updates per vendor instructions.

Federal agencies must remediate by May 3, 2022.

Official description

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.

Affected products (as reported)

VendorProductVersions
Microsoft Microsoft Office 2010 Service Pack 2 (32-bit editions)2010 Service Pack 2 (64-bit editions)2013 RT Service Pack 12013 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
Microsoft Microsoft Office Word Viewer Microsoft Office Word Viewer
Microsoft Internet Explorer 9 Windows Server 2008 for 32-bit Systems Service Pack 2Windows Server 2008 for x64-based Systems Service Pack 2
Microsoft Internet Explorer 11 Windows 10 for 32-bit SystemsWindows 10 for x64-based SystemsWindows 10 Version 1607 for 32-bit SystemsWindows 10 Version 1607 for x64-based SystemsWindows 10 Version 1703 for 32-bit SystemsWindows 10 Version 1703 for x64-based SystemsWindows 10 Version 1709 for 32-bit SystemsWindows 10 Version 1709 for ARM64-based Systems
Microsoft Microsoft Excel Viewer 2007 Service Pack 3
Microsoft Internet Explorer 10 Windows Server 2012
Microsoft Office 365 ProPlus for 32-bit Systems365 ProPlus for 64-bit Systems

Weakness: CWE-77 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

References