Rewterz Threat Advisory – CVE-2019-0541 – Microsoft Internet Explorer MSHTML Engine Code Execution Vulnerability

SEVERITY: Medium

ANALYSIS SUMMARY

A vulnerability has been reported in Microsoft Internet Explorer, which can be exploited by malicious people to compromise a vulnerable system.

CVE-2019-0541
Microsoft Internet Explorer is vulnerable to a remote code execution flaw which exists in the way the MSHTML engine improperly 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.

IMPACT

Remote Code Execution
System access

AFFECTED PRODUCTS

Microsoft Internet Explorer 9.x
Microsoft Internet Explorer 10.x
Microsoft Internet Explorer 11.x

REMEDIATION

Vendor has released update for the following vulnerabilities.

• Internet Explorer 11 on Windows 7 for 32-bit Systems Service Pack 1 (KB4480970):
  https://catalog.update.microsoft.com/v7/site/Search.aspx?q=KB4480970

• Internet Explorer 10 on Windows Server 2012 (KB4480975):
  https://catalog.update.microsoft.com/v7/site/Search.aspx?q=KB4480975
• Internet Explorer 11 on Windows 10 for 32-bit Systems (KB4480962):
  https://catalog.update.microsoft.com/v7/site/Search.aspx?q=KB4480962

• Internet Explorer 11 on Windows 10 Version 1709 for 32-bit Systems (KB4480978):
  https://catalog.update.microsoft.com/v7/site/Search.aspx?q=KB4480978

• Internet Explorer 11 on Windows 10 Version 1809 for ARM64-based Systems (KB4480116):
  https://catalog.update.microsoft.com/v7/site/Search.aspx?q=KB4480116

• Internet Explorer 11 on Windows 10 Version 1809 for x64-based Systems (KB4480116):
• Internet Explorer 11 on Windows Server 2019 (KB4480116):
  https://catalog.update.microsoft.com/v7/site/Search.aspx?q=KB4480116

• Internet Explorer 11 on Windows 10 Version 1809 for 32-bit Systems (KB4480116):
  https://catalog.update.microsoft.com/v7/site/Search.aspx?q=KB4480116

• Internet Explorer 11 on Windows Server 2016 (KB4480961):
• Internet Explorer 11 on Windows 10 Version 1607 for x64-based Systems (KB4480961):
  https://catalog.update.microsoft.com/v7/site/Search.aspx?q=KB4480961

• Internet Explorer 11 on Windows 10 Version 1607 for 32-bit Systems (KB4480961):
  https://catalog.update.microsoft.com/v7/site/Search.aspx?q=KB4480961

• Internet Explorer 11 on Windows 10 for x64-based Systems (KB4480962):
  https://catalog.update.microsoft.com/v7/site/Search.aspx?q=KB4480962

• Internet Explorer 11 on Windows RT 8.1 (KB4480963):
  Apply update (please see the vendor’s service database for details).

• Internet Explorer 11 on Windows 8.1 for x64-based systems (KB4480963):
• Internet Explorer 11 on Windows Server 2012 R2 (KB4480963):
  https://catalog.update.microsoft.com/v7/site/Search.aspx?q=KB4480963

• Internet Explorer 11 on Windows 8.1 for 32-bit systems (KB4480963):
  https://catalog.update.microsoft.com/v7/site/Search.aspx?q=KB4480963

• Internet Explorer 11 on Windows 7 for x64-based Systems Service Pack 1 (KB4480965):
• Internet Explorer 11 on Windows Server 2008 R2 for x64-based Systems Service Pack 1 (KB4480965):
  https://catalog.update.microsoft.com/v7/site/Search.aspx?q=KB4480965

• Internet Explorer 11 on Windows 7 for 32-bit Systems Service Pack 1 (KB4480965):
  https://catalog.update.microsoft.com/v7/site/Search.aspx?q=KB4480965

• Internet Explorer 11 on Windows 8.1 for x64-based systems (KB4480965):
• Internet Explorer 11 on Windows Server 2012 R2 (KB4480965):
  https://catalog.update.microsoft.com/v7/site/Search.aspx?q=KB4480965

• Internet Explorer 11 on Windows 8.1 for 32-bit systems (KB4480965):
  https://catalog.update.microsoft.com/v7/site/Search.aspx?q=KB4480965

• Internet Explorer 9 on Windows Server 2008 for x64-based Systems Service Pack 2 (KB4480965):
  https://catalog.update.microsoft.com/v7/site/Search.aspx?q=KB4480965

• Internet Explorer 9 on Windows Server 2008 for 32-bit Systems Service Pack 2 (KB4480965):
  https://catalog.update.microsoft.com/v7/site/Search.aspx?q=KB4480965

• Internet Explorer 10 on Windows Server 2012 (KB4480965):
  https://catalog.update.microsoft.com/v7/site/Search.aspx?q=KB4480965

• Internet Explorer 11 on Windows 10 Version 1803 for ARM64-based Systems (KB4480966):
  https://catalog.update.microsoft.com/v7/site/Search.aspx?q=KB4480966

• Internet Explorer 11 on Windows 10 Version 1803 for x64-based Systems (KB4480966):
  https://catalog.update.microsoft.com/v7/site/Search.aspx?q=KB4480966

• Internet Explorer 11 on Windows 10 Version 1803 for 32-bit Systems (KB4480966):
  https://catalog.update.microsoft.com/v7/site/Search.aspx?q=KB4480966

• Internet Explorer 9 on Windows Server 2008 for x64-based Systems Service Pack 2 (KB4480968):
  https://catalog.update.microsoft.com/v7/site/Search.aspx?q=KB4480968
• Internet Explorer 9 on Windows Server 2008 for 32-bit Systems Service Pack 2 (KB4480968):
  https://catalog.update.microsoft.com/v7/site/Search.aspx?q=KB4480968
• Internet Explorer 11 on Windows 7 for x64-based Systems Service Pack 1 (KB4480970):
• Internet Explorer 11 on Windows Server 2008 R2 for x64-based Systems Service Pack 1 (KB4480970):
  https://catalog.update.microsoft.com/v7/site/Search.aspx?q=KB4480970

• Internet Explorer 11 on Windows 10 Version 1703 for x64-based Systems (KB4480973):
  https://catalog.update.microsoft.com/v7/site/Search.aspx?q=KB4480973

• Internet Explorer 11 on Windows 10 Version 1703 for 32-bit Systems (KB4480973):
  https://catalog.update.microsoft.com/v7/site/Search.aspx?q=KB4480973

• Internet Explorer 11 on Windows 10 Version 1709 for ARM64-based Systems (KB4480978):
  https://catalog.update.microsoft.com/v7/site/Search.aspx?q=KB4480978

• Internet Explorer 11 on Windows 10 Version 1709 for x64-based Systems (KB4480978):
  https://catalog.update.microsoft.com/v7/site/Search.aspx?q=KB4480978