Intrusion Prevention

MS.IE.Cross.Domain.Policies.Handling.Privilege.Elevation

Description

This indicates an attack attempt to exploit a Privilege Escalation vulnerability in Microsoft Internet Explorer.
The vulnerability is due to insufficient validation of cross domain policies in the application. An attacker can exploit this by tricking an unsuspecting user into visiting a malicious webpage and gain elevated privileges on vulnerable systems.

Affected Products

Internet Explorer 11 on Windows 8.1 for 32-bit systems
Internet Explorer 11 on Windows 8.1 for x64-based systems
Internet Explorer 11 on Windows RT 8.1
Internet Explorer 11 on Windows Server 2012 R2
Internet Explorer 11 on Windows 10 for 32-bit Systems
Internet Explorer 11 on Windows 10 for x64-based Systems
Internet Explorer 11 on Windows 10 Version 1511 for 32-bit Systems
Internet Explorer 11 on Windows 10 Version 1511 for x64-based Systems
Internet Explorer 11 on Windows Server 2016
Internet Explorer 11 on Windows 10 Version 1607 for 32-bit Systems
Internet Explorer 11 on Windows 10 Version 1607 for x64-based Systems
Internet Explorer 11 on Windows 10 Version 1703 for 32-bit Systems
Internet Explorer 11 on Windows 10 Version 1703 for x64-based Systems
Internet Explorer 10 on Windows Server 2012

Impact

Privilege Escalation: Remote attackers can leverage their privileges on vulnerable systems.

Recommended Actions

Apply the most recent upgrade or patch from the vendor.
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2017-0210

CVE References

CVE-2017-0210