MS.IE.VBScript.Dynamic.Array.Use.After.Free

Description

This indicates an attack attempt to exploit a Use After Free Vulnerability in Microsoft Internet Explorer.
The vulnerability is due to an error in the vulnerable application when handling a maliciously crafted request. A remote attacker may be able to exploit this to execute arbitrary code within the context of the application, via a crafted request.

Affected Products

Microsoft Internet Explorer 9
Microsoft Internet Explorer 10
Microsoft Internet Explorer 11

Impact

System Compromise: Remote attackers can gain control of 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-2018-8373

References