Intrusion Prevention

MS.Office.Excel.CVE-2017-11935.Use.Afer.Free

Description

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

Affected Products

Microsoft Office 2016 Click-to-Run (C2R) for 32-bit editions
Microsoft Office 2016 Click-to-Run (C2R) for 64-bit editions

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-2017-11935

CVE References

CVE-2017-11935