Intrusion Prevention

MS.Office.Excel.Uninitialized.Heap.Memory.Corruption

Description

This indicates an attack attempt to exploit a Memory Corruption vulnerability in Microsoft Office.
The vulnerability is due to improper handling of objects when the vulnerable software attempts to access a specially crafted excel format file. An attacker can exploit this to execute arbitrary code within the context of the logged in user via a crafted excel format file.

Affected Products

Microsoft Excel 2007 Service Pack 3
Microsoft Office Compatibility Pack Service Pack 3
Microsoft Excel Viewer

Impact

System Compromise: Remote attackers can gain control of vulnerable systems.

Recommended Actions

Apply the most recent upgrade or patch from the vendor.
http://technet.microsoft.com/security/bulletin/MS17-014

CVE References

CVE-2017-0052