Microsoft Excel 2007 SP3, Excel 2010 SP2, Excel 2013 SP1, Excel 2013 RT SP1, Excel 2016, Office Compatibility Pack SP3, Excel Viewer, Excel Services on SharePoint Server 2007 SP3, and Excel Services on SharePoint Server 2010 SP2 allow remote attackers to obtain sensitive information from process memory or cause a denial of service (out-of-bounds read) via a crafted document, aka "Microsoft Office Information Disclosure Vulnerability."
http://www.securityfocus.com/bid/94721
http://www.securitytracker.com/id/1037441
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2016/ms16-148
Source: MITRE
Published: 2016-12-20
Updated: 2018-10-12
Type: CWE-125
Base Score: 5.8
Vector: AV:N/AC:M/Au:N/C:P/I:N/A:P
Impact Score: 4.9
Exploitability Score: 8.6
Severity: MEDIUM
Base Score: 7.1
Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H
Impact Score: 5.2
Exploitability Score: 1.8
Severity: HIGH