PT-2016-2480 · Microsoft · Office Compatibility Pack+4

Published 2016-07-12 · Updated 2018-10-12 · CVE-2016-3284

Positive Technologies (AI Summary)

CVSS v2.0

9.3

High

Base vector

AV:N/AC:M/Au:N/C:C/I:C/A:C

Name of the Vulnerable Software and Affected Versions Microsoft Excel versions 2007 SP3 through 2016 Microsoft Excel for Mac versions 2011 through 2016 Office Compatibility Pack version SP3 Excel Viewer (affected versions not specified)

Description The issue is caused by a buffer overflow in Microsoft Excel, Microsoft Office Compatibility Pack, and Microsoft Excel Viewer, allowing a remote attacker to execute arbitrary code via a specially crafted Office document. Multiple remote code execution vulnerabilities exist in Microsoft Office software due to improper handling of objects in memory. An attacker who successfully exploits the vulnerabilities could run arbitrary code in the context of the current user, potentially taking control of the affected system if the user has administrative rights. Exploitation requires a user to open a specially crafted file with an affected version of Microsoft Office software.

Recommendations For Microsoft Excel versions 2007 SP3 through 2016, update to a version that includes the fix for this issue. For Microsoft Excel for Mac versions 2011 through 2016, update to a version that includes the fix for this issue. For Office Compatibility Pack version SP3, update to a version that includes the fix for this issue. For Excel Viewer, at the moment, there is no information about a newer version that contains a fix for this vulnerability.

RCE

Buffer Overflow

Weakness Enumeration

CWE-119

Related Identifiers

BDU:2016-01871

CVE-2016-3284

Affected Products

Excel Viewer

Office Excel

Excel For Mac

Office

Office Compatibility Pack

References · 9

• https://nvd.nist.gov/vuln/detail/CVE-2016-3284 · Security Note
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-3284 · Security Note
• https://osv.dev/vulnerability/CVE-2016-3284 · Vendor Advisory
• https://bdu.fstec.ru/vul/2016-01871 · Security Note
• https://docs.microsoft.com/en-us/security-updates/securitybulletins/2016/ms16-088 · Vendor Advisory
• http://securityfocus.com/bid/91594 · Note
• http://technet.microsoft.com/library/security/ms16-088 · Note
• http://securitytracker.com/id/1036274 · Note
• http://technet.microsoft.com/security/bulletin/MS16-088 · Note