PT-2016-2739 · Microsoft · Office Online Server+7

Published 2016-09-13 · Updated 2018-10-12 · CVE-2016-3358

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 Office Compatibility Pack version SP3 Excel Viewer version (affected versions not specified) Excel Services on SharePoint Server versions 2007 SP3 through 2013 SP1 Excel Automation Services on SharePoint Server version 2013 SP1 Office Online Server version (affected versions not specified)

Description The issue is caused by a memory corruption vulnerability that allows remote attackers to execute arbitrary code via a crafted document. This is due to the failure of the Office software to properly handle objects in memory. An attacker who successfully exploits the vulnerability could run arbitrary code in the context of the current user. If the current user is logged on with administrative user rights, an attacker could take control of the affected system, allowing them to install programs, view, change, or delete data, or create new accounts with full user rights.

Recommendations For Microsoft Excel 2007 SP3, update to a newer version to mitigate the risk. For Microsoft Excel 2010 SP2, update to a newer version to mitigate the risk. For Microsoft Excel 2013 SP1, update to a newer version to mitigate the risk. For Microsoft Excel 2016, update to a newer version to mitigate the risk. For Office Compatibility Pack SP3, update to a newer version to mitigate the risk. For Excel Viewer, at the moment, there is no information about a newer version that contains a fix for this vulnerability. For Excel Services on SharePoint Server 2007 SP3, update to a newer version to mitigate the risk. For Excel Services on SharePoint Server 2010 SP2, update to a newer version to mitigate the risk. For Excel Services on SharePoint Server 2013 SP1, update to a newer version to mitigate the risk. For Excel Automation Services on SharePoint Server 2013 SP1, update to a newer version to mitigate the risk. For Office Online Server, 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:2016-02141

CVE-2016-3358

Affected Products

Excel Automation Services

Excel Services

Excel Viewer

Office Excel

Office

Office Compatibility Pack

Office Online Server

Sharepoint Server

References · 10

• https://docs.microsoft.com/en-us/security-updates/securitybulletins/2016/ms16-107 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2016-3358 · Security Note
• https://bdu.fstec.ru/vul/2016-02141 · Security Note
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-3358 · Security Note
• https://osv.dev/vulnerability/CVE-2016-3358 · Vendor Advisory
• https://verisign.com/en_US/security-services/security-intelligence/vulnerability-reports/articles/index.xhtml?id=1227 · Note
• http://technet.microsoft.com/security/bulletin/MS16-107 · Note
• http://technet.microsoft.com/library/security/MS16-107 · Note
• http://securityfocus.com/bid/92791 · Note
• http://securitytracker.com/id/1036785 · Note