PT-2015-2716 · Microsoft · Excel For Mac+6

Steven Seeley · Published 2015-11-10 · Updated 2018-10-12 · CVE-2015-6038

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 Excel for Mac versions 2011 through 2016 Office Compatibility Pack version SP3 Excel Viewer Excel Services on SharePoint Server versions 2007 SP3 through 2013 SP1

Description The issue allows remote attackers to execute arbitrary code via a crafted Office document. This is caused by a buffer overflow in the Microsoft Office software. An attacker who successfully exploited this issue 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, then install programs, view, change, or delete data, or create new accounts with full user rights.

Recommendations For Microsoft Excel versions 2007 SP3 through 2016, update to a newer version that contains a fix for this issue. For Excel for Mac versions 2011 through 2016, update to a newer version that contains a fix for this issue. For Office Compatibility Pack version SP3, update to a newer version that contains a fix for this issue. For Excel Viewer, update to a newer version that contains a fix for this issue. For Excel Services on SharePoint Server versions 2007 SP3 through 2013 SP1, update to a newer version that contains a fix for this issue. As a temporary workaround, consider avoiding the use of specially crafted Office documents until a patch is available.

Fix

RCE

Buffer Overflow

Weakness Enumeration

CWE-119

Related Identifiers

BDU:2015-12081

CVE-2015-6038

ZDI-15-543

Affected Products

Excel Services

Excel Viewer

Excel For Mac

Office Excel

Office

Office Compatibility Pack

Sharepoint Server

References · 12

• https://docs.microsoft.com/en-us/security-updates/securitybulletins/2015/ms15-116 · Vendor Advisory
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2015-6038 · Security Note
• https://bdu.fstec.ru/vul/2015-12081 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2015-6038 · Security Note
• https://zerodayinitiative.com/advisories/ZDI-15-543 · Security Note
• http://zerodayinitiative.com/advisories/ZDI-15-543 · Note
• http://securitytracker.com/id/1034118 · Note
• https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2015-6038 · Note
• http://securityfocus.com/bid/77489 · Note
• http://securitytracker.com/id/1034122 · Note
• http://technet.microsoft.com/security/bulletin/MS15-116 · Note
• http://technet.microsoft.com/security/bulletin/ms15-116 · Note