Microsoft Office 2007/2010 memory corruption

CVSS Meta Temp Score
CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.
Current Exploit Price (≈)
Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.
CTI Interest Score
Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.

A vulnerability has been found in Microsoft Office 2007/2010 (Office Suite Software) and classified as critical. Affected by this vulnerability is some unknown functionality. The manipulation with an unknown input leads to a memory corruption vulnerability. The CWE definition for the vulnerability is CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

Microsoft Office 2007 SP3 and Office 2010 SP2 allow remote attackers to execute arbitrary code via a crafted Office document, aka "Microsoft Office Memory Corruption Vulnerability."

The weakness was released 12/08/2015 by Kai Lu with Fortinet's FortiGuard Labs as MS15-131 as confirmed bulletin (Technet). The advisory is shared at This vulnerability is known as CVE-2015-6118 since 08/14/2015. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Neither technical details nor an exploit are publicly available.

The vulnerability scanner Nessus provides a plugin with the ID 87260 (MS15-131: Security Update for Microsoft Office to Address Remote Code Execution (3116111)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Windows : Microsoft Bulletins and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 110262 (Microsoft Office Remote Code Execution Vulnerabilities (MS15-131)).

Applying the patch MS15-131 is able to eliminate this problem. The bugfix is ready for download at A possible mitigation has been published immediately after the disclosure of the vulnerability. Furthermore it is possible to detect and prevent this kind of attack with TippingPoint and the filter 22075.

The vulnerability is also documented in the vulnerability database at Tenable (87260).







CPE 2.3info

CPE 2.2info


VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍


VulDB Meta Base Score: 7.3
VulDB Meta Temp Score: 7.0

VulDB Base Score: 7.3
VulDB Temp Score: 7.0
VulDB Vector: 🔍
VulDB Reliability: 🔍



VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍


Class: Memory corruption
CWE: CWE-119

Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍


Nessus ID: 87260
Nessus Name: MS15-131: Security Update for Microsoft Office to Address Remote Code Execution (3116111)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 100868
OpenVAS Name: Microsoft Office Suite Remote Code Execution Vulnerabilities (3116111)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍


Recommended: Patch
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍

Patch: MS15-131
TippingPoint: 🔍


08/14/2015 🔍
12/08/2015 +116 days 🔍
12/08/2015 +0 days 🔍
12/08/2015 +0 days 🔍
12/08/2015 +0 days 🔍
12/08/2015 +0 days 🔍
12/09/2015 +1 days 🔍
12/09/2015 +0 days 🔍
12/09/2015 +0 days 🔍
06/29/2022 +2394 days 🔍



Advisory: MS15-131
Researcher: Kai Lu
Organization: Fortinet's FortiGuard Labs
Status: Confirmed

CVE: CVE-2015-6118 (🔍)
SecurityTracker: 1034324
Vulnerability Center: 54911 - [MS15-131] Microsoft Office 2007 SP3 and 2010 SP2 Remote Code Execution - CVE-2015-6118, Critical
SecurityFocus: 78546 - Microsoft Office CVE-2015-6118 Memory Corruption Vulnerability


Created: 12/09/2015 12:18 PM
Updated: 06/29/2022 08:45 AM
Changes: 12/09/2015 12:18 PM (69), 05/12/2018 09:25 AM (11), 06/29/2022 08:45 AM (3)
Complete: 🔍
Cache ID: 100:A5F:40


No comments yet. Languages: en.

Please log in to comment.

Do you know our Splunk app?

Download it now for free!