VDB-76491 · CVE-2015-2415 · BID 75647

Microsoft Excel 2007 SP3/2010 SP2/2013 RT SP1/2013 SP1 Office Document 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.
7.0	$0-$5k	0.00

A vulnerability classified as critical has been found in Microsoft Excel 2007 SP3/2010 SP2/2013 RT SP1/2013 SP1 (Spreadsheet Software). This affects some unknown functionality of the component Office Document Handler. The manipulation with an unknown input leads to a memory corruption vulnerability. CWE is classifying the issue as CWE-119. The software 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. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

Microsoft Excel 2007 SP3, Excel 2010 SP2, Excel 2013 SP1, Excel 2013 RT SP1, and Office Compatibility Pack SP3 allow remote attackers to execute arbitrary code or cause a denial of service (memory corruption) via a crafted Office document, aka "Microsoft Office Memory Corruption Vulnerability."

The weakness was released 07/14/2015 (Website). It is possible to read the advisory at technet.microsoft.com. This vulnerability is uniquely identified as CVE-2015-2415 since 03/19/2015. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. The technical details are unknown and an exploit is not publicly available.

The vulnerability scanner Nessus provides a plugin with the ID 84739 (MS15-070: Vulnerabilities in Microsoft Office Could Allow Remote Code Execution (3072620)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Windows : Microsoft Bulletins. The commercial vulnerability scanner Qualys is able to test this issue with plugin 110257 (Microsoft Office Multiple Remote Code Execution Vulnerabilities (MS15-070)).

Applying a patch is able to eliminate this problem. Furthermore it is possible to detect and prevent this kind of attack with TippingPoint and the filter 20174.

The vulnerability is also documented in the databases at Vulnerability Center (SBV-51209) and Tenable (84739). Entries connected to this vulnerability are available at 76462, 76463, 76464 and 76465.

Productinfo

Type

Spreadsheet Software

Vendor

Microsoft

Name

Excel

License

commercial

CPE 2.3info

CPE 2.2info

CVSSv3info

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: 🔍

CVSSv2info

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Exploitinginfo

Class: Memory corruption
CWE: CWE-119
ATT&CK: Unknown

Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 84739
Nessus Name: MS15-070: Vulnerabilities in Microsoft Office Could Allow Remote Code Execution (3072620)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍

OpenVAS ID: 801345
OpenVAS Name: Microsoft Office Excel Multiple Remote Code Execution Vulnerabilities (3072620)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍