Microsoft Excel 2003 resource management

CVSS Meta Temp Score
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CTI Interest Score
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7.0$0-$5k0.00

A vulnerability classified as critical was found in Microsoft Excel 2003 (Spreadsheet Software). Affected by this vulnerability is an unknown functionality. The manipulation with an unknown input leads to a resource management vulnerability. The CWE definition for the vulnerability is CWE-399. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

Use-after-free vulnerability in Microsoft Excel 2003 SP3 allows remote attackers to execute arbitrary code via a crafted spreadsheet, aka "Excel Use after Free WriteAV Vulnerability."

The weakness was released 09/13/2011 by iDefense Labs with VeriSign iDefense Labs as MS11-072 as confirmed bulletin (Technet). It is possible to read the advisory at technet.microsoft.com. This vulnerability is known as CVE-2011-1986 since 05/09/2011. The attack can be launched remotely. The exploitation doesn't need any form of authentication. The technical details are unknown and an exploit is not publicly available.

The vulnerability scanner Nessus provides a plugin with the ID 56175 (MS11-072: Vulnerabilities in Microsoft Excel Could Allow Remote Code Execution (2587505)), 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 110170 (Microsoft Excel Remote Code Execution Vulnerabilities (MS11-096)).

Upgrading eliminates this vulnerability. Applying the patch MS11-072 is able to eliminate this problem. The bugfix is ready for download at technet.microsoft.com. The best possible mitigation is suggested to be upgrading to the latest version. 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 11670.

The vulnerability is also documented in the databases at X-Force (69493) and Tenable (56175).

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
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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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VulDB Base Score: 🔍
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NVD Base Score: 🔍

Exploitinginfo

Class: Resource management
CWE: CWE-399 / CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

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EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 56175
Nessus Name: MS11-072: Vulnerabilities in Microsoft Excel Could Allow Remote Code Execution (2587505)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 902727
OpenVAS Name: Microsoft Office Excel Remote Code Execution Vulnerabilities (2587505)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

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

Patch: MS11-072
TippingPoint: 🔍

McAfee IPS: 🔍
McAfee IPS Version: 🔍

PaloAlto IPS: 🔍
Fortigate IPS: 🔍

Timelineinfo

05/09/2011 🔍
09/13/2011 +127 days 🔍
09/13/2011 +0 days 🔍
09/13/2011 +0 days 🔍
09/13/2011 +0 days 🔍
09/13/2011 +0 days 🔍
09/14/2011 +1 days 🔍
09/14/2011 +0 days 🔍
09/15/2011 +1 days 🔍
09/16/2011 +1 days 🔍
03/19/2021 +3472 days 🔍

Sourcesinfo

Vendor: microsoft.com

Advisory: MS11-072
Researcher: iDefense Labs
Organization: VeriSign iDefense Labs
Status: Confirmed

CVE: CVE-2011-1986 (🔍)
OVAL: 🔍
IAVM: 🔍

X-Force: 69493
Vulnerability Center: 33210 - [MS11-072] Microsoft Excel 2003 Remote Code Execution via Crafted Excel Files, Critical
SecurityFocus: 49476 - Microsoft Excel Malformed Object CVE-2011-1986 Remote Code Execution Vulnerability
Secunia: 45932 - Microsoft Office Excel Multiple Vulnerabilities, Highly Critical

Entryinfo

Created: 09/16/2011 02:00
Updated: 03/19/2021 14:58
Changes: 09/16/2011 02:00 (85), 04/01/2017 10:23 (13), 03/19/2021 14:58 (3)
Complete: 🔍
Cache ID: 3:EE6:103

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