Microsoft Excel 2003 code injection

CVSS Meta Temp Score
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CTI Interest Score
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8.7$0-$5k0.00

Summaryinfo

A vulnerability classified as problematic was found in Microsoft Excel 2003. This vulnerability affects unknown code. Executing a manipulation can lead to code injection. This vulnerability is registered as CVE-2011-3403. Furthermore, an exploit is available. Applying a patch is advised to resolve this issue.

Detailsinfo

A vulnerability was found in Microsoft Excel 2003 (Spreadsheet Software). It has been declared as critical. This vulnerability affects an unknown function. The manipulation with an unknown input leads to a code injection vulnerability. The CWE definition for the vulnerability is CWE-94. The product constructs all or part of a code segment using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the syntax or behavior of the intended code segment. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

Microsoft Excel 2003 SP3 and Office 2004 for Mac do not properly handle objects in memory, which allows remote attackers to execute arbitrary code via a crafted Excel spreadsheet, aka "Record Memory Corruption Vulnerability."

The weakness was published 12/13/2011 by iDefense Labs with VeriSign iDefense Labs as MS11-096 as confirmed bulletin (Technet). The advisory is shared for download at technet.microsoft.com. The public release has been coordinated with the vendor. This vulnerability was named CVE-2011-3403 since 09/09/2011. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. Technical details are unknown but a private exploit is available. The MITRE ATT&CK project declares the attack technique as T1059.

The vulnerability scanner Nessus provides a plugin with the ID 57282 (MS11-096: Vulnerability in Microsoft Excel Could Allow Remote Code Execution (2640241)), 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. The upgrade is hosted for download at technet.microsoft.com. Applying the patch MS11-096 is able to eliminate this problem. The bugfix is ready for download at technet.microsoft.com. The best possible mitigation is suggested to be patching the affected component. 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 11930.

The vulnerability is also documented in the databases at Tenable (57282), SecurityFocus (BID 50954†), OSVDB (77661†), Secunia (SA47203†) and Vulnerability Center (SBV-34026†). Additional details are provided at computerworld.com. Similar entries are available at VDB-4411, VDB-4453, VDB-4446 and VDB-4470. VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

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CVSSv3info

VulDB Meta Base Score: 10.0
VulDB Meta Temp Score: 8.7

VulDB Base Score: 10.0
VulDB Temp Score: 8.7
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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VulDB Base Score: 🔍
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Exploitinginfo

Class: Code injection
CWE: CWE-94 / CWE-74 / CWE-707
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Access: Private
Status: Unproven

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Nessus ID: 57282
Nessus Name: MS11-096: Vulnerability in Microsoft Excel Could Allow Remote Code Execution (2640241)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 902494
OpenVAS Name: Microsoft Office Excel Remote Code Execution Vulnerability (2640241)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
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Countermeasuresinfo

Recommended: Patch
Status: 🔍

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

Upgrade: technet.microsoft.com
Patch: MS11-096
TippingPoint: 🔍

McAfee IPS: 🔍
McAfee IPS Version: 🔍

PaloAlto IPS: 🔍
Fortigate IPS: 🔍

Timelineinfo

09/09/2011 🔍
12/13/2011 +95 days 🔍
12/13/2011 +0 days 🔍
12/13/2011 +0 days 🔍
12/13/2011 +0 days 🔍
12/13/2011 +0 days 🔍
12/13/2011 +0 days 🔍
12/13/2011 +0 days 🔍
12/14/2011 +0 days 🔍
01/21/2012 +38 days 🔍
03/20/2021 +3346 days 🔍

Sourcesinfo

Vendor: microsoft.com

Advisory: MS11-096
Researcher: iDefense Labs
Organization: VeriSign iDefense Labs
Status: Confirmed
Coordinated: 🔍

CVE: CVE-2011-3403 (🔍)
GCVE (CVE): GCVE-0-2011-3403
GCVE (VulDB): GCVE-100-4480

OVAL: 🔍

SecurityFocus: 50954 - Microsoft Excel CVE-2011-3403 Remote Code Execution Vulnerability
Secunia: 47203 - Microsoft Office Excel LABELSST Record Parsing Vulnerability, Highly Critical
OSVDB: 77661
Vulnerability Center: 34026 - [MS11-096]Microsoft Excel 2003 and Office 2004 for Mac Remote Code Execution Vulnerability, Critical

Misc.: 🔍
See also: 🔍

Entryinfo

Created: 01/21/2012 01:00
Updated: 03/20/2021 08:56
Changes: 01/21/2012 01:00 (81), 04/07/2017 00:04 (12), 03/20/2021 08:56 (3)
Complete: 🔍
Cache ID: 216:2E6:103

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