Microsoft Excel 2002 Spreadsheet memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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9.5$0-$5k0.00

Summaryinfo

A vulnerability was found in Microsoft Excel 2002. It has been declared as critical. This affects an unknown part of the component Spreadsheet. Such manipulation leads to memory corruption. This vulnerability is documented as CVE-2011-1275. There is not any exploit available. It is best practice to apply a patch to resolve this issue.

Detailsinfo

A vulnerability was found in Microsoft Excel 2002 (Spreadsheet Software) and classified as very critical. Affected by this issue is some unknown processing of the component Spreadsheet. The manipulation with an unknown input leads to a memory corruption vulnerability. Using CWE to declare the problem leads to 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. Impacted is confidentiality, integrity, and availability. CVE summarizes:

Microsoft Excel 2002 SP3; Office 2004, 2008, and 2011 for Mac; and Open XML File Format Converter for Mac do not properly validate record information during parsing of Excel spreadsheets, which allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption) via a crafted spreadsheet, aka "Excel Memory Heap Overwrite Vulnerability."

The weakness was released 06/16/2011 by iDefense Labs with VeriSign iDefense Labs as MS11-045 as confirmed bulletin (Technet). The advisory is available at microsoft.com. This vulnerability is handled as CVE-2011-1275 since 03/04/2011. The attack may be launched remotely. No form of authentication is required for exploitation. The technical details are unknown and an exploit is not available. The structure of the vulnerability defines a possible price range of USD $0-$5k at the moment (estimation calculated on 11/09/2021).

The vulnerability scanner Nessus provides a plugin with the ID 55135 (MS11-036 / MS11-045: Vulnerabilities in Microsoft Office Could Allow Remote Code Execution (2545814 / 2537146) (Mac OS X)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family MacOS X Local Security Checks. The commercial vulnerability scanner Qualys is able to test this issue with plugin 118896 (Microsoft Excel Could Allow Remote Code Execution (MS11-045)).

Applying the patch MS11-045 is able to eliminate this problem. The bugfix is ready for download at microsoft.com. Furthermore it is possible to detect and prevent this kind of attack with TippingPoint and the filter 11335.

The vulnerability is also documented in the databases at Tenable (55135), SecurityFocus (BID 48160†) and Vulnerability Center (SBV-31797†). Entries connected to this vulnerability are available at VDB-4348, VDB-4349, VDB-4369 and VDB-57690. If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 10.0
VulDB Meta Temp Score: 9.5

VulDB Base Score: 10.0
VulDB Temp Score: 9.5
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Memory corruption
CWE: CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 55135
Nessus Name: MS11-036 / MS11-045: Vulnerabilities in Microsoft Office Could Allow Remote Code Execution (2545814 / 2537146) (Mac OS X)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍

OpenVAS ID: 902378
OpenVAS Name: Microsoft Office Excel Remote Code Execution Vulnerabilities (2537146)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Patch
Status: 🔍

0-Day Time: 🔍

Patch: MS11-045
TippingPoint: 🔍

McAfee IPS: 🔍
McAfee IPS Version: 🔍

PaloAlto IPS: 🔍
Fortigate IPS: 🔍

Timelineinfo

03/04/2011 🔍
06/14/2011 +102 days 🔍
06/14/2011 +0 days 🔍
06/15/2011 +1 days 🔍
06/16/2011 +1 days 🔍
06/16/2011 +0 days 🔍
03/23/2015 +1376 days 🔍
11/09/2021 +2422 days 🔍

Sourcesinfo

Vendor: microsoft.com

Advisory: MS11-045
Researcher: iDefense Labs
Organization: VeriSign iDefense Labs
Status: Confirmed

CVE: CVE-2011-1275 (🔍)
GCVE (CVE): GCVE-0-2011-1275
GCVE (VulDB): GCVE-100-57686

OVAL: 🔍
IAVM: 🔍

SecurityFocus: 48160 - Microsoft Excel Heap Memory Corruption CVE-2011-1275 Remote Code Execution Vulnerability
Vulnerability Center: 31797 - [MS11-045] Microsoft Excel Memory Heap Overwrite Vulnerability Allows Remote Code Execution, Medium

See also: 🔍

Entryinfo

Created: 03/23/2015 16:50
Updated: 11/09/2021 00:22
Changes: 03/23/2015 16:50 (71), 03/24/2017 07:58 (13), 11/09/2021 00:22 (2)
Complete: 🔍
Cache ID: 216:A80:103

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