CVE-2010-0822

MS11-038 Microsoft Office Excel Malformed OBJ Record Handling Overflow

Title source: metasploit
STIX 2.1

Exploitation Summary

EIP tracks 4 public exploits for CVE-2010-0822. PoCs published by Metasploit, Abysssec, webDEViL, including Metasploit module exploits/windows/fileformat/ms10_038_excel_obj_bof.

AI-analyzed exploit summary This Metasploit module exploits a stack-based buffer overflow in Microsoft Office Excel 2002 by crafting a malformed OBJ record (0x5D) in an .xls file, leading to arbitrary code execution. The exploit leverages specific memory addresses and a call ecx instruction to redirect execution flow.

Description

Stack-based buffer overflow in Microsoft Office Excel 2002 SP3, Office 2004 for Mac, Office 2008 for Mac, and Open XML File Format Converter for Mac allows remote attackers to execute arbitrary code via an Excel file with a crafted OBJ (0x5D) record, aka "Excel Object Stack Overflow Vulnerability."

Exploits (4)

exploitdb WORKING POC VERIFIED
by Metasploit · rubylocalwindows
https://www.exploit-db.com/exploits/18143

This Metasploit module exploits a stack-based buffer overflow in Microsoft Office Excel 2002 by crafting a malformed OBJ record (0x5D) in an .xls file, leading to arbitrary code execution. The exploit leverages specific memory addresses and a call ecx instruction to redirect execution flow.

Classification
Working Poc 100%
Attack Type
Rce
Complexity
Moderate
Reliability
Reliable
Target: Microsoft Office Excel 2002 (Office XP SP0/SP3)
No auth needed
Prerequisites: Victim must open the malicious .xls file
devstral-2 · analyzed Feb 18, 2026 Full analysis →
exploitdb WORKING POC VERIFIED
by Abysssec · pythonlocalwindows
https://www.exploit-db.com/exploits/15094

This exploit generates a malicious Excel file by injecting a shellcode payload into an existing XLS file, targeting a stack overflow vulnerability in Microsoft Excel 2002 and XP (SP3). The shellcode is designed to execute calc.exe, demonstrating arbitrary code execution.

Classification
Working Poc 95%
Attack Type
Rce
Complexity
Moderate
Reliability
Reliable
Target: Microsoft Excel 2002 and XP (SP3)
No auth needed
Prerequisites: An existing XLS file named 'src.xls' to modify
devstral-2 · analyzed Feb 18, 2026 Full analysis →
exploitdb WORKING POC VERIFIED
by webDEViL · pythonlocalwindows
https://www.exploit-db.com/exploits/14361

This is a functional exploit for CVE-2010-0822, targeting a vulnerability in Microsoft Office Excel. The exploit generates a malicious Excel file (XLS) that, when opened, executes arbitrary code (calc.exe) via a crafted OLE object.

Classification
Working Poc 95%
Attack Type
Rce
Complexity
Moderate
Reliability
Reliable
Target: Microsoft Office Excel 2007 (12.0.4518.1014)
No auth needed
Prerequisites: Victim must open the malicious Excel file
devstral-2 · analyzed Feb 18, 2026 Full analysis →
metasploit WORKING POC NORMAL
by Nicolas Joly · rubypocwin
https://github.com/rapid7/metasploit-framework/blob/master/modules/exploits/windows/fileformat/ms10_038_excel_obj_bof.rb

This Metasploit module exploits a buffer overflow in Microsoft Office Excel 2002 by crafting a malformed OBJ record in an .xls file, leading to arbitrary code execution. It leverages specific memory addresses to control execution flow and execute payloads.

Classification
Working Poc 100%
Attack Type
Rce
Complexity
Moderate
Reliability
Reliable
Target: Microsoft Office Excel 2002 (Office XP SP0/SP3)
No auth needed
Prerequisites: Victim must open the malicious .xls file
devstral-2 · analyzed Feb 16, 2026 Full analysis →

References (6)

Core 6
Core References
Third Party Advisory, VDB Entry mailing-list x_refsource_bugtraq
http://www.securityfocus.com/archive/1/511752/100/0/threaded
Third Party Advisory, VDB Entry vdb-entry signature x_refsource_oval
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A7265
Third Party Advisory, VDB Entry vdb-entry x_refsource_bid
http://www.securityfocus.com/bid/40520
Third Party Advisory, VDB Entry vdb-entry x_refsource_osvdb
http://osvdb.org/65236
US Government Resource third-party-advisory x_refsource_cert
http://www.us-cert.gov/cas/techalerts/TA10-159B.html

Scores

EPSS 0.7012
EPSS Percentile 99.3%

Details

CWE
CWE-94
Status published
Products (4)
microsoft/excel 2002 sp3
microsoft/office 2004
microsoft/office 2008
microsoft/open_xml_file_format_converter
Published Jun 08, 2010
Tracked Since Feb 18, 2026