CVE-2010-3333

HIGH KEV

Microsoft Office - Stack-based Buffer Overflow via Crafted RTF Data

Title source: llm
STIX 2.1

Exploitation Summary

CVE-2010-3333 is actively exploited and listed in the CISA Known Exploited Vulnerabilities (KEV) catalog, added March 3, 2022. EIP tracks 7 public exploits from researchers including g11tch, b33f & g11tch, Snake, including a Metasploit module exploits/windows/fileformat/ms10_087_rtf_pfragments_bof.

AI-analyzed exploit summary This exploit generates a malicious Microsoft Office 2010 document that, when opened, downloads and executes a remote executable. It leverages a vulnerability in MS Office 2010 to achieve remote code execution (RCE).

Description

Stack-based buffer overflow in Microsoft Office XP SP3, Office 2003 SP3, Office 2007 SP2, Office 2010, Office 2004 and 2008 for Mac, Office for Mac 2011, and Open XML File Format Converter for Mac allows remote attackers to execute arbitrary code via crafted RTF data, aka "RTF Stack Buffer Overflow Vulnerability."

Exploits (7)

exploitdb WORKING POC VERIFIED
by g11tch · pythonremotewindows
https://www.exploit-db.com/exploits/24526

This exploit generates a malicious Microsoft Office 2010 document that, when opened, downloads and executes a remote executable. It leverages a vulnerability in MS Office 2010 to achieve remote code execution (RCE).

Classification
Working Poc 90%
Attack Type
Rce
Complexity
Trivial
Reliability
Reliable
Target: Microsoft Office 2010
No auth needed
Prerequisites: Remote executable URL · User interaction to open the document
devstral-2 · analyzed Feb 16, 2026 Full analysis →
exploitdb WORKING POC VERIFIED
by b33f & g11tch · pythonlocalwindows
https://www.exploit-db.com/exploits/18334

This exploit targets a buffer overflow vulnerability in Microsoft Office 2003 (CVE-2010-3333) via a maliciously crafted RTF file. It leverages a shellcode payload to achieve remote code execution, tested on Windows XP SP1/2/3.

Classification
Working Poc 95%
Attack Type
Rce
Complexity
Moderate
Reliability
Reliable
Target: Microsoft Office 2003 (Home/Pro)
No auth needed
Prerequisites: Victim must open the malicious RTF file · Network access to download payload
devstral-2 · analyzed Feb 18, 2026 Full analysis →
exploitdb WORKING POC VERIFIED
by Snake · textlocalwindows
https://www.exploit-db.com/exploits/17474

This exploit demonstrates a stack overflow vulnerability in MS Office 2010 RTF parsing, bypassing DEP/ASLR via ROP chains to achieve arbitrary code execution (calc.exe). It leverages HeapCreate() to allocate an executable heap and copies shellcode from the stack to this heap for execution.

Classification
Working Poc 95%
Attack Type
Rce
Complexity
Complex
Reliability
Reliable
Target: Microsoft Office 2010 (14.0.4734.1000)
No auth needed
Prerequisites: Victim opens malicious RTF file in vulnerable MS Office version
devstral-2 · analyzed Feb 18, 2026 Full analysis →
exploitdb WORKING POC VERIFIED
by Metasploit · rubylocalwindows
https://www.exploit-db.com/exploits/16686

This Metasploit module exploits a stack-based buffer overflow in Microsoft Word's RTF parser via the 'pFragments' shape property. It generates a malicious RTF file that triggers the vulnerability, leading to remote code execution on vulnerable systems.

Classification
Working Poc 100%
Attack Type
Rce
Complexity
Moderate
Reliability
Reliable
Target: Microsoft Office (2002, 2003, 2007) with vulnerable RTF parser
No auth needed
Prerequisites: Victim must open the malicious RTF file in a vulnerable version of Microsoft Word
devstral-2 · analyzed Feb 18, 2026 Full analysis →
nomisec WRITEUP 1 stars
by Sunqiz · client-side
https://github.com/Sunqiz/CVE-2010-3333-reproduction

This repository provides a detailed technical analysis of CVE-2010-3333, an RTF stack overflow vulnerability in Microsoft Office. It includes root cause analysis, patch details, and a walkthrough of the exploit mechanism, focusing on the incorrect handling of the 'pFragments' attribute in RTF files.

Classification
Writeup 95%
Attack Type
Rce
Complexity
Moderate
Reliability
Reliable
Target: Microsoft Office XP SP3, Office 2003 SP3, Office 2007 SP2, Office 2010, Office 2004 and 2008 for Mac, Office for Mac 2011
No auth needed
Prerequisites: Vulnerable version of Microsoft Office · Ability to deliver a malicious RTF file to the target
devstral-2 · analyzed Feb 18, 2026 Full analysis →
metasploit WORKING POC GREAT
by wushi of team509, unknown, jduck, DJ Manila Ice, Vesh, CA · rubypocwin
https://github.com/rapid7/metasploit-framework/blob/master/modules/exploits/windows/fileformat/ms10_087_rtf_pfragments_bof.rb

This Metasploit module exploits a stack-based buffer overflow in Microsoft Word's RTF parser via the 'pFragments' shape property. It targets multiple versions of Microsoft Office (2002, 2003, 2007) on various Windows platforms, using SEH overwrites and carefully crafted RTF files to achieve remote code execution.

Classification
Working Poc 100%
Attack Type
Rce
Complexity
Moderate
Reliability
Reliable
Target: Microsoft Office (2002, 2003, 2007) with vulnerable RTF parser
No auth needed
Prerequisites: Victim must open a malicious RTF file in a vulnerable version of Microsoft Word
devstral-2 · analyzed Feb 16, 2026 Full analysis →

References (11)

Core 11
Core References
Broken Link, Third Party Advisory, VDB Entry vdb-entry x_refsource_sectrack
http://www.securitytracker.com/id?1024705
Broken Link third-party-advisory x_refsource_sreason
http://securityreason.com/securityalert/8293
Broken Link third-party-advisory x_refsource_secunia
http://secunia.com/advisories/42144
Broken Link third-party-advisory x_refsource_secunia
http://secunia.com/advisories/38521
Broken Link vdb-entry x_refsource_vupen
http://www.vupen.com/english/advisories/2010/2923
Broken Link third-party-advisory x_refsource_idefense
http://labs.idefense.com/intelligence/vulnerabilities/display.php?id=880
Patch, Vendor Advisory vendor-advisory x_refsource_ms
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2010/ms10-087
Third Party Advisory, US Government Resource third-party-advisory x_refsource_cert
http://www.us-cert.gov/cas/techalerts/TA10-313A.html
Broken Link, Third Party Advisory, VDB Entry vdb-entry x_refsource_bid
http://www.securityfocus.com/bid/44652

Scores

CVSS v3 7.8
EPSS 0.9379
EPSS Percentile 99.9%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation active
Automatable no
Technical Impact total

Details

CISA KEV 2022-03-03
VulnCheck KEV 2012-01-01
InTheWild.io 2022-03-03
ENISA EUVD EUVD-2010-3331
CWE
CWE-787
Status published
Products (8)
microsoft/office 2003 sp3
microsoft/office 2004
microsoft/office 2007 sp2
microsoft/office 2008
microsoft/office 2010
microsoft/office 2011
microsoft/office xp sp3
microsoft/open_xml_file_format_converter
Published Nov 10, 2010
KEV Added Mar 03, 2022
Tracked Since Feb 18, 2026