CVE-2010-3329

Microsoft Internet Explorer <8 - RCE

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2010-3329. PoCs published by Core Security.

AI-analyzed exploit summary This exploit demonstrates a memory corruption vulnerability in Microsoft Office's HtmlDlgHelper class, which can lead to remote code execution when a malicious .XLS or .DOC file is opened. The vulnerability is triggered by instantiating the 'HtmlDlgHelper Class Object' in an Office document, leading to uninitialized memory access in 'mshtmled.dll'.

Description

mshtmled.dll in Microsoft Internet Explorer 7 and 8 allows remote attackers to execute arbitrary code via a crafted Microsoft Office document that causes the HtmlDlgHelper class destructor to access uninitialized memory, aka "Uninitialized Memory Corruption Vulnerability."

Exploits (1)

exploitdb WORKING POC VERIFIED
by Core Security · textdoswindows
https://www.exploit-db.com/exploits/15262

This exploit demonstrates a memory corruption vulnerability in Microsoft Office's HtmlDlgHelper class, which can lead to remote code execution when a malicious .XLS or .DOC file is opened. The vulnerability is triggered by instantiating the 'HtmlDlgHelper Class Object' in an Office document, leading to uninitialized memory access in 'mshtmled.dll'.

Classification
Working Poc 100%
Attack Type
Rce
Complexity
Moderate
Reliability
Reliable
Target: Microsoft Office (Excel 2002/2003), Internet Explorer (mshtmled.dll v7.0.6000.17023, v7.0.6000.17080, v8.0.6001.18000, v8.0.6001.18702)
No auth needed
Prerequisites: User interaction required to open a malicious .XLS or .DOC file
devstral-2 · analyzed Feb 16, 2026 Full analysis →

References (5)

Core 5
Core References
Third Party Advisory, VDB Entry vdb-entry signature x_refsource_oval
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A7482
Third Party Advisory, VDB Entry vdb-entry x_refsource_bid
http://www.securityfocus.com/bid/43706
US Government Resource third-party-advisory x_refsource_cert
http://www.us-cert.gov/cas/techalerts/TA10-285A.html
Vendor Advisory x_refsource_confirm
http://support.avaya.com/css/P8/documents/100113324

Scores

EPSS 0.2884
EPSS Percentile 97.9%

Details

CWE
CWE-94
Status published
Products (2)
microsoft/internet_explorer 7
microsoft/internet_explorer 8
Published Oct 13, 2010
Tracked Since Feb 18, 2026