CVE-2007-0352

Microsoft HTML Help Workshop - Stack-Based Buffer Overflow via Crafted .cnt File

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2007-0352. PoCs published by porkythepig.

AI-analyzed exploit summary This is a functional exploit for CVE-2007-0352, targeting a buffer overflow vulnerability in Microsoft Help Workshop v4.03.0002. It generates a malicious .cnt file that triggers arbitrary code execution when opened, spawning a specified process (default: notepad.exe).

Description

Stack-based buffer overflow in Microsoft Help Workshop 4.03.0002 allows user-assisted remote attackers to execute arbitrary code via a crafted .cnt file composed of lines that begin with an integer followed by a space and a long string.

Exploits (1)

exploitdb WORKING POC VERIFIED
by porkythepig · c++localwindows
https://www.exploit-db.com/exploits/3149

This is a functional exploit for CVE-2007-0352, targeting a buffer overflow vulnerability in Microsoft Help Workshop v4.03.0002. It generates a malicious .cnt file that triggers arbitrary code execution when opened, spawning a specified process (default: notepad.exe).

Classification
Working Poc 95%
Attack Type
Rce
Complexity
Moderate
Reliability
Reliable
Target: Microsoft Help Workshop v4.03.0002
No auth needed
Prerequisites: Victim must open the malicious .cnt file in Microsoft Help Workshop
devstral-2 · analyzed Feb 18, 2026 Full analysis →

References (9)

Core 9
Core References
Third Party Advisory, VDB Entry mailing-list x_refsource_bugtraq
http://www.securityfocus.com/archive/1/457210/100/0/threaded
Third Party Advisory, VDB Entry vdb-entry x_refsource_xf
https://exchange.xforce.ibmcloud.com/vulnerabilities/31555
Third Party Advisory, VDB Entry vdb-entry x_refsource_sectrack
http://securitytracker.com/id?1017530
Third Party Advisory, VDB Entry vdb-entry x_refsource_bid
http://www.securityfocus.com/bid/22100
Third Party Advisory third-party-advisory x_refsource_sreason
http://securityreason.com/securityalert/2156
Exploit, Third Party Advisory exploit x_refsource_exploit-db
https://www.exploit-db.com/exploits/3149
Third Party Advisory third-party-advisory x_refsource_secunia
http://secunia.com/advisories/23862
Third Party Advisory, VDB Entry vdb-entry x_refsource_osvdb
http://osvdb.org/31898

Scores

EPSS 0.6751
EPSS Percentile 98.6%

Details

Status published
Products (1)
microsoft/html_help_workshop 4.02.0002
Published Jan 19, 2007
Tracked Since Feb 18, 2026