CVE-2006-3898

Microsoft Internet Explorer 6.0 - Denial of Service via Internet.HHCtrl.1 ActiveX Object

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2006-3898. PoCs published by Alex F.

AI-analyzed exploit summary This exploit demonstrates a denial-of-service vulnerability in Microsoft Internet Explorer by leveraging the 'Internet.HHCtrl.1' ActiveX object. Clicking the button triggers the vulnerability, causing the browser to crash.

Description

Microsoft Internet Explorer 6.0 on Windows XP SP2 allows remote attackers to cause a denial of service (application crash) by calling the Click method of the Internet.HHCtrl.1 ActiveX object before initializing the URL, which triggers a null dereference.

Exploits (1)

exploitdb WORKING POC VERIFIED
by Alex F · htmldoswindows
https://www.exploit-db.com/exploits/28256

This exploit demonstrates a denial-of-service vulnerability in Microsoft Internet Explorer by leveraging the 'Internet.HHCtrl.1' ActiveX object. Clicking the button triggers the vulnerability, causing the browser to crash.

Classification
Working Poc 90%
Attack Type
Dos
Complexity
Trivial
Reliability
Reliable
Target: Microsoft Internet Explorer (versions affected by CVE-2006-3898)
No auth needed
Prerequisites: Victim must visit a malicious webpage · ActiveX controls must be enabled in Internet Explorer
devstral-2 · analyzed Feb 16, 2026 Full analysis →

References (5)

Core 5
Core References
Broken Link vdb-entry x_refsource_osvdb
http://www.osvdb.org/27231
Third Party Advisory, VDB Entry vdb-entry x_refsource_xf
https://exchange.xforce.ibmcloud.com/vulnerabilities/27929
Not Applicable vdb-entry x_refsource_vupen
http://www.vupen.com/english/advisories/2006/2952
Exploit, Third Party Advisory, VDB Entry vdb-entry x_refsource_bid
http://www.securityfocus.com/bid/19109

Scores

EPSS 0.2370
EPSS Percentile 97.5%

Details

Status published
Products (1)
microsoft/internet_explorer 6.0 (3 CPE variants)
Published Jul 27, 2006
Tracked Since Feb 18, 2026