CVE-2006-4446

EXPLOITED

Microsoft Internet Explorer 6.0 SP1 - Heap-Based Buffer Overflow via DirectAnimation.PathControl Spline Function

Title source: llm
STIX 2.1

Exploitation Summary

CVE-2006-4446 has been observed exploited in the wild (reported by VulnCheck KEV). EIP tracks 1 public exploit from researchers including XSec.

AI-analyzed exploit summary This exploit leverages a heap buffer overflow in Microsoft Internet Explorer by instantiating the DirectAnimation.PathControl ActiveX object and calling the Spline method with malformed arguments. Successful exploitation can lead to arbitrary code execution or denial-of-service.

Description

Heap-based buffer overflow in DirectAnimation.PathControl COM object (daxctle.ocx) in Microsoft Internet Explorer 6.0 SP1 allows remote attackers to cause a denial of service and possibly execute arbitrary code via a Spline function call whose first argument specifies a large number of points.

Exploits (1)

exploitdb WORKING POC VERIFIED
by XSec · htmlremotewindows
https://www.exploit-db.com/exploits/28438

This exploit leverages a heap buffer overflow in Microsoft Internet Explorer by instantiating the DirectAnimation.PathControl ActiveX object and calling the Spline method with malformed arguments. Successful exploitation can lead to arbitrary code execution or denial-of-service.

Classification
Working Poc 90%
Attack Type
Rce
Complexity
Trivial
Reliability
Reliable
Target: Microsoft Internet Explorer (with daxctle.ocx)
No auth needed
Prerequisites: Target must have the vulnerable daxctle.ocx registered · Target must be using a vulnerable version of Internet Explorer
devstral-2 · analyzed Feb 16, 2026 Full analysis →

References (11)

Core 11
Core References
Third Party Advisory third-party-advisory x_refsource_secunia
http://secunia.com/advisories/21910
Third Party Advisory third-party-advisory x_refsource_sreason
http://securityreason.com/securityalert/1468
US Government Resource third-party-advisory x_refsource_cert
http://www.us-cert.gov/cas/techalerts/TA06-318A.html
Third Party Advisory, VDB Entry mailing-list x_refsource_bugtraq
http://www.securityfocus.com/archive/1/444504/100/0/threaded
Third Party Advisory, VDB Entry vdb-entry x_refsource_xf
https://exchange.xforce.ibmcloud.com/vulnerabilities/28608
Third Party Advisory, VDB Entry vdb-entry x_refsource_osvdb
http://www.osvdb.org/28841
Third Party Advisory, VDB Entry vdb-entry signature x_refsource_oval
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A437
Third Party Advisory, VDB Entry vdb-entry x_refsource_sectrack
http://securitytracker.com/id?1016764
Exploit vdb-entry x_refsource_bid
http://www.securityfocus.com/bid/19738

Scores

EPSS 0.7608
EPSS Percentile 98.9%

Details

VulnCheck KEV 2006-11-14
Status published
Products (1)
microsoft/ie 6.0 sp1
Published Aug 30, 2006
Tracked Since Feb 18, 2026