CVE-2008-5232

Microsoft Windows Media Services <4.1.00.3917 - RCE

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2008-5232. PoCs published by Jeremy Brown.

AI-analyzed exploit summary This exploit leverages a buffer overflow vulnerability in the Microsoft Windows Media Services ActiveX control by supplying an overly long string to the 'CallHTMLHelp' method, potentially leading to arbitrary code execution in the context of the application using the control.

Description

Buffer overflow in the CallHTMLHelp method in the Microsoft Windows Media Services ActiveX control in nskey.dll 4.1.00.3917 in Windows Media Services on Microsoft Windows NT and 2000, and Avaya Media and Message Application servers, allows remote attackers to execute arbitrary code via a long argument. NOTE: the provenance of this information is unknown; the details are obtained solely from third party information.

Exploits (1)

exploitdb WORKING POC VERIFIED
by Jeremy Brown · htmldoswindows
https://www.exploit-db.com/exploits/32294

This exploit leverages a buffer overflow vulnerability in the Microsoft Windows Media Services ActiveX control by supplying an overly long string to the 'CallHTMLHelp' method, potentially leading to arbitrary code execution in the context of the application using the control.

Classification
Working Poc 90%
Attack Type
Rce
Complexity
Trivial
Reliability
Reliable
Target: Microsoft Windows Media Services ActiveX control (nskey.dll 4.1.00.3917)
No auth needed
Prerequisites: Victim must visit a malicious webpage hosting the exploit · ActiveX control must be installed and enabled in the browser
devstral-2 · analyzed Feb 16, 2026 Full analysis →

References (5)

Core 5
Core References
Exploit, Third Party Advisory, VDB Entry x_refsource_misc
http://www.securityfocus.com/data/vulnerabilities/exploits/30814.html.txt
Third Party Advisory, VDB Entry vdb-entry x_refsource_xf
https://exchange.xforce.ibmcloud.com/vulnerabilities/44629
Third Party Advisory, VDB Entry vdb-entry x_refsource_bid
http://www.securityfocus.com/bid/30814
Exploit, Third Party Advisory x_refsource_misc
http://packetstormsecurity.org/0808-exploits/wms-overflow.txt
Third Party Advisory, VDB Entry vdb-entry x_refsource_sectrack
http://securitytracker.com/id?1020733

Scores

EPSS 0.3221
EPSS Percentile 98.1%

Details

CWE
CWE-787
Status published
Products (2)
microsoft/windows_2000
microsoft/windows_nt 4.0
Published Nov 26, 2008
Tracked Since Feb 18, 2026