CVE-2003-0227

The logging capability for unicast and multicast transmissions in the ISAPI extension for...

5.0 MediumPublic exploit

The logging capability for unicast and multicast transmissions in the ISAPI extension for Microsoft Windows Media Services in Microsoft Windows NT 4.0 and 2000, nsiislog.dll, allows remote attackers to cause a denial of service in Internet Information Server (IIS) and execute arbitrary code via a certain network request.

Exploit likelihood

34.4%Down 4.7 points since Feb 4, 2022

What each source reports

NVD Score used 5.0

Record: CVE-2003-0227
CVSS 2.0: 5.0 MediumAV:N/AC:L/Au:N/C:N/I:N/A:P
Weakness: CWE-119
Updated: 2026-11-02

CVE List No score

Record: CVE-2003-0227
Updated: 2026-11-02

EUVDEUVD-2003-0222 No score

Record: EUVD-2003-0222
Updated: 2026-11-03

GitHub AdvisoriesGHSA-6gg7-3h6w-v2fw No score

The logging capability for unicast and multicast transmissions in the ISAPI extension for...

Record: GHSA-6gg7-3h6w-v2fw
Weakness: CWE-119
Updated: 2026-11-02

Affected products

Public exploits

Links only. Every CVE stores no exploit code.

Public exploits
Source	Link	Date
Exploit-DB	Microsoft Windows Media Services - 'nsiislog.dll' Remote Overflow	2003-07-14

History

History
Recorded	Changed	Sources
Nov 3, 2026	aliases	EUVD
Nov 2, 2026	first indexed	CVE List, Exploit-DB, GitHub Advisories, NVD

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2003-0227 is a medium vulnerability (CVSS 5.0) in Microsoft Windows Nt, published May 30, 2003. Public exploit code exists. EPSS puts the chance of exploitation in the next 30 days at 34.4%, the 98th percentile. No source names a fixed version.