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Fencer Vulns
medium 5.0

CVE-2003-0227 json

The logging capability for unicast and multicast transmissions in the ISAPI extension for Microsoft Windows Media Services in Microsoft Win…

published 2003-05-30 23 y ago modified 2026-06-16 4 mo ago also EUVD-2003-0222

cvss
5.0
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
34.4%
EPSS 34.4% chance of exploitation in 30 days, percentile 98%
public exploits
1
Exploit-DB

Summary

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.

Timeline

  1. Published
  2. First public exploit (EDB-56)

Exploit prediction

34.40% chance of exploitation in the next 30 days, higher than 98% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • EDB-56 Microsoft Windows Media Services - 'nsiislog.dll' Remote Overflow remote, 2003-07-14

CVSS scores

assigned by version score vector
NVD 2.0 5.0 AV:N/AC:L/Au:N/C:N/I:N/A:P

Classification

Weakness
  • CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.