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Fencer Vulns
medium 5.0

CVE-2003-0226 json

Microsoft Internet Information Services (IIS) 5.0 and 5.1 allows remote attackers to cause a denial of service via a long WebDAV request wi…

published 2003-05-30 23 y ago modified 2026-06-16 4 mo ago also EUVD-2003-0221

cvss
5.0
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
43.2%
EPSS 43.2% chance of exploitation in 30 days, percentile 98%
public exploits
2
Exploit-DB

Summary

Microsoft Internet Information Services (IIS) 5.0 and 5.1 allows remote attackers to cause a denial of service via a long WebDAV request with a (1) PROPFIND or (2) SEARCH method, which generates an error condition that is not properly handled.

Patch / fix

Timeline

  1. First public exploit (EDB-22670)
  2. Published

Exploit prediction

43.20% chance of exploitation in the next 30 days, higher than 98% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • EDB-22670 Microsoft IIS 5.0 - WebDAV PROPFIND / SEARCH Method Denial of Service dos, 2003-05-28
  • EDB-35 Microsoft IIS 5.0 < 5.1 - Remote Denial of Service dos, 2003-05-31

CVSS scores

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

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.