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CVE-1999-1223
IIS 3.0 allows remote attackers to cause a denial of service via a request to an ASP page in which the URL contains a large number of /…
Medium5.0EPSS 23.1%
- Published
- Updated
- Reserved
- Assigned by
- mitre
Description
IIS 3.0 allows remote attackers to cause a denial of service via a request to an ASP page in which the URL contains a large number of / (forward slash) characters.
Timeline
ID reserved
By mitre
- 6 months later
· 6 months later
Published
- 22 years later
· 22 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 2.0 | Medium5.0 | AV:N/AC:L/Au:N/C:N/I:N/A:P |
- EPSS (exploitation in 30 days)
- 23.1% · top 2.2% of all CVEs (7 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 5.0.
Weakness
- n/a
Affected products
n/a
- affected n/a
References (2)
- url-asp-av(3892) (opens in a new tab)vdb-entryx_refsource_XFx_transferred
- Q187503 (opens in a new tab)vendor-advisoryx_refsource_MSKBx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://trackcve.app/cve/CVE-1999-1223)Record last updated .