CVE-1999-0867 EXPLOIT
5.0
MEDIUM · CVSS 2.0 · EPSS 21.5% (pctl 98)
Patch early
A public exploit exists.
Description
Denial of service in IIS 4.0 via a flood of HTTP requests with malformed headers.
Scoring
| CVSS | 5.0 (MEDIUM, v2.0) |
|---|---|
| Vector | AV:N/AC:L/Au:N/C:N/I:N/A:P |
| EPSS | 21.53% — more likely to be exploited than 98% of all CVEs |
| Weakness | CWE-20 |
| On CISA KEV | no |
| Public exploit | yes |
| Published | 1999-08-11 |
| Last modified | 2026-06-16 |
Affected (3)
| Vendor | Product |
|---|---|
| microsoft | commercial internet system |
| microsoft | internet information server |
| microsoft | site server |
Public exploits
| Source | Title | Date |
|---|---|---|
| exploit-db | Microsoft Commercial Internet System 2.0/2.5 / IIS 4.0 / Site Server Commerce Edition 3.0 alpha/3.0 - Denial of Service | 1999-08-11 |
References
- http://support.microsoft.com/default.aspx?scid=kb%3B%5BLN%5D%3BQ238349
- http://www.ciac.org/ciac/bulletins/j-058.shtml
- http://www.securityfocus.com/bid/579
- https://docs.microsoft.com/en-us/security-updates/securitybulletins/1999/ms99-029
- http://support.microsoft.com/default.aspx?scid=kb%3B%5BLN%5D%3BQ238349
- http://www.ciac.org/ciac/bulletins/j-058.shtml
- http://www.securityfocus.com/bid/579
- https://docs.microsoft.com/en-us/security-updates/securitybulletins/1999/ms99-029
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