CVE-1999-0874 EXPLOIT
10.0
HIGH · CVSS 2.0 · EPSS 74.7% (pctl 99)
Patch early
A public exploit exists.
Description
Buffer overflow in IIS 4.0 allows remote attackers to cause a denial of service via a malformed request for files with .HTR, .IDC, or .STM extensions.
Scoring
| CVSS | 10.0 (HIGH, v2.0) |
|---|---|
| Vector | AV:N/AC:L/Au:N/C:C/I:C/A:C |
| EPSS | 74.65% — more likely to be exploited than 99% of all CVEs |
| Weakness | CWE-119 |
| On CISA KEV | no |
| Public exploit | yes |
| Published | 1999-06-16 |
| Last modified | 2026-06-16 |
Affected (3)
| Vendor | Product |
|---|---|
| microsoft | internet information server |
| microsoft | windows 2000 |
| microsoft | windows nt |
Public exploits
| Source | Title | Date |
|---|---|---|
| exploit-db | Microsoft IIS 4.0 - '.htr' Path Overflow (MS02-018) (Metasploit) | 2010-04-30 |
| exploit-db | Microsoft IIS 4.0 - Remote Buffer Overflow (1) | 1999-06-15 |
| exploit-db | Microsoft IIS 4.0 - Remote Buffer Overflow (2) | 1999-06-15 |
| exploit-db | Microsoft IIS 4.0 - Remote Buffer Overflow (3) | 1999-06-15 |
| exploit-db | Microsoft IIS 4.0 - Remote Buffer Overflow (4) | 1999-06-15 |
References
- http://support.microsoft.com/default.aspx?scid=kb%3B%5BLN%5D%3BQ234905
- http://www.ciac.org/ciac/bulletins/j-048.shtml
- http://www.eeye.com/html/Research/Advisories/AD06081999.html
- https://docs.microsoft.com/en-us/security-updates/securitybulletins/1999/ms99-019
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A915
- http://support.microsoft.com/default.aspx?scid=kb%3B%5BLN%5D%3BQ234905
- http://www.ciac.org/ciac/bulletins/j-048.shtml
- http://www.eeye.com/html/Research/Advisories/AD06081999.html
- https://docs.microsoft.com/en-us/security-updates/securitybulletins/1999/ms99-019
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A915
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