CVE-1999-1233 — HIGH severity vulnerability (IIS 4.0 does not properly restrict access for the initial se)
IIS 4.0 does not properly restrict access for the initial session request from a user's IP address if the address does not resolve to a DNS domain, aka the "Domain Resolution" vulnerability.
| CVE ID | CVE-1999-1233 |
|---|---|
| Severity | HIGH |
| CVSS score | 7.5 |
| CVSS vector | AV:N/AC:L/Au:N/C:P/I:P/A:P |
| CWE | NVD-CWE-Other |
| Status | Modified |
| Published | 1999-12-31 |
| Last modified | 2026-04-16 |
| Description | IIS 4.0 does not properly restrict access for the initial session request from a user's IP address if the address does not resolve to a DNS domain, aka the "Domain Resolution" vulnerability. |
| Source | NIST National Vulnerability Database |
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