CVE-1999-1233
UnknownEPSS 5.45%
Last modified
CVE-1999-1233 is a vulnerability of currently unknown severity. 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.. EPSS estimates a 5.45% chance of exploitation in the next 30 days.
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.
Metrics
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Microsoft | Internet Information Server | 4.0 |
References
- http://support.microsoft.com/support/kb/articles/Q241/5/62.aspPatch, Vendor Advisory
- http://www.securityfocus.com/bid/657Exploit, Patch, Vendor Advisory
- http://support.microsoft.com/support/kb/articles/Q241/5/62.aspPatch, Vendor Advisory
- http://www.securityfocus.com/bid/657Exploit, Patch, Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-1999-1233?
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.
How severe is CVE-1999-1233?
Severity scoring for CVE-1999-1233 is pending analysis. The EPSS model estimates a 5.45% probability of exploitation in the next 30 days.
How do I fix CVE-1999-1233?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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Are you affected by CVE-1999-1233?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST