CVE-2000-0408
UnknownEPSS 57.96%
Last modified
CVE-2000-0408 is a vulnerability of currently unknown severity. IIS 4.05 and 5.0 allow remote attackers to cause a denial of service via a long, complex URL that appears to contain a large number of file extensions, aka the "Malformed Extension Data in URL" vulnerability.. EPSS estimates a 57.96% chance of exploitation in the next 30 days.
Description
IIS 4.05 and 5.0 allow remote attackers to cause a denial of service via a long, complex URL that appears to contain a large number of file extensions, aka the "Malformed Extension Data in URL" vulnerability.
Metrics
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Microsoft | Internet Information Server | 4.0 |
| Microsoft | Internet Information Services | 5.0 |
References
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2000-0408?
IIS 4.05 and 5.0 allow remote attackers to cause a denial of service via a long, complex URL that appears to contain a large number of file extensions, aka the "Malformed Extension Data in URL" vulnerability.
How severe is CVE-2000-0408?
Severity scoring for CVE-2000-0408 is pending analysis. The EPSS model estimates a 57.96% probability of exploitation in the next 30 days.
How do I fix CVE-2000-0408?
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.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
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Are you affected by CVE-2000-0408?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST