CVE-2002-0509
UnknownEPSS 2.67%
Last modified
CVE-2002-0509 is a vulnerability of currently unknown severity. Transparent Network Substrate (TNS) Listener in Oracle 9i 9.0.1.1 allows remote attackers to cause a denial of service (CPU consumption) via a single malformed TCP packet to port 1521.. EPSS estimates a 2.67% chance of exploitation in the next 30 days.
Description
Transparent Network Substrate (TNS) Listener in Oracle 9i 9.0.1.1 allows remote attackers to cause a denial of service (CPU consumption) via a single malformed TCP packet to port 1521.
Metrics
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Oracle | Oracle9i | 9.0 |
| Oracle | Oracle9i | 9.0.1 |
References
- http://online.securityfocus.com/archive/1/264697Vendor Advisory
- http://www.iss.net/security_center/static/8657.phpVendor Advisory
- http://www.securityfocus.com/bid/4391Vendor Advisory
- http://online.securityfocus.com/archive/1/264697Vendor Advisory
- http://www.iss.net/security_center/static/8657.phpVendor Advisory
- http://www.securityfocus.com/bid/4391Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2002-0509?
Transparent Network Substrate (TNS) Listener in Oracle 9i 9.0.1.1 allows remote attackers to cause a denial of service (CPU consumption) via a single malformed TCP packet to port 1521.
How severe is CVE-2002-0509?
Severity scoring for CVE-2002-0509 is pending analysis. The EPSS model estimates a 2.67% probability of exploitation in the next 30 days.
How do I fix CVE-2002-0509?
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.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
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Are you affected by CVE-2002-0509?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST