CVE-2002-0509 — MEDIUM severity vulnerability (Transparent Network Substrate (TNS) Listener in Oracle 9i 9.)
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.
| CVE ID | CVE-2002-0509 |
|---|---|
| Severity | MEDIUM |
| CVSS score | 5.0 |
| CVSS vector | AV:N/AC:L/Au:N/C:N/I:N/A:P |
| CWE | NVD-CWE-Other |
| Status | Modified |
| Published | 2002-08-12 |
| Last modified | 2026-04-16 |
| 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. |
| Source | NIST National Vulnerability Database |
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