VULNERABILITY INTELLIGENCE

CVE-2002-0509

CVSS score5 MEDIUM

EPSS probability2.67%

CISA KEVNot currently listed

Published2002-08-12

Last modified2026-06-16

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.