CVE-2002-0509 describes a denial-of-service vulnerability affecting the Transparent Network Substrate (TNS) Listener in Oracle 9i version 9.0.1.1. A remote attacker can exploit this by sending a single malformed TCP packet to port 1521, leading to high CPU consumption on the affected system. This vulnerability has a CVSS score of 5.0 (medium severity) due to its network-based attack vector, low attack complexity, and potential for partial availability impact. There is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
9.0CPE matchmatch criteria | cpe:2.3:a:oracle:oracle9i:9.0:*:*:*:*:*:*:* | ||
9.0.1CPE matchmatch criteria | cpe:2.3:a:oracle:oracle9i:9.0.1:*:*:*:*:*:*:* |
CVSS version used by this source: 2.0
AV:N/AC:L/Au:N/C:N/I:N/A:P
No social media mentions found for this CVE.
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.4 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.