Vulnerability Description
Vulnerability in the RDBMS Listener component of Oracle Database Server. Supported versions that are affected are 19.3-19.26, 21.3-21.17 and 23.4-23.7. Easily exploitable vulnerability allows unauthenticated attacker with network access via Oracle Net to compromise RDBMS Listener. Successful attacks require human interaction from a person other than the attacker. Successful attacks of this vulnerability can result in unauthorized access to critical data or complete access to all RDBMS Listener accessible data. CVSS 3.1 Base Score 6.5 (Confidentiality impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N).
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Oracle | Rdbms Listener | >= 19.3, <= 19.26 |
Related Weaknesses (CWE)
References
- https://www.oracle.com/security-alerts/cpuapr2025.htmlPatchVendor Advisory
- https://driftnet.io/blog/oracle-tns-memory-leak
FAQ
What is CVE-2025-30733?
CVE-2025-30733 is a vulnerability with a CVSS score of 6.5 (MEDIUM). Vulnerability in the RDBMS Listener component of Oracle Database Server. Supported versions that are affected are 19.3-19.26, 21.3-21.17 and 23.4-23.7. Easily exploitable vulnerability allows unauth...
How severe is CVE-2025-30733?
CVE-2025-30733 has been rated MEDIUM with a CVSS base score of 6.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2025-30733?
Check the references section above for vendor advisories and patch information. Affected products include: Oracle Rdbms Listener.