Vulnerability in the PL/SQL component of Oracle Database Server. Supported versions that are affected are 19.3-19.20 and 21.3-21.11. Easily exploitable vulnerability allows high privileged attacker having Create Session, Execute on sys.utl_http privilege with network access via Oracle Net to compromise PL/SQL. Successful attacks require human interaction from a person other than the attacker and while the vulnerability is in PL/SQL, attacks may significantly impact additional products (scope change). Successful attacks of this vulnerability can result in unauthorized update, insert or delete access to some of PL/SQL accessible data as well as unauthorized read access to a subset of PL/SQL accessible data and unauthorized ability to cause a partial denial of service (partial DOS) of PL/SQL. CVSS 3.1 Base Score 5.9 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:L).
Conclusion & alert: CVE-2023-22071 is rated Low Risk (28.1/100): CVSS Medium severity, with low exploitation likelihood (EPSS 0.05%). Mandatory action: Monitor for updates and reassess as exploit intelligence or EPSS changes.
Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.
EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).
| # | Date | Old EPSS score | New EPSS score | Delta (New - Old) |
|---|---|---|---|---|
| 1 | 2025-03-17 | 0.04% | 0.05% | +0.01% |
| 2 | 2023-10-18 | — | 0.04% | — |
Full EPSS history (2 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 5.9 | 3.1 | MEDIUM |
|
1.7 | 3.7 | [email protected] |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| oracle | database_server | >= 19.3, <= 19.20 | cpe:2.3:a:oracle:database_server:*:*:*:*:enterprise:*:*:* |
| oracle | database_server | >= 21.3, <= 21.11 | cpe:2.3:a:oracle:database_server:*:*:*:*:enterprise:*:*:* |
| URL | Tags |
|---|---|
| https://www.oracle.com/security-alerts/cpuoct2023.html | Patch Vendor Advisory |