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CVE-2023-22077

MediumPublished

Vulnerability in the Oracle Database Recovery Manager component of Oracle Database Server. Supported versions that are affected are 19.3-19.20 and...

Published: Oct 17, 2023
Updated: Sep 13, 2024
Assigning CNA: oracle
Evidence observed: Aug 8, 2026

Primary CVSS

4.9/ 10Medium

nvd · CVSS 3.1

CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H

EPSS probability estimate

0.6%

Low · next 30 days

Percentile: 48.5%
Model date: Sep 21, 2026

EPSS is a statistical estimate, not a certainty or a measure of impact. Combine it with CVSS, KEV status, exposure and your environment.

Summary

Vulnerability in the Oracle Database Recovery Manager 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 DBA account privilege with network access via Oracle Net to compromise Oracle Database Recovery Manager. Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of Oracle Database Recovery Manager. CVSS 3.1 Base Score 4.9 (Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H).

Sources

CVE-2023-22077PoC
Proof-of-concept exploit for CVE-2023-22077, a denial-of-service vulnerability breaking PDB isolation at the container level. Demonstrates PDB-level DoS against container environments.

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