CVE-2023-21827: Medium severity oracle database vulnerability

Published Jan 17, 2023

Updated

Vulnerability in the Oracle Database Data Redaction component of Oracle Database Server. Supported versions that are affected are 19c and 21c. Easily exploitable vulnerability allows low privileged attacker having Create Session privilege with network access via Oracle Net to compromise Oracle Database Data Redaction. Successful attacks of this vulnerability can result in unauthorized read access to a subset of Oracle Database Data Redaction accessible data. CVSS 3.1 Base Score 4.3 (Confidentiality impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N).

Affected Software

2 affected components

Oracle Database=19c

Oracle Database=21c

Remediation

Patch Available

https://www.oracle.com/security-alerts/cpujan2023.html

Event History

Jan 17, 2023

CVE Published

via MITRE·11:35 PM

Data Sourced

via MITRE·11:35 PM

DescriptionSeverity

Frequently Asked Questions

What is the CVE ID of this vulnerability?

The CVE ID of this vulnerability is CVE-2023-21827.

What is the severity level of CVE-2023-21827?

The severity level of CVE-2023-21827 is medium.

Which versions of Oracle Database Server are affected by CVE-2023-21827?

The affected versions of Oracle Database Server are 19c and 21c.

How can an attacker exploit CVE-2023-21827?

An attacker with low privileged access and Create Session privilege can exploit CVE-2023-21827 through Oracle Net.

Where can I find more information about CVE-2023-21827?

More information about CVE-2023-21827 can be found at the following link: https://www.oracle.com/security-alerts/cpujan2023.html