CVE-2023-21841: High severity oracle weblogic server vulnerability

Published Jan 17, 2023

Updated

Vulnerability in the Oracle WebLogic Server product of Oracle Fusion Middleware (component: Core). Supported versions that are affected are 12.2.1.3.0, 12.2.1.4.0 and 14.1.1.0.0. Easily exploitable vulnerability allows unauthenticated attacker with network access via T3, IIOP to compromise Oracle WebLogic Server. Successful attacks of this vulnerability can result in unauthorized access to critical data or complete access to all Oracle WebLogic Server accessible data. CVSS 3.1 Base Score 7.5 (Confidentiality impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N).

Affected Software

3 affected components

ORACLE WebLogic Server=12.2.1.3.0

ORACLE WebLogic Server=12.2.1.4.0

ORACLE WebLogic Server=14.1.1.0.0

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 vulnerability ID of this Oracle WebLogic Server vulnerability?

The vulnerability ID of this Oracle WebLogic Server vulnerability is CVE-2023-21841.

What component of Oracle Fusion Middleware is affected by this vulnerability?

This vulnerability affects the Core component of Oracle Fusion Middleware.

What versions of Oracle WebLogic Server are affected by this vulnerability?

This vulnerability affects versions 12.2.1.3.0, 12.2.1.4.0, and 14.1.1.0.0 of Oracle WebLogic Server.

What is the severity of CVE-2023-21841?

The severity of CVE-2023-21841 is high with a CVSS score of 7.5.

How can an attacker exploit this vulnerability?

An unauthenticated attacker with network access via T3 or IIOP can exploit this vulnerability to compromise Oracle WebLogic Server.