CVE-2023-21964: High severity oracle weblogic server vulnerability

Published Apr 18, 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 to compromise Oracle WebLogic Server. Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of Oracle WebLogic Server. CVSS 3.1 Base Score 7.5 (Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H).

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

Event History

Apr 18, 2023

CVE Published

via MITRE·07:54 PM

Data Sourced

via MITRE·07:54 PM

DescriptionSeverity

Frequently Asked Questions

What is CVE-2023-21964?

CVE-2023-21964 is a vulnerability in the Oracle WebLogic Server product of Oracle Fusion Middleware, specifically affecting versions 12.2.1.3.0, 12.2.1.4.0, and 14.1.1.0.0.

What is the severity of CVE-2023-21964?

The severity of CVE-2023-21964 is high with a CVSS score of 7.5.

How can an attacker exploit CVE-2023-21964?

An unauthenticated attacker with network access via T3 can exploit CVE-2023-21964 to compromise Oracle WebLogic Server.

Which versions of Oracle WebLogic Server are affected by CVE-2023-21964?

CVE-2023-21964 affects Oracle WebLogic Server versions 12.2.1.3.0, 12.2.1.4.0, and 14.1.1.0.0.

Where can I find more information about CVE-2023-21964?

You can find more information about CVE-2023-21964 on the Oracle website: [https://www.oracle.com/security-alerts/cpuapr2023.html](https://www.oracle.com/security-alerts/cpuapr2023.html)