CVE-2021-2157: High severity oracle weblogic server vulnerability

Published Apr 22, 2021

Updated

Vulnerability in the Oracle WebLogic Server product of Oracle Fusion Middleware (component: TopLink Integration). Supported versions that are affected are 10.3.6.0.0, 12.1.3.0.0, 12.2.1.3.0 and 12.2.1.4.0. Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTP 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

4 affected components

ORACLE WebLogic Server=10.3.6.0.0

ORACLE WebLogic Server=12.1.3.0.0

ORACLE WebLogic Server=12.2.1.3.0

ORACLE WebLogic Server=12.2.1.4.0

Remediation

Patch Available

https://www.oracle.com/security-alerts/cpuapr2021.html

Event History

Apr 22, 2021

CVE Published

via MITRE·09:53 PM

Data Sourced

via MITRE·09:53 PM

DescriptionSeverityWeakness

Frequently Asked Questions

What is the severity of CVE-2021-2157?

CVE-2021-2157 is rated as a critical vulnerability due to its potential for exploitation by unauthenticated attackers.

How do I fix CVE-2021-2157?

To fix CVE-2021-2157, you should apply the latest security patch provided by Oracle for the affected versions of WebLogic Server.

Which versions of Oracle WebLogic Server are affected by CVE-2021-2157?

CVE-2021-2157 affects Oracle WebLogic Server versions 10.3.6.0.0, 12.1.3.0.0, 12.2.1.3.0, and 12.2.1.4.0.

What attack vectors can exploit CVE-2021-2157?

CVE-2021-2157 can be exploited through network access via HTTP without authentication.

Is there a workaround for CVE-2021-2157 if I can't patch immediately?

There are no recommended workarounds for CVE-2021-2157, so immediate patching is advised.