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Unauthenticated Oracle WebLogic Server RCE

By
Sooraj V Nair
Published on
16 Jun 2021

The insecure deserialization vulnerability in certain versions of Oracle Weblogic (Server product of Oracle Fusion Middleware) exploited by a remote attacker with network access via IIOP, by sending crafted requests to the server. Successful exploitation will enable an attacker to execute arbitrary codes and eventually result in takeover of Oracle Weblogic server.

Vulnerable versions

Oracle WebLogic Server 10.3.6 Oracle WebLogic Server 12.1.3 Oracle WebLogic Server 12.2.1.3 Oracle WebLogic Server 12.2.1.4

Mitigation / Precaution

In order to patch this vulnerability, please install the official patch released by Oracle.(https://www.oracle.com/security-alerts/cpujan2020.html)

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Written by
Sooraj V Nair
Sooraj V Nair
Cyber Security Engineer
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