CVE-2021-2135

Name of the Vulnerable Software and Affected Versions Oracle WebLogic Server versions 12.2.1.3.0 through 12.2.1.4.0 Oracle WebLogic Server version 14.1.1.0.0

Description The issue exists due to insufficient input validation in the Coherence Container component of Oracle WebLogic Server, allowing a remote attacker to compromise the server's confidentiality, integrity, and availability via T3 and IIOP protocols. Successful attacks can result in the takeover of Oracle WebLogic Server.

Recommendations For Oracle WebLogic Server versions 12.2.1.3.0 through 12.2.1.4.0, update to a version that includes the fix for this issue. For Oracle WebLogic Server version 14.1.1.0.0, update to a version that includes the fix for this issue. As a temporary workaround, consider restricting access to the T3 and IIOP protocols to minimize the risk of exploitation.