CVE-2023-21839
Description
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).
Summary dbcve.org
Oracle WebLogic Server vulnerability in the Core component affecting versions 12.2.1.3.0, 12.2.1.4.0, and 14.1.1.0.0. Allows unauthenticated remote attackers with network access via T3 or IIOP protocols to gain unauthorized access to sensitive data. Exploitation is straightforward with no privileges or user interaction required.
Mitigation
Apply Oracle Critical Patch Updates to obtain patched versions. If immediate patching is not feasible, restrict network access to T3/IIOP protocols or disable these protocols if not required for business functions.