CVE-2023-21839

7.5

CVSS
High

PUBLISHED

Vulnerability in the Oracle WebLogic Server product of Oracle Fusion Middleware (component: Core). Supported versions that are affected are...

Exploited in the wild Remote Low complexity No user interaction

Vendor: Oracle Corporation
Product: WebLogic Server
Published: Jan 17, 2023
EPSS: —

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).

cisa nuclei_scanner metasploit

CVSS scores

CVSS v3.1 7.5 High

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Exploitation status

Exploited in the wild

Recorded 2023-05-01 00:00:00 UTC · Source

SSVC decision points

Exploitation: active
Automatable: Yes
Technical impact: partial

References

Known exploited vulnerability sources

Catalogues that list this CVE as a known exploited vulnerability.

Source	Added
CISA	May 01, 2023

Scanner integrations

Scanner	Reference	Detected
Nuclei	https://github.com/projectdiscovery/nuclei-templates/blob/main/javascript/cves/2023/CVE-2023-21839.yaml	Jun 01, 2026
Metasploit	https://github.com/rapid7/metasploit-framework/blob/master/modules/exploits/multi/iiop/cve_2023_21839_weblogic_rce.rb	Apr 28, 2025