CVE-2023-21839

Oracle WebLogic Server Unspecified Vulnerability

Severity Score

7.5

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

Yes

*KEV

Decision

Act

*SSVC

Descriptions

NVD
CISA

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).

Oracle WebLogic Server contains an unspecified vulnerability that allows an unauthenticated attacker with network access via T3, IIOP, to compromise Oracle WebLogic Server.

*Credits: N/A

CVSS Scores

Oraclev3.1 7.5

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

None

Availability

None

* Common Vulnerability Scoring System

SSVC

Decision:Act

Exploitation

Active

Automatable

Yes

Tech. Impact

Partial

* Organization's Worst-case Scenario

Timeline

2022-12-17 CVE Reserved
2023-01-17 CVE Published
2023-01-29 First Exploit
2023-05-01 Exploited in Wild
2023-05-22 KEV Due Date
2024-09-17 CVE Updated
2024-11-05 EPSS Updated

CWE

CWE-306: Missing Authentication for Critical Function

CAPEC

References (11)

URL	Tag	Source
https://github.com/gobysec/Weblogic/blob/main/WebLogic_CVE-2023-21931_en_US.md
https://github.com/gobysec/Weblogic/blob/main/Weblogic_Serialization_Vulnerability_and_IIOP_Protocol_en_US.md
https://github.com/4ra1n/CVE-2023-21839
https://www.fortiguard.com/outbreak-alert/oracle-weblogic-server-vulnerability

URL	Date	SRC
https://github.com/ASkyeye/CVE-2023-21839	2023-02-24
https://github.com/DXask88MA/Weblogic-CVE-2023-21839	2023-02-26
https://github.com/Firebasky/CVE-2023-21839	2023-03-11
https://github.com/fakenews2025/CVE-2023-21839	2023-01-29
https://github.com/kw3h4/CVE-2023-21839-metasploit-scanner	2023-06-05
http://packetstormsecurity.com/files/172882/Oracle-Weblogic-PreAuth-Remote-Command-Execution.html	2024-09-17

URL	Date	SRC
https://www.oracle.com/security-alerts/cpujan2023.html	2023-01-17

URL	Date	SRC

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Oracle Search vendor "Oracle"		Weblogic Server Search vendor "Oracle" for product "Weblogic Server"				12.2.1.3.0 Search vendor "Oracle" for product "Weblogic Server" and version "12.2.1.3.0"		-		Affected
Oracle Search vendor "Oracle"		Weblogic Server Search vendor "Oracle" for product "Weblogic Server"				12.2.1.4.0 Search vendor "Oracle" for product "Weblogic Server" and version "12.2.1.4.0"		-		Affected
Oracle Search vendor "Oracle"		Weblogic Server Search vendor "Oracle" for product "Weblogic Server"				14.1.1.0.0 Search vendor "Oracle" for product "Weblogic Server" and version "14.1.1.0.0"		-		Affected