// For flags

CVE-2020-14841

Oracle WebLogic Server IIOP Protocol Deserialization of Untrusted Data Remote Code Execution Vulnerability

Severity Score

9.8
*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

0
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

Attend
*SSVC
Descriptions

Vulnerability in the Oracle WebLogic Server product of Oracle Fusion Middleware (component: Core). Supported versions that are affected are 10.3.6.0.0, 12.1.3.0.0, 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 IIOP to compromise Oracle WebLogic Server. Successful attacks of this vulnerability can result in takeover of Oracle WebLogic Server. CVSS 3.1 Base Score 9.8 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H).

Vulnerabilidad en el producto Oracle WebLogic Server de Oracle Fusion Middleware (componente: Core). Las versiones compatibles que están afectadas son 10.3.6.0.0, 12.1.3.0.0, 12.2.1.3.0, 12.2.1.4.0 y 14.1.1.0.0. Una vulnerabilidad explotable fácilmente permite a un atacante no autenticado con acceso a la red por medio de IIOP comprometer a Oracle WebLogic Server. Los ataques con éxito de esta vulnerabilidad pueden resultar en la toma de control de Oracle WebLogic Server. CVSS 3.1 Puntuación Base 9.8 (Impactos de la Confidencialidad, Integridad y Disponibilidad). Vector CVSS: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H)

This vulnerability allows remote attackers to execute arbitrary code on affected installations of Oracle WebLogic. Authentication is not required to exploit this vulnerability.
The specific flaw exists within the handling of the IIOP protocol. Crafted data in an IIOP protocol message can trigger the deserialization of untrusted data. An attacker can leverage this vulnerability to execute code in the context of the service account.

*Credits: Anonymous
CVSS Scores
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
Attack Vector
Network
Attack Complexity
Low
Authentication
None
Confidentiality
Partial
Integrity
Partial
Availability
Partial
* Common Vulnerability Scoring System
SSVC
  • Decision:Attend
Exploitation
None
Automatable
Yes
Tech. Impact
Total
* Organization's Worst-case Scenario
Timeline
  • 2020-06-19 CVE Reserved
  • 2020-10-21 CVE Published
  • 2024-09-26 CVE Updated
  • 2024-10-28 EPSS Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
  • ---------- First Exploit
CWE
CAPEC
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"
10.3.6.0.0
Search vendor "Oracle" for product "Weblogic Server" and version "10.3.6.0.0"
-
Affected
Oracle
Search vendor "Oracle"
Weblogic Server
Search vendor "Oracle" for product "Weblogic Server"
12.1.3.0.0
Search vendor "Oracle" for product "Weblogic Server" and version "12.1.3.0.0"
-
Affected
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