CVE-2021-2396

Oracle Business Intelligence UpdateConnectionServlet JNDI Injection Remote Code Execution Vulnerability

Severity Score

8.8

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

Track*

*SSVC

Descriptions

Vulnerability in the Oracle BI Publisher product of Oracle Fusion Middleware (component: E-Business Suite - XDO). Supported versions that are affected are 5.5.0.0.0, 11.1.1.9.0, 12.2.1.3.0 and 12.2.1.4.0. Easily exploitable vulnerability allows low privileged attacker with network access via HTTP to compromise Oracle BI Publisher. Successful attacks of this vulnerability can result in takeover of Oracle BI Publisher. CVSS 3.1 Base Score 8.8 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H).

Una vulnerabilidad en el producto Oracle BI Publisher de Oracle Fusion Middleware (componente: E-Business Suite - XDO). Las versiones compatibles que están afectadas son 5.5.0.0, 11.1.1.9.0, 12.2.1.3.0 y 12.2.1.4.0. Una vulnerabilidad explotable fácilmente permite a un atacante poco privilegiado con acceso a la red por medio de HTTP comprometer a Oracle BI Publisher. Los ataques con éxito de esta vulnerabilidad pueden resultar en la toma de control de Oracle BI Publisher. CVSS 3.1 Puntuación Base 8.8 (Impactos en la Confidencialidad, Integridad y Disponibilidad). Vector CVSS: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H)

This vulnerability allows remote attackers to execute arbitrary code on affected installations of Oracle Business Intelligence. Authentication is required to exploit this vulnerability.
The specific flaw exists within the UpdateConnectionServlet class. The issue results from the lack of proper validation of user-supplied data, which can result in execution of arbitrary Java code. An attacker can leverage this vulnerability to execute code in the context of the service account.

*Credits: Quynh Le of VNPT ISC

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Attack Vector

Network

Attack Complexity

Low

Authentication

Single

Confidentiality

Complete

Integrity

Complete

Availability

Complete

* Common Vulnerability Scoring System

SSVC

Decision:Track*

Exploitation

None

Automatable

Tech. Impact

Total

* Organization's Worst-case Scenario

Timeline

2020-12-09 CVE Reserved
2021-07-20 CVE Published
2024-04-04 EPSS Updated
2024-09-26 CVE Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CAPEC

References (2)

URL	Tag	Source
https://www.zerodayinitiative.com/advisories/ZDI-21-884	Third Party Advisory

URL	Date	SRC

URL	Date	SRC

URL	Date	SRC
https://www.oracle.com/security-alerts/cpujul2021.html	2021-07-26

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Oracle Search vendor "Oracle"		Bi Publisher Search vendor "Oracle" for product "Bi Publisher"				5.5.0.0.0 Search vendor "Oracle" for product "Bi Publisher" and version "5.5.0.0.0"		-		Affected
Oracle Search vendor "Oracle"		Bi Publisher Search vendor "Oracle" for product "Bi Publisher"				11.1.1.9.0 Search vendor "Oracle" for product "Bi Publisher" and version "11.1.1.9.0"		-		Affected
Oracle Search vendor "Oracle"		Bi Publisher Search vendor "Oracle" for product "Bi Publisher"				12.2.1.3.0 Search vendor "Oracle" for product "Bi Publisher" and version "12.2.1.3.0"		-		Affected
Oracle Search vendor "Oracle"		Bi Publisher Search vendor "Oracle" for product "Bi Publisher"				12.2.1.4.0 Search vendor "Oracle" for product "Bi Publisher" and version "12.2.1.4.0"		-		Affected