SB2020041482 - Multiple vulnerabilities in Oracle WebCenter Sites



SB2020041482 - Multiple vulnerabilities in Oracle WebCenter Sites

Published: April 14, 2020 Updated: March 6, 2024

Security Bulletin ID SB2020041482
Severity
Medium
Patch available
YES
Number of vulnerabilities 3
Exploitation vector Remote access
Highest impact Code execution

Breakdown by Severity

Medium 67% Low 33%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 3 secuirty vulnerabilities.


1) Prototype pollution (CVE-ID: CVE-2019-11358)

The vulnerability allows a remote attacker to execute arbitrary JavaScript code.

The vulnerability exists due to improper input validation. A remote attacker can pass specially crafted input to the application and perform prototype pollution, which can result in information disclosure or data manipulation.


2) Improper input validation (CVE-ID: CVE-2020-2739)

The vulnerability allows a remote non-authenticated attacker to gain access to sensitive information.

The vulnerability exists due to improper input validation within the Advanced UI component in Oracle WebCenter Sites. A remote non-authenticated attacker can exploit this vulnerability to gain access to sensitive information.


3) Input validation error (CVE-ID: CVE-2019-16943)

The vulnerability allows a remote attacker to compromise the affected application.

The vulnerability exists due to a Polymorphic Typing issue when processing JSON requests  within the com.p6spy.engine.spy.P6DataSource component. A remote attacker can send specially crafted JSON data to an RMI service endpoint and execute arbitrary code on he system.

Successful exploitation of the vulnerability requires that Default Typing is enabled (either globally or for a specific property) for an externally exposed JSON endpoint, the service has has the p6spy (3.8.6) jar in the classpath, and an attacker can find an RMI service endpoint to send requests to.


Remediation

Install update from vendor's website.