SB2019121612 - Red Hat update for OpenShift Container Platform 3.11 jenkins-2-plugins



SB2019121612 - Red Hat update for OpenShift Container Platform 3.11 jenkins-2-plugins

Published: December 16, 2019

Security Bulletin ID SB2019121612
Severity
High
Patch available
YES
Number of vulnerabilities 2
Exploitation vector Remote access
Highest impact Code execution

Breakdown by Severity

High 50% Low 50%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 2 secuirty vulnerabilities.


1) Permissions, Privileges, and Access Controls (CVE-ID: CVE-2019-10431)

The vulnerability allows a remote attacker to escalate privileges on the system.

The vulnerability exists due to the sandbox protection in the affected plugin can be circumvented through default parameter expressions in constructors. A remote authenticated attacker can specify and run sandboxed scripts to execute arbitrary code in the context of the Jenkins master JVM.


2) Stored cross-site scripting (CVE-ID: CVE-2019-10432)

The disclosed vulnerability allows a remote attacker to perform cross-site scripting (XSS) attacks.

The vulnerability exists due to the affected plugin does not escape the project or build display name shown in the frame HTML page. A remote authenticated attacker who is able to control the project or build display name, typically users with Job/Configure or Build/Update permission can inject and execute arbitrary HTML and script code in user's browser in context of vulnerable website.

Successful exploitation of this vulnerability may allow a remote attacker to steal potentially sensitive information, change appearance of the web page, perform phishing and drive-by-download attacks.


Remediation

Install update from vendor's website.