Cross-site scripting in Red Hat OpenShift Container Platform - CVE-2019-3889
Published: November 18, 2019
Vulnerability identifier: #VU22822
CSH Severity: Low
CVSS v4: 4.6 [CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N]
CVE-ID: CVE-2019-3889
CWE-ID: CWE-79
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The disclosed vulnerability allows a remote attacker to perform cross-site scripting (XSS) attacks.
The vulnerability exists due to insufficient sanitization of user-supplied data within authentication flow in oauth-server-container. A remote attacker can trick the victim to follow a specially crafted link 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.
Affected software
Red Hat OpenShift Container Platform
atomic-openshift (Red Hat package)
atomic-openshift (Red Hat package)
How to mitigate CVE-2019-3889
Install updates from vendor's website.
Red Hat OpenShift Container Platform - addressed in versions 4.1.22, 4.2.4, 3.11.0
atomic-openshift (Red Hat package) - update to 3.11.188-1.git.0.db0eaa8.el7
atomic-openshift (Red Hat package) - update to 3.11.188-1.git.0.db0eaa8.el7