CVE-2019-13209: XSS
Rancher 2 through 2.2.4 is vulnerable to a Cross-Site Websocket Hijacking attack that allows an exploiter to gain access to clusters managed by Rancher. The attack requires a victim to be logged into a Rancher server, and then to access a third-party site hosted by the exploiter. Once that is accomplished, the exploiter is able to execute commands against the cluster's Kubernetes API with the permissions and identity of the victim.
Affected Software
Event History
Frequently Asked Questions
What is CVE-2019-13209?
CVE-2019-13209 is a vulnerability in Rancher 2 through 2.2.4 that allows an attacker to gain access to clusters managed by Rancher.
What is the severity of CVE-2019-13209?
CVE-2019-13209 has a severity value of 8.7 (high).
How can an attacker exploit CVE-2019-13209?
An attacker can exploit CVE-2019-13209 by using a Cross-Site Websocket Hijacking attack to gain access to clusters managed by Rancher.
Which versions of Rancher are affected by CVE-2019-13209?
Rancher 2.0.0 through 2.0.16, Rancher 2.1.0 through 2.1.11, and Rancher 2.2.0 through 2.2.4 are affected by CVE-2019-13209.
How do I fix CVE-2019-13209?
To fix CVE-2019-13209, update your Rancher installation to version 2.2.5, 2.1.11, or 2.0.16, depending on the version you are currently using.