Security Advisory

CVE-2021-31999

8.8
HIGH

Vulnerability Description

A Reliance on Untrusted Inputs in a Security Decision vulnerability in Rancher allows users in the cluster to act as others users in the cluster by forging the "Impersonate-User" or "Impersonate-Group" headers. This issue affects: Rancher versions prior to 2.5.9. Rancher versions prior to 2.4.16.
Published Date July 15, 2021
Official Source NIST NVD Advisory