CVE-2021-36782CWE-312

Rancher: Plaintext storage and exposure of credentials in Rancher API and cluster.management.cattle.io object

Critical ยท published September 7, 2022

CVSS v3.1
9.9
EPSS
4%
Percentile
90.9
In the wild
Unconfirmed
What it is

๐Ÿšจ A simple API call can reveal sensitive plaintext data to the wrong hands in SUSE Rancher โ€” yikes! ๐Ÿ”ฅ Think of this like a bank vault where anyone with access can open the door and see the contents without any locks to keep them out โ€” a clear invitation for trouble! This vulnerability allows authenticated users, like Cluster Owners and Project Members, to retrieve sensitive information such as tokens and credentials in plain text. If exploited, this could lead to unauthorized access to critical systems, resulting in data breaches or service disruptions โ€” absolutely devastating! ๐Ÿ”ฅ

Put simply

Think of this like a bank vault where anyone with access can open the door and see the contents without any locks to keep them out โ€” a clear invitation for trouble! This CVE is a result of the Kubernetes API in SUSE Rancher exposing sensitive information without adequate encryption, enabling users to access plaintext versions of sensitive data.

What to do

This vulnerability allows authenticated users, like Cluster Owners and Project Members, to retrieve sensitive information such as tokens and credentials in plain text. If exploited, this could lead to unauthorized access to critical systems, resulting in data breaches or service disruptions โ€” absolutely devastating! ๐Ÿ”ฅ Upgrade SUSE Rancher to version 2.5.16 or 2.6.7 or later immediately. Ensure that sensitive data is stored securely using encryption techniques to prevent future vulnerabilities. Regularly audit access controls to limit who can make API calls. You've got this! Follow these steps to lock down your environment and keep your data safe! ๐Ÿ›ก๏ธ

The record
Technical detail
CVSS v3.1
9.9 ยท CRITICAL
Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.04171 ยท 90.9th percentile
Weakness
CWE-312 ยท Cleartext Storage of Sensitive Information
Published
2022-09-07T08:20Z
EPSS history
Timeline
  • 07 SEP 08:20Z
    Rancher: Plaintext storage and exposure of credentials in Rancher API and cluster.management.cattle.io object
    cvelistv5