CVE-2021-36783CWE-522

Rancher: Failure to properly sanitize credentials in cluster template answers

Critical · published September 7, 2022

CVSS v3.1
9.9
EPSS
1%
Percentile
55.4
In the wild
Unconfirmed
What it is

🚨 Authenticated users can easily access sensitive data—cleartext credentials, passwords, and API tokens are exposed via the API! 🔥 This is like leaving your safe unlocked while letting everyone in the office know the combination. Anyone can waltz right in and take whatever they want without breaking a sweat! The consequences could be absolutely devastating: an attacker could gain unauthorized access to critical systems, leading to data breaches, system takeovers, and serious reputational damage. With the right tokens, they could orchestrate all kinds of mayhem within your infrastructure!

Put simply

This is like leaving your safe unlocked while letting everyone in the office know the combination. Anyone can waltz right in and take whatever they want without breaking a sweat! This vulnerability stems from insufficient protection of stored credentials in SUSE Rancher, allowing authenticated users like Cluster Owners and Project Members to read sensitive information directly from API endpoints.

What to do

The consequences could be absolutely devastating: an attacker could gain unauthorized access to critical systems, leading to data breaches, system takeovers, and serious reputational damage. With the right tokens, they could orchestrate all kinds of mayhem within your infrastructure! Update your Rancher deployment to versions 2.6.4 or 2.5.13 or later immediately. Additionally, review your API security practices and implement encryption for stored credentials to prevent future exposures. You've got this! Take action now, and you’ll have your security back on track in no time! 🛡️

The record
Technical detail
CVSS v3.1
9.9 · 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
0.00779 · 55.4th percentile
Weakness
CWE-522 · Insufficiently Protected Credentials
Published
2022-09-07T08:20Z
EPSS history
Timeline
  • 07 SEP 08:20Z
    Rancher: Failure to properly sanitize credentials in cluster template answers
    cvelistv5