CVE-2021-36782

Name: CVE-2021-36782
Creator: NVD / NIST
Published: 2022-09-07T09:15:08.397+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

CRITICALCVSS 9.9/10EPSS 2.93%

Last modified Jun 17, 2026

CVE-2021-36782 is a critical-severity vulnerability rated 9.9/10 on the CVSS scale. A Cleartext Storage of Sensitive Information vulnerability in SUSE Rancher allows authenticated Cluster Owners, Cluster Members, Project Owners, Project Members and User Base to use the Kubernetes API to retrieve plaintext version of sensitive data. This issue affects: SUSE Rancher Rancher versions prior to 2.5.16; Rancher versions prior to 2.6.7.. EPSS estimates a 2.93% chance of exploitation in the next 30 days.

Description

A Cleartext Storage of Sensitive Information vulnerability in SUSE Rancher allows authenticated Cluster Owners, Cluster Members, Project Owners, Project Members and User Base to use the Kubernetes API to retrieve plaintext version of sensitive data. This issue affects: SUSE Rancher Rancher versions prior to 2.5.16; Rancher versions prior to 2.6.7.

Metrics

CVSS 3.1

9.9/10

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H

EPSS Probability

2.93%

85.3th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-312

Affected Software

Vendor	Product	Versions
Suse	Rancher	>= 2.5.0, < 2.5.16
Suse	Rancher	>= 2.6.0, < 2.6.7

References

https://bugzilla.suse.com/show_bug.cgi?id=1193988Exploit, Issue Tracking, Mitigation, Vendor Advisory
https://github.com/rancher/rancher/security/advisories/GHSA-g7j7-h4q8-8w2fExploit, Mitigation, Third Party Advisory
https://bugzilla.suse.com/show_bug.cgi?id=1193988Exploit, Issue Tracking, Mitigation, Vendor Advisory
https://github.com/rancher/rancher/security/advisories/GHSA-g7j7-h4q8-8w2fExploit, Mitigation, Third Party Advisory

Timeline

Published: Sep 7, 2022
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2021-36782?

How severe is CVE-2021-36782?

CVE-2021-36782 has a CVSS score of 9.9/10 (CRITICAL severity). The EPSS model estimates a 2.93% probability of exploitation in the next 30 days.

How do I fix CVE-2021-36782?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2021-36782?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST