CVE-2021-36783 — Insufficiently Protected Credentials in Rancher

CWE-522 — Insufficiently Protected CredentialsCWE-200 — Sensitive Information ExposureCWE-312 — Cleartext Storage of Sensitive Info4 documents4 sources
Severity
9.9CRITICALNVD
EPSS
0.5%
top 35.02%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
2
Suse RancherGithub.com Rancher Rancher
Timeline
PublishedSep 7
Latest updateMar 3

Description

A Insufficiently Protected Credentials vulnerability in SUSE Rancher allows authenticated Cluster Owners, Cluster Members, Project Owners and Project Members to read credentials, passwords and API tokens that have been stored in cleartext and exposed via API endpoints. This issue affects: SUSE Rancher Rancher versions prior to 2.6.4; Rancher versions prior to 2.5.13.

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:HExploitability: 3.1 | Impact: 6.0

Affected Packages3 packages

▶CVEListV5suse/rancherRancher — 2.6.4+1
▶NVDsuse/rancher2.5.0 — 2.5.13+1
▶Gogithub.com/rancher_rancher2.5.0 — 2.5.13+1

🔴Vulnerability Details

3
OSV
Rancher doesn't properly sanitize credentials in cluster template answers↗2026-03-03
▶
GHSA
Rancher doesn't properly sanitize credentials in cluster template answers↗2026-03-03
▶
CVEList
Rancher: Failure to properly sanitize credentials in cluster template answers↗2022-09-07
▶
CVE-2021-36783 — Insufficiently Protected Credentials | cvebase