CVE-2022-21951 — Cleartext Transmission of Sensitive Info in Rancher

CWE-319 — Cleartext Transmission of Sensitive Info CWE-311 — Missing Encryption of Sensitive Data4 documents4 sources

Severity

6.8MEDIUMNVD

EPSS

0.1%

top 75.90%

CISA KEV

Not in KEV

Exploit

No known exploits

Affected products

Suse Rancher Github.com Rancher Rancher

Timeline

PublishedMay 25

Latest updateMar 3

Description

A Cleartext Transmission of Sensitive Information vulnerability in SUSE Rancher, Rancher allows attackers on the network to read and change network data due to missing encryption of data transmitted via the network when a cluster is created from an RKE template with the CNI value overridden This issue affects: SUSE Rancher Rancher versions prior to 2.5.14; Rancher versions prior to 2.6.5.

CVSS vector

CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:NExploitability: 1.6 | Impact: 5.2

Affected Packages3 packages

▶CVEListV5suse/rancherRancher — 2.5.14+1

▶NVDsuse/rancher2.5.0 — 2.5.14+1

▶Gogithub.com/rancher_rancher2.6.0 — 2.6.5+1

🔴Vulnerability Details

GHSA

Rancher's weave CNI password is not configured when a cluster is created from an RKE template↗2026-03-03

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OSV

Rancher's weave CNI password is not configured when a cluster is created from an RKE template↗2026-03-03

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CVEList

Rancher: Weave CNI password is not set if RKE template is used with CNI value overridden↗2022-05-25

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