Rancher: Cloud credentials can be used through proxy API by users without access
CVE-2021-25320

9.9CRITICAL

Key Information:

Vendor

Rancher

Status
Rancher
Vendor
CVE Published:
15 July 2021

What is CVE-2021-25320?

A Improper Access Control vulnerability in Rancher, allows users in the cluster to make request to cloud providers by creating requests with the cloud-credential ID. Rancher in this case would attach the requested credentials without further checks This issue affects: Rancher versions prior to 2.5.9; Rancher versions prior to 2.4.16.

Affected Version(s)

Rancher Rancher < 2.5.9

Rancher Rancher < 2.4.16

References

https://bugzilla.suse.com/show_bug.cgi?id=1185514
x_refsource_CONFIRM

CVSS V3.1

Score:
9.9
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Changed

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.