CVE-2021-25318 - CVE House
Back to Database
Status published High CVE-2021-25318

rancher: API group not properly specified when creating Kubernetes RBAC resources

Vulnerability Description

A Incorrect Permission Assignment for Critical Resource vulnerability in Rancher allows users in the cluster to modify resources they should not have access to. This issue affects: Rancher versions prior to 2.5.9 ; Rancher versions prior to 2.4.16.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

THREAT MONITOR

Am I Vulnerable?

Launch our assessment wizard to check if your infrastructure is exposed to • CVE-2021-25318

Credits & Attribution

No credits recorded in the NVD database.

References

More from Rancher

View All →
CVE-2021-31999
Rancher: Privilege escalation vulnerability via malicious Connection header
High 8.8
CVE-2021-25320
Rancher: Cloud credentials can be used through proxy API by users without access
Critical 9.9

Affected Vendor

Affected Software

Rancher
Vulnerable Versions:
Rancher

Timeline

Official Publish: July 15th, 2021
Last Modified: September 16th, 2024
Added to House: July 21st, 2026

CVSS Vectors

V3: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Weaknesses (CWE)

CWE-732

MITRE ATT&CK TTPs

T1222 File and Directory Permissions Modification
Defense Evasion
T1574 Hijack Execution Flow
Privilege Escalation
T1005 Data from Local System
Collection
T1078 Valid Accounts
Persistence
T1562 Impair Defenses
Defense Evasion