CVE-2021-41266

HIGHNuclei

Authentication bypass issue in the Operator Console

Title source: CVE List
STIX 2.1 vulnerability

Record summary

CVE-2021-41266 has a selected CVSS score of 8.6 (high); EIP currently links 1 Nuclei template.

Description

Minio console is a graphical user interface for the for MinIO operator. Minio itself is a multi-cloud object storage project. Affected versions are subject to an authentication bypass issue in the Operator Console when an external IDP is enabled. All users on release v0.12.2 and before are affected and are advised to update to 0.12.3 or newer. Users unable to upgrade should add automountServiceAccountToken: false to the operator-console deployment in Kubernetes so no service account token will get mounted inside the pod, then disable the external identity provider authentication by unset the CONSOLE_IDP_URL, CONSOLE_IDP_CLIENT_ID, CONSOLE_IDP_SECRET and CONSOLE_IDP_CALLBACK environment variable and instead use the Kubernetes service account token.

Description source: CVE List

Exploitation context

Known exploitation

VulnCheck KEV
Listed · Jan 22, 2024 · VulnCheck
Reported exploitation
Observed · VulnCheck

Available material

Nuclei templates
1

Affected products and versions

3
ProductSourceVersion range

minio_console

Browse min / minio_console
VulnCheckVersion data not supplied

console

Browse minio / console
CVE List< 0.12.3affected

github.com/minio/console

Browse Go / github.com/minio/console
GitHub AdvisoryBefore 0.12.3 · Fixed in 0.12.3affected

Nuclei templates

1
ProjectDiscoveryCRITICALMinIO Operator Console Authentication BypassCVSS 9.8

MinIO Console is a graphical user interface for the for MinIO Operator. MinIO itself is a multi-cloud object storage project. Affected versions are subject to an authentication bypass issue in the Operator Console when an external IDP is enabled.

Impact

An attacker can bypass authentication and gain unauthorized access to the MinIO Operator Console.

Remediation

Update to v.0.12.3 or higher. Users unable to upgrade should add automountServiceAccountToken: false to the operator-console deployment in Kubernetes so no service account token will get mounted inside the pod, then disable the external identity provider authentication by unset the CONSOLE_IDP_URL, CONSOLE_IDP_CLIENT_ID, CONSOLE_IDP_SECRET and CONSOLE_IDP_CALLBACK environment variable and instead use the Kubernetes service account token.

WeaknessesCWE-306
Authorsalevsk
Template tagscve2021cveminiominvkevvuln
CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CPE: cpe:2.3:a:min:minio_console:*:*:*:*:*:*:*:*
https://nvd.nist.gov/vuln/detail/CVE-2021-41266 https://github.com/minio/console/security/advisories/GHSA-4999-659w-mq36 https://github.com/minio/console/pull/1217 https://github.com/HimmelAward/Goby_POC https://github.com/StarCrossPortal/scalpel

Source: ProjectDiscovery

References

4