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cvelistGitHub_MCVELIST:CVE-2021-43832
HistoryJan 04, 2022 - 7:20 p.m.

CVE-2021-43832 Improper Access Control in spinnaker

2022-01-0419:20:10
CWE-306
GitHub_M
www.cve.org
12
spinnaker
access control
pipeline execution
rbac
remote execution
patch
upgrade
account security
permission controls
wildcards

CVSS3

10

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

NONE

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

AI Score

9.8

Confidence

High

EPSS

0.01

Percentile

84.0%

Spinnaker is an open source, multi-cloud continuous delivery platform. Spinnaker has improper permissions allowing pipeline creation & execution. This lets an arbitrary user with access to the gate endpoint to create a pipeline and execute it without authentication. If users haven’t setup Role-based access control (RBAC) with-in spinnaker, this enables remote execution and access to deploy almost any resources on any account. Patches are available on the latest releases of the supported branches and users are advised to upgrade as soon as possible. Users unable to upgrade should enable RBAC on ALL accounts and applications. This mitigates the ability of a pipeline to affect any accounts. Block application access unless permission are enabled. Users should make sure ALL application creation is restricted via appropriate wildcards.

CNA Affected

[
  {
    "product": "spinnaker",
    "vendor": "spinnaker",
    "versions": [
      {
        "status": "affected",
        "version": ">= 1.26.0, < 1.26.7"
      },
      {
        "status": "affected",
        "version": "< 1.25.8"
      }
    ]
  }
]

CVSS3

10

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

NONE

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

AI Score

9.8

Confidence

High

EPSS

0.01

Percentile

84.0%

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