ghsa-227x-7mh8-3cf6
Vulnerability from github
Impact
A security vulnerability was discovered in Gardener when Terraformer is used for infrastructure provisioning. This vulnerability could allow a user with administrative privileges for a Gardener project to obtain control over the seed cluster where the shoot cluster is managed.
This CVE affects all Gardener installations where Terraformer is used/can be enabled for infrastructure provisioning with any of the affected components mentioned below.
Affected Components
• gardener-extension-provider-gcp • gardener-extension-provider-azure • gardener-extension-provider-openstack • gardener-extension-provider-aws
Affected Versions
• gardener-extension-provider-gcp < v1.46.0 • gardener-extension-provider-azure < v1.55.0 • gardener-extension-provider-openstack < v1.49.0 • gardener-extension-provider-aws < v1.64.0
Fixed versions
• gardener-extension-provider-gcp >= v1.46.0 • gardener-extension-provider-azure >= v1.55.0 • gardener-extension-provider-openstack >= v1.49.0 • gardener-extension-provider-aws >= v1.64.0
How do I mitigate this vulnerability?
Update to a fixed version.
{
"affected": [
{
"package": {
"ecosystem": "Go",
"name": "github.com/gardener/gardener-extension-provider-aws"
},
"ranges": [
{
"events": [
{
"introduced": "0"
},
{
"fixed": "1.64.0"
}
],
"type": "ECOSYSTEM"
}
]
},
{
"package": {
"ecosystem": "Go",
"name": "github.com/gardener/gardener-extension-provider-gcp"
},
"ranges": [
{
"events": [
{
"introduced": "0"
},
{
"fixed": "1.46.0"
}
],
"type": "ECOSYSTEM"
}
]
},
{
"package": {
"ecosystem": "Go",
"name": "github.com/gardener/gardener-extension-provider-azure"
},
"ranges": [
{
"events": [
{
"introduced": "0"
},
{
"fixed": "1.55.0"
}
],
"type": "ECOSYSTEM"
}
]
},
{
"package": {
"ecosystem": "Go",
"name": "github.com/gardener/gardener-extension-provider-openstack"
},
"ranges": [
{
"events": [
{
"introduced": "0"
},
{
"fixed": "1.49.0"
}
],
"type": "ECOSYSTEM"
}
]
}
],
"aliases": [
"CVE-2025-59823"
],
"database_specific": {
"cwe_ids": [
"CWE-20",
"CWE-94"
],
"github_reviewed": true,
"github_reviewed_at": "2025-09-25T16:39:16Z",
"nvd_published_at": "2025-09-25T15:16:13Z",
"severity": "CRITICAL"
},
"details": "### Impact\n\nA security vulnerability was discovered in Gardener when [Terraformer](https://github.com/gardener/terraformer) is used for infrastructure provisioning. This vulnerability could allow a user with administrative privileges for a Gardener project to obtain control over the seed cluster where the shoot cluster is managed.\n\nThis CVE affects all Gardener installations where [Terraformer](https://github.com/gardener/terraformer) is used/can be enabled for infrastructure provisioning with any of the affected components mentioned below.\n\n### Affected Components\n\u2022 gardener-extension-provider-gcp\n\u2022 gardener-extension-provider-azure\n\u2022 gardener-extension-provider-openstack\n\u2022 gardener-extension-provider-aws\n\n### Affected Versions\n\u2022 gardener-extension-provider-gcp \u003c v1.46.0\n\u2022 gardener-extension-provider-azure \u003c v1.55.0\n\u2022 gardener-extension-provider-openstack \u003c v1.49.0\n\u2022 gardener-extension-provider-aws \u003c v1.64.0\n\n### Fixed versions\n\u2022 gardener-extension-provider-gcp \u003e= v1.46.0\n\u2022 gardener-extension-provider-azure \u003e= v1.55.0\n\u2022 gardener-extension-provider-openstack \u003e= v1.49.0\n\u2022 gardener-extension-provider-aws \u003e= v1.64.0\n\n### How do I mitigate this vulnerability?\nUpdate to a fixed version.",
"id": "GHSA-227x-7mh8-3cf6",
"modified": "2025-10-23T20:12:12Z",
"published": "2025-09-25T16:39:16Z",
"references": [
{
"type": "WEB",
"url": "https://github.com/gardener/gardener-extension-provider-aws/security/advisories/GHSA-227x-7mh8-3cf6"
},
{
"type": "ADVISORY",
"url": "https://nvd.nist.gov/vuln/detail/CVE-2025-59823"
},
{
"type": "WEB",
"url": "https://github.com/gardener/gardener-extension-provider-aws/commit/cb5045fc146248296994804bbfe27bd896938bf2"
},
{
"type": "WEB",
"url": "https://github.com/gardener/gardener-extension-provider-azure/commit/4573a4404969f89781ed6cf72e90554bc6ae2020"
},
{
"type": "WEB",
"url": "https://github.com/gardener/gardener-extension-provider-gcp/commit/51111b4f60c33c60dfdf18b1fc50f7ec8d8f70ac"
},
{
"type": "WEB",
"url": "https://github.com/gardener/gardener-extension-provider-openstack/commit/2ed6f0fe1be90fbef5d6093eb0b8325c8421b8d8"
},
{
"type": "PACKAGE",
"url": "https://github.com/gardener/gardener-extension-provider-aws"
},
{
"type": "WEB",
"url": "https://github.com/gardener/gardener-extension-provider-aws/releases/tag/v1.64.0"
},
{
"type": "WEB",
"url": "https://github.com/gardener/gardener-extension-provider-azure/releases/tag/v1.55.0"
},
{
"type": "WEB",
"url": "https://github.com/gardener/gardener-extension-provider-gcp/releases/tag/v1.46.0"
},
{
"type": "WEB",
"url": "https://github.com/gardener/gardener-extension-provider-openstack/releases/tag/v1.49.0"
},
{
"type": "WEB",
"url": "https://pkg.go.dev/vuln/GO-2025-3981"
}
],
"schema_version": "1.4.0",
"severity": [
{
"score": "CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H",
"type": "CVSS_V3"
}
],
"summary": "Gardener provider extensions vulnerable to code injection when Terraform is used for infrastructure provisioning"
}
Sightings
| Author | Source | Type | Date |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
- Confirmed: The vulnerability is confirmed from an analyst perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
- Patched: This vulnerability was successfully patched by the user reporting the sighting.
- Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
- Not confirmed: The user expresses doubt about the veracity of the vulnerability.
- Not patched: This vulnerability was not successfully patched by the user reporting the sighting.