Vulnerabilities in pkg:golang/github.com/gardener/gardener-extension-provider-openstack

PACKAGE
Advisory Identifier: GHSA-227x-7mh8-3cf6
Advisory Summary

CVE-2025-59823 is a CRITICAL (CVSS 9.9) gardener provider extensions vulnerable to vulnerability (CWE-94: Improper Control of Generation of Code ('Code Injection')) affecting Github.com/gardener/gardener extension provider aws libraries in the Go ecosystem. The issue involves gardener provider extensions vulnerable to code injection when terraform is used for infrastructure provisioning. Remediation is available by upgrading affected packages to version 1.64.0, 1.46.0, 1.55.0, 1.49.0.

1 Known Advisory Record(s)
Package Vulnerability Intelligence

pkg:golang/github.com/gardener/gardener-extension-provider-openstack

1 Known Advisory Record(s)

Vulnerability advisories affecting package pkg:golang/github.com/gardener/gardener-extension-provider-openstack. Select an advisory below to view technical details or fixes.

Advisory ID CVE / NVD Severity Summary
GHSA-227x-7mh8-3cf6 CVE-2025-59823 CRITICAL Gardener provider extensions vulnerable to code injection when Terraform is used for infrastructure provisioning

CVE-2025-59823 at a Glance

CVE Identifier CVE-2025-59823
GHSA Identifier GHSA-227x-7mh8-3cf6
Severity CRITICAL
CVSS v3.1 Base Score 9.9
CWE Classification CWE-94: Improper Control of Generation of Code ('Code Injection')
Affected Product Github.com/gardener/gardener extension provider aws
Package Ecosystem Go
Published Date
Last Updated

Security Impact

CVSS: 9.9

The security impact metrics below are parsed directly from the CVSS v3.1 vector string (CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H).

Attack Vector Network (AV:N)
Attack Complexity Low (AC:L)
Privileges Required Low (PR:L)
User Interaction None (UI:N)
Scope Changed (S:C)
Confidentiality High (C:H)
Integrity High (I:H)
Availability High (A:H)

How to Fix CVE-2025-59823

To remediate this vulnerability, upgrade all affected Github.com/gardener/gardener extension provider aws dependencies to a patched release. Both direct and transitive dependencies should be checked, as frameworks or security libraries may pull in vulnerable versions transitively.

github.com/gardener/gardener-extension-provider-aws fixed: 1.64.0
Upgrade github.com/gardener/gardener-extension-provider-aws to 1.64.0
github.com/gardener/gardener-extension-provider-gcp fixed: 1.46.0
Upgrade github.com/gardener/gardener-extension-provider-gcp to 1.46.0
github.com/gardener/gardener-extension-provider-azure fixed: 1.55.0
Upgrade github.com/gardener/gardener-extension-provider-azure to 1.55.0
github.com/gardener/gardener-extension-provider-openstack fixed: 1.49.0
Upgrade github.com/gardener/gardener-extension-provider-openstack to 1.49.0
Verify Direct and Transitive Dependencies

Run the following command in your project directory to verify that all resolved dependencies use the patched release:

inspect dependencies for github.com/gardener/gardener-extension-provider-aws

How to Check if You Are Affected

To determine whether your application is affected by CVE-2025-59823, inspect your project dependencies for Github.com/gardener/gardener extension provider aws:

inspect dependencies for github.com/gardener/gardener-extension-provider-aws

Analyze the terminal output to locate any version of Github.com/gardener/gardener extension provider aws in your dependency tree. If any resolved version matches the vulnerable ranges listed in the table below (for example, versions earlier than 1.64.0), your application is affected.

Note: Verify declared build manifests and deployed runtime container environments.

Technical Details

Vulnerability Mechanism & Technical Analysis

This vulnerability is classified under CWE-94: Improper Control of Generation of Code ('Code Injection'), where the product constructs all or part of a code segment using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the syntax or behavior of the intended code segment. In Github.com/gardener/gardener extension provider aws, software state validation or input boundaries are circumvented during processing. Review the official source advisory statement below for specific affected components, classes, and reproduction details.

Source Advisory Statement

### Impact A 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. This 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. ### 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.

CVE-2025-59823 Affected Github.com/gardener/gardener extension provider aws Versions

4 component(s)
Fixed Versions:
1.64.01.46.01.55.01.49.0
Product / Package Ecosystem Affected Versions Fixed Version
github.com/gardener/gardener-extension-provider-aws
Go
< 1.64.0
1.64.0
github.com/gardener/gardener-extension-provider-gcp
Go
< 1.46.0
1.46.0
github.com/gardener/gardener-extension-provider-azure
Go
< 1.55.0
1.55.0
github.com/gardener/gardener-extension-provider-openstack
Go
< 1.49.0
1.49.0

References

GitHub Advisory / Wiki ADVISORY
https://github.com/gardener/gardener-extension-provider-aws/security/advisories/GHSA-227x-7mh8-3cf6
NVD — CVE-2025-59823 NVD
https://nvd.nist.gov/vuln/detail/CVE-2025-59823
Security Fix Commit FIX COMMIT
https://github.com/gardener/gardener-extension-provider-aws/commit/cb5045fc146248296994804bbfe27bd896938bf2
Security Fix Commit FIX COMMIT
https://github.com/gardener/gardener-extension-provider-azure/commit/4573a4404969f89781ed6cf72e90554bc6ae2020
Security Fix Commit FIX COMMIT
https://github.com/gardener/gardener-extension-provider-gcp/commit/51111b4f60c33c60dfdf18b1fc50f7ec8d8f70ac
Security Fix Commit FIX COMMIT
https://github.com/gardener/gardener-extension-provider-openstack/commit/2ed6f0fe1be90fbef5d6093eb0b8325c8421b8d8
Github.com/gardener/gardener extension provider aws Source Repository REPOSITORY
https://github.com/gardener/gardener-extension-provider-aws
Github.com/gardener/gardener extension provider aws Release RELEASE
https://github.com/gardener/gardener-extension-provider-aws/releases/tag/v1.64.0
Github.com/gardener/gardener extension provider aws Release RELEASE
https://github.com/gardener/gardener-extension-provider-azure/releases/tag/v1.55.0
Github.com/gardener/gardener extension provider aws Release RELEASE
https://github.com/gardener/gardener-extension-provider-gcp/releases/tag/v1.46.0
Github.com/gardener/gardener extension provider aws Release RELEASE
https://github.com/gardener/gardener-extension-provider-openstack/releases/tag/v1.49.0
pkg.go.dev/vuln/go-2025-3981 WEB
https://pkg.go.dev/vuln/GO-2025-3981

Frequently Asked Questions

What is CVE-2025-59823?
CVE-2025-59823 is a security vulnerability in Github.com/gardener/gardener extension provider aws involving Gardener provider extensions vulnerable to code injection when Terraform is used for infrastructure provisioning under CWE-94: Improper Control of Generation of Code ('Code Injection').
Which Github.com/gardener/gardener extension provider aws versions are affected?
Affected versions include releases prior to 1.64.0, 1.46.0, 1.55.0, 1.49.0 across affected packages: github.com/gardener/gardener-extension-provider-aws, github.com/gardener/gardener-extension-provider-gcp, github.com/gardener/gardener-extension-provider-azure, github.com/gardener/gardener-extension-provider-openstack.
What version fixes CVE-2025-59823?
Upgrading to 1.64.0, 1.46.0, 1.55.0, 1.49.0 (or the latest patched release for your respective branch) resolves the vulnerability.
Is github.com/gardener/gardener-extension-provider-aws affected?
Yes, github.com/gardener/gardener-extension-provider-aws is affected in releases prior to 1.64.0. Upgrade your dependency to 1.64.0 or later.
Is github.com/gardener/gardener-extension-provider-gcp affected?
Yes, github.com/gardener/gardener-extension-provider-gcp is affected in releases prior to 1.46.0. Upgrade your dependency to 1.46.0 or later.
What is the CVSS score of CVE-2025-59823?
CVE-2025-59823 has a CVSS v3.1 base score of 9.9 (CRITICAL) with vector string CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H.
What CWE is associated with CVE-2025-59823?
CVE-2025-59823 is classified under CWE-94: Improper Control of Generation of Code ('Code Injection') (The product constructs all or part of a code segment using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the syntax or behavior of the intended code segment.).
How can I check Go dependencies for CVE-2025-59823?
Run the dependency tree command: 'inspect dependencies for github.com/gardener/gardener-extension-provider-aws'. This command lists direct and transitive dependencies in your build configuration so you can verify if a vulnerable version is resolved.
Machine-readable OSV JSON OSV v1.5 Schema
Normalized schema output
{
  "schema_version" : "1.4.0",
  "id" : "GHSA-227x-7mh8-3cf6",
  "modified" : "2025-10-23T20:12:12Z",
  "published" : "2025-09-25T16:39:16Z",
  "aliases" : [ "CVE-2025-59823" ],
  "summary" : "Gardener provider extensions vulnerable to code injection when Terraform is used for infrastructure provisioning",
  "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• gardener-extension-provider-gcp\n• gardener-extension-provider-azure\n• gardener-extension-provider-openstack\n• gardener-extension-provider-aws\n\n### Affected Versions\n• gardener-extension-provider-gcp < v1.46.0\n• gardener-extension-provider-azure < v1.55.0\n• gardener-extension-provider-openstack < v1.49.0\n• gardener-extension-provider-aws < v1.64.0\n\n### Fixed versions\n• gardener-extension-provider-gcp >= v1.46.0\n• gardener-extension-provider-azure >= v1.55.0\n• gardener-extension-provider-openstack >= v1.49.0\n• gardener-extension-provider-aws >= v1.64.0\n\n### How do I mitigate this vulnerability?\nUpdate to a fixed version.",
  "severity" : [ {
    "type" : "CVSS_V3",
    "score" : "CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H"
  } ],
  "affected" : [ {
    "package" : {
      "ecosystem" : "Go",
      "name" : "github.com/gardener/gardener-extension-provider-aws"
    },
    "ranges" : [ {
      "type" : "ECOSYSTEM",
      "events" : [ {
        "introduced" : "0"
      }, {
        "fixed" : "1.64.0"
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    } ]
  }, {
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      "ecosystem" : "Go",
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    },
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  }, {
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    },
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  }, {
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      "ecosystem" : "Go",
      "name" : "github.com/gardener/gardener-extension-provider-openstack"
    },
    "ranges" : [ {
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      "events" : [ {
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      }, {
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      } ]
    } ]
  } ],
  "references" : [ {
    "type" : "WEB",
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  }, {
    "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"
  }, {
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    "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"
  } ],
  "database_specific" : {
    "cwe_ids" : [ "CWE-20", "CWE-94" ],
    "severity" : "CRITICAL",
    "github_reviewed" : true,
    "github_reviewed_at" : "2025-09-25T16:39:16Z",
    "nvd_published_at" : "2025-09-25T15:16:13Z"
  }
}