UBUNTU-CVE-2021-25740

Source
https://ubuntu.com/security/CVE-2021-25740
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2021/UBUNTU-CVE-2021-25740.json
JSON Data
https://api.test.osv.dev/v1/vulns/UBUNTU-CVE-2021-25740
Upstream
Withdrawn
2025-08-28T17:00:31Z
Published
2021-09-20T17:15:00Z
Modified
2025-07-14T07:00:37.449498Z
Severity
  • 3.1 (Low) CVSS_V3 - CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N CVSS Calculator
  • 3.1 (Low) CVSS_V3 - CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N CVSS Calculator
  • Ubuntu - medium
Summary
[none]
Details

A security issue was discovered with Kubernetes that could enable users to send network traffic to locations they would otherwise not have access to via a confused deputy attack.

References

Affected packages

Ubuntu:Pro:20.04:LTS / kubernetes

Package

Name
kubernetes
Purl
pkg:deb/ubuntu/kubernetes@1.0?arch=source&distro=esm-apps/focal

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected

Affected versions

1.*

1.0

Ubuntu:22.04:LTS / kubernetes

Package

Name
kubernetes
Purl
pkg:deb/ubuntu/kubernetes@1.0?arch=source&distro=jammy

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected

Affected versions

1.*

1.0

Ubuntu:24.04:LTS / kubernetes

Package

Name
kubernetes
Purl
pkg:deb/ubuntu/kubernetes@1.0?arch=source&distro=noble

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected

Affected versions

1.*

1.0