DEBIAN-CVE-2021-25737

See a problem?
Please try reporting it to the source first.
Source
https://security-tracker.debian.org/tracker/CVE-2021-25737
Import Source
https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2021-25737.json
JSON Data
https://api.osv.dev/v1/vulns/DEBIAN-CVE-2021-25737
Upstream
Published
2021-09-06T12:15:07Z
Modified
2025-09-30T03:54:37Z
Severity
  • 4.8 (Medium) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N CVSS Calculator
Summary
[none]
Details

A security issue was discovered in Kubernetes where a user may be able to redirect pod traffic to private networks on a Node. Kubernetes already prevents creation of Endpoint IPs in the localhost or link-local range, but the same validation was not performed on EndpointSlice IPs.

References

Affected packages

Debian:11 / kubernetes

Package

Name
kubernetes
Purl
pkg:deb/debian/kubernetes?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
1.20.5+really1.20.2-1

Ecosystem specific 

{
    "urgency": "not yet assigned"
}

Debian:12 / kubernetes

Package

Name
kubernetes
Purl
pkg:deb/debian/kubernetes?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
1.20.5+really1.20.2-1

Ecosystem specific 

{
    "urgency": "not yet assigned"
}

Debian:13 / kubernetes

Package

Name
kubernetes
Purl
pkg:deb/debian/kubernetes?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
1.20.5+really1.20.2-1

Ecosystem specific 

{
    "urgency": "not yet assigned"
}

Debian:14 / kubernetes

Package

Name
kubernetes
Purl
pkg:deb/debian/kubernetes?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
1.20.5+really1.20.2-1

Ecosystem specific 

{
    "urgency": "not yet assigned"
}