CVE-2019-11254

Name: CVE-2019-11254
Creator: NVD / NIST
Published: 2020-04-01T21:15:13.397+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 6.5/10EPSS 2.34%

Last modified Jun 17, 2026

CVE-2019-11254 is a medium-severity vulnerability rated 6.5/10 on the CVSS scale. The Kubernetes API Server component in versions 1.1-1.14, and versions prior to 1.15.10, 1.16.7 and 1.17.3 allows an authorized user who sends malicious YAML payloads to cause the kube-apiserver to consume excessive CPU cycles while parsing YAML.. EPSS estimates a 2.34% chance of exploitation in the next 30 days.

Description

The Kubernetes API Server component in versions 1.1-1.14, and versions prior to 1.15.10, 1.16.7 and 1.17.3 allows an authorized user who sends malicious YAML payloads to cause the kube-apiserver to consume excessive CPU cycles while parsing YAML.

Metrics

CVSS 3.1

6.5/10

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

EPSS Probability

2.34%

81.5th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-1050

Affected Software

Vendor	Product	Versions
Kubernetes	Kubernetes	< 1.15.10
Kubernetes	Kubernetes	>= 1.16.0, < 1.16.7
Kubernetes	Kubernetes	>= 1.17.0, < 1.17.3

References

https://github.com/kubernetes/kubernetes/issues/89535Third Party Advisory
https://groups.google.com/d/msg/kubernetes-announce/ALL9s73E5ck/4yHe8J-PBAAJThird Party Advisory
https://security.netapp.com/advisory/ntap-20200413-0003/Third Party Advisory
https://github.com/kubernetes/kubernetes/issues/89535Third Party Advisory
https://groups.google.com/d/msg/kubernetes-announce/ALL9s73E5ck/4yHe8J-PBAAJThird Party Advisory
https://security.netapp.com/advisory/ntap-20200413-0003/Third Party Advisory

Timeline

Published: Apr 1, 2020
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2019-11254?

How severe is CVE-2019-11254?

CVE-2019-11254 has a CVSS score of 6.5/10 (MEDIUM severity). The EPSS model estimates a 2.34% probability of exploitation in the next 30 days.

How do I fix CVE-2019-11254?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2019-11254?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST