CVE-2020-14336

Name: CVE-2020-14336
Creator: NVD / NIST
Published: 2021-06-02T12:15:08.807+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 6.5/10EPSS 0.93%

Last modified Jun 17, 2026

CVE-2020-14336 is a medium-severity vulnerability rated 6.5/10 on the CVSS scale. A flaw was found in the Restricted Security Context Constraints (SCC), where it allows pods to craft custom network packets. This flaw allows an attacker to cause a denial of service attack on an OpenShift Container Platform cluster if they can deploy pods. EPSS estimates a 0.93% chance of exploitation in the next 30 days.

Description

A flaw was found in the Restricted Security Context Constraints (SCC), where it allows pods to craft custom network packets. This flaw allows an attacker to cause a denial of service attack on an OpenShift Container Platform cluster if they can deploy pods. The highest threat from this vulnerability is to system availability.

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

0.93%

56.0th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-770

Affected Software

Vendor	Product	Versions
Redhat	Openshift Container Platform	3.11
Redhat	Openshift Container Platform	4.5.16
Redhat	Openshift Container Platform	4.6

References

https://bugzilla.redhat.com/show_bug.cgi?id=1858981Issue Tracking, Mitigation, Vendor Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1858981Issue Tracking, Mitigation, Vendor Advisory

Timeline

Published: Jun 2, 2021
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2020-14336?

How severe is CVE-2020-14336?

CVE-2020-14336 has a CVSS score of 6.5/10 (MEDIUM severity). The EPSS model estimates a 0.93% probability of exploitation in the next 30 days.

How do I fix CVE-2020-14336?

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-2020-14336?

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

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Source: NVD / NIST