CVE-2020-14306

Name: CVE-2020-14306
Creator: NVD / NIST
Published: 2020-09-16T18:15:13.017+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 8.8/10EPSS 1.30%

Last modified Jun 17, 2026

CVE-2020-14306 is a high-severity vulnerability rated 8.8/10 on the CVSS scale. An incorrect access control flaw was found in the operator, openshift-service-mesh/istio-rhel8-operator all versions through 1.1.3. This flaw allows an attacker with a basic level of access to the cluster to deploy a custom gateway/pod to any namespace, potentially gaining access to privileged service account tokens. EPSS estimates a 1.30% chance of exploitation in the next 30 days.

Description

An incorrect access control flaw was found in the operator, openshift-service-mesh/istio-rhel8-operator all versions through 1.1.3. This flaw allows an attacker with a basic level of access to the cluster to deploy a custom gateway/pod to any namespace, potentially gaining access to privileged service account tokens. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability.

Metrics

CVSS 3.1

8.8/10

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

EPSS Probability

1.30%

66.8th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Istio-Operator Project	Istio-Operator	<= 1.1.3

References

https://bugzilla.redhat.com/show_bug.cgi?id=1850380Issue Tracking, Third Party Advisory
https://github.com/maistra/istio-operator/pull/462Patch, Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1850380Issue Tracking, Third Party Advisory
https://github.com/maistra/istio-operator/pull/462Patch, Third Party Advisory

Timeline

Published: Sep 16, 2020
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2020-14306?

How severe is CVE-2020-14306?

CVE-2020-14306 has a CVSS score of 8.8/10 (HIGH severity). The EPSS model estimates a 1.30% probability of exploitation in the next 30 days.

How do I fix CVE-2020-14306?

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-2020-14306?

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

Scan your code now

Source: NVD / NIST