CVE-2020-1704

Name: CVE-2020-1704
Creator: NVD / NIST
Published: 2020-02-17T17:15:14.28+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.8/10EPSS 0.27%

Last modified Jun 17, 2026

CVE-2020-1704 is a high-severity vulnerability rated 7.8/10 on the CVSS scale. An insecure modification vulnerability in the /etc/passwd file was found in all versions of OpenShift ServiceMesh (maistra) before 1.0.8 in the openshift/istio-kialia-rhel7-operator-container. An attacker with access to the container could use this flaw to modify /etc/passwd and escalate their privileges.. EPSS estimates a 0.27% chance of exploitation in the next 30 days.

Description

An insecure modification vulnerability in the /etc/passwd file was found in all versions of OpenShift ServiceMesh (maistra) before 1.0.8 in the openshift/istio-kialia-rhel7-operator-container. An attacker with access to the container could use this flaw to modify /etc/passwd and escalate their privileges.

Metrics

CVSS 3.1

7.8/10

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

EPSS Probability

0.27%

19.2th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Redhat	Openshift Service Mesh	< 1.0.8

References

https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2020-1704Issue Tracking, Vendor Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2020-1704Issue Tracking, Vendor Advisory

Timeline

Published: Feb 17, 2020
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2020-1704?

How severe is CVE-2020-1704?

CVE-2020-1704 has a CVSS score of 7.8/10 (HIGH severity). The EPSS model estimates a 0.27% probability of exploitation in the next 30 days.

How do I fix CVE-2020-1704?

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-2020-1704?

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

Scan your code now

Source: NVD / NIST