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Vulnerability record · CVE-2020-1704 · published 17 February 2020

CVE-2020-1704: Redhat openshift service mesh incorrect permission assignment vulnerability

Redhat · Openshift Service Mesh

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.

7.8 CVSS 3.1 High EPSS 0.27% · top 82.1% CWE-266 · CWE-266CWE-732 · Incorrect permission assignment
7.8CVSS 3.1 base score, v2 4.6
0.27%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
2References
17 Jun 2026Last modified by NVD

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.

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

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2020-1704 Issue TrackingVendor Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2020-1704 Issue TrackingVendor Advisory

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Source: NIST National Vulnerability Database (record CVE-2020-1704), CISA KEV, FIRST EPSS (scores of 2026-09-29). This page is refreshed as NVD updates the record.