CVE-2020-1704

7.8 highEPSS 0.3%

High (7.8) in redhat openshift service mesh. EPSS 0.3% chance of exploitation in the next 30 days.

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.

Severity

CVSS 3.1

7.8 high

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

EPSS: 0.3% chance of exploitation in the next 30 days; higher than 19% of CVEs (scores of 2026-10-31)
CWEs: CWE-732, CWE-266
Published: 2020-02-17
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

redhat:openshift_service_mesh

References

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

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