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Vulnerability record · CVE-2022-4039 · published 22 September 2023

CVE-2022-4039: Redhat single sign-on incorrect default permissions vulnerability

Redhat · Single Sign On

A flaw was found in Red Hat Single Sign-On for OpenShift container images, which are configured with an unsecured management interface enabled. This flaw allows an attacker to use this interface to deploy malicious code and access and modify potentially sensitive information in the app server configuration.

9.8 CVSS 3.1 Critical EPSS 0.79% · top 45.5% CWE-276 · Incorrect default permissions
9.8CVSS 3.1 base score
0.79%EPSS exploitation probability, 30 days
NoNot in CISA KEV
5Affected product versions listed by NVD
6References
17 Jun 2026Last modified by NVD

Description

A flaw was found in Red Hat Single Sign-On for OpenShift container images, which are configured with an unsecured management interface enabled. This flaw allows an attacker to use this interface to deploy malicious code and access and modify potentially sensitive information in the app server configuration.

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

Affected products

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

References

LinkTags
https://access.redhat.com/errata/RHSA-2023:1047 Vendor Advisory
https://access.redhat.com/security/cve/CVE-2022-4039 Vendor Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=2143416 Issue TrackingVendor Advisory
https://access.redhat.com/errata/RHSA-2023:1047 Vendor Advisory
https://access.redhat.com/security/cve/CVE-2022-4039 Vendor Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=2143416 Issue TrackingVendor Advisory

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Source: NIST National Vulnerability Database (record CVE-2022-4039), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.