Detections
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RHEL 9 : Red Hat OpenStack Platform 17.1 (openstack-keystone) (RHSA-2026:28044)

medium Nessus Plugin ID 322147

Synopsis

The remote Red Hat host is missing one or more security updates for Red Hat OpenStack Platform 17.1 (openstack- keystone).

Description

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:28044 advisory.

 Keystone is a Python implementation of the OpenStack (http://www.openstack.org) identity service API.

 Security Fix(es):

 * OpenStack Keystone: Privilege escalation through EC2 credential creation (CVE-2026-33551)

 * OpenStack Keystone: Unauthenticated access to EC2/S3 token endpoints can grant Keystone authorization (CVE-2025-65073)

 For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page listed in the References section.

Tenable has extracted the preceding description block directly from the Red Hat Enterprise Linux security advisory.

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

Solution

Update the RHEL Red Hat OpenStack Platform 17.1 (openstack-keystone) package based on the guidance in RHSA-2026:28044.

See Also

https://access.redhat.com/errata/RHSA-2026:28044

https://access.redhat.com/security/updates/classification/#important

https://bugzilla.redhat.com/show_bug.cgi?id=2415344

https://bugzilla.redhat.com/show_bug.cgi?id=2451037

http://www.nessus.org/u?a193858f

Plugin Details

Severity: Medium

ID: 322147

File Name: redhat-RHSA-2026-28044.nasl

Version: 1.1

Type: Local

Agent: unix

Published: 6/23/2026

Updated: 6/23/2026

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 5.1

Vendor

Vendor Severity: Important

CVSS v2

Risk Factor: Medium

Base Score: 4.9

Temporal Score: 3.8

Vector: CVSS2#AV:N/AC:H/Au:S/C:C/I:N/A:N

CVSS Score Source: CVE-2026-33551

CVSS v3

Risk Factor: Medium

Base Score: 5.3

Temporal Score: 4.8

Vector: CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N

Temporal Vector: CVSS:3.0/E:P/RL:O/RC:C

Vulnerability Information

CPE: p-cpe:/a:redhat:enterprise_linux:openstack-keystone, p-cpe:/a:redhat:enterprise_linux:openstack-swift-object, p-cpe:/a:redhat:enterprise_linux:python3-keystone, cpe:/o:redhat:enterprise_linux:9, p-cpe:/a:redhat:enterprise_linux:openstack-swift-account, p-cpe:/a:redhat:enterprise_linux:openstack-swift, p-cpe:/a:redhat:enterprise_linux:openstack-swift-proxy, p-cpe:/a:redhat:enterprise_linux:openstack-swift-container, p-cpe:/a:redhat:enterprise_linux:python3-swift

Required KB Items: Host/local_checks_enabled, Host/RedHat/release, Host/RedHat/rpm-list, Host/cpu

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 6/22/2026

Vulnerability Publication Date: 11/17/2025

Reference Information

CVE: CVE-2025-65073, CVE-2026-33551

CWE: 266, 863

RHSA: 2026:28044