RHEL 9 : ipa (RHSA-2026:70564)

high Nessus Plugin ID 349627

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Synopsis

The remote Red Hat host is missing one or more security updates.

Description

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:70564 advisory.

Red Hat Identity Management (IdM) is a centralized authentication, identity management, and authorization solution for both traditional and cloud-based enterprise environments.

Security Fix(es):

* ipa: FreeIPA: Unauthenticated DoS in `/ipa/i18n_messages` via Unbounded Request Body Read (CVE-2026-73198)

* ipa: FreeIPA: Unauthenticated DoS in `/ipa/migration/migration.py` via Unbounded Request Body Read (CVE-2026-73197)

* FreeIPA: idm: ipa: FreeIPA: Obtaining TGS with impersonating cname through trust relationships (CVE-2026-11861)

* freeipa: ipa: FreeIPA/IdM: Cross-Site Scripting vulnerability allows arbitrary code execution via crafted URL (CVE-2026-18147)

* freeipa: ipa: FreeIPA: trust-fetch-domains uses trust-read ACI to gate a privileged AD trust refresh, allowing unauthorized LDAP writes (CVE-2026-19550)

* ipa: Privilege escalation via krbCanonicalName manipulation due to realm-unaware uniqueness enforcement in FreeIPA LDAP datastore (CVE-2026-13097)

* ipa: freeipa: FreeIPA: unauthenticated LDAP client can obtain administrator credentials via the self- managed-token ACI (CVE-2026-76578)

* freeIPA: idm: freeipa: idp-add eval() reachable before authorization check allows environment disclosure and denial of service (CVE-2026-79678)

Bug Fix(es) and Enhancement(s):

* [Cursor Automated] Include latest fixes in python3-ipatests package [RHEL9.8] (JIRA:RHEL-170987)

* WebUI Hardening [rhel-9.8.z] (JIRA:RHEL-238511)

* ipa-otptoken-import hardening [rhel-9.8.z] (JIRA:RHEL-238519)

* host-mod: handle the password attribute when set with --setattr userpassword= [rhel-9.8.z] (JIRA:RHEL-238523)

* ipa env: support only simple * wildcard [rhel-9.8.z] (JIRA:RHEL-238527)

* ipa-epn: drop_privileges method is mixing uid and gid [rhel-9.8.z] (JIRA:RHEL-238674)

* ipa-migrate: require Replication Administrator privilege [rhel-9.8.z] (JIRA:RHEL-238677)

* ipa-migrate tool is renaming host records & host info in automount information [rhel-9.8.z] (JIRA:RHEL-240767)

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

Plugin Details

Severity: High

ID: 349627

File Name: redhat-RHSA-2026-70564.nasl

Version: 1.1

Type: Local

Agent: unix

Family: Red Hat Local Security Checks

Published: 9/24/2026

Updated: 9/24/2026

Supported Sensors: Frictionless Assessment AWS, Frictionless Assessment Azure, Frictionless Assessment Agent, Nessus Agent, Agentless Assessment, Continuous Assessment, Tenable Cloud Security, Tenable Self-Hosted Container Security, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 6.3

Percentile: 96.34

Vendor

Vendor Severity: Critical

CVSS v2

Risk Factor: High

Base Score: 8.5

Temporal Score: 6.3

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

CVSS Score Source: CVE-2026-11861

CVSS v3

Risk Factor: High

Base Score: 8.1

Temporal Score: 7.1

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

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

Vulnerability Information

CPE: cpe:/o:redhat:enterprise_linux:9, cpe:/o:redhat:rhel_eus:9.8, p-cpe:/a:redhat:enterprise_linux:ipa-client-common, p-cpe:/a:redhat:enterprise_linux:ipa-client-encrypted-dns, p-cpe:/a:redhat:enterprise_linux:ipa-client-epn, p-cpe:/a:redhat:enterprise_linux:ipa-client-samba, p-cpe:/a:redhat:enterprise_linux:ipa-client, p-cpe:/a:redhat:enterprise_linux:ipa-common, p-cpe:/a:redhat:enterprise_linux:ipa-selinux-luna, p-cpe:/a:redhat:enterprise_linux:ipa-selinux-nfast, p-cpe:/a:redhat:enterprise_linux:ipa-selinux, p-cpe:/a:redhat:enterprise_linux:ipa-server-common, p-cpe:/a:redhat:enterprise_linux:ipa-server-dns, p-cpe:/a:redhat:enterprise_linux:ipa-server-encrypted-dns, p-cpe:/a:redhat:enterprise_linux:ipa-server-trust-ad, p-cpe:/a:redhat:enterprise_linux:ipa-server, p-cpe:/a:redhat:enterprise_linux:ipa, p-cpe:/a:redhat:enterprise_linux:python3-ipaclient, p-cpe:/a:redhat:enterprise_linux:python3-ipalib, p-cpe:/a:redhat:enterprise_linux:python3-ipaserver, p-cpe:/a:redhat:enterprise_linux:python3-ipatests

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

Exploit Ease: No known exploits are available

Patch Publication Date: 9/24/2026

Vulnerability Publication Date: 8/11/2026

Reference Information

CVE: CVE-2026-11861, CVE-2026-13097, CVE-2026-18147, CVE-2026-19550, CVE-2026-73197, CVE-2026-73198, CVE-2026-76578, CVE-2026-79678

CWE: 266, 306, 706, 770, 79, 863, 95

RHSA: 2026:70564

Detections

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