Red Hat Enterprise Linux 9 update for ipa

1) Input validation error

EUVDB-ID: #VU112054

Risk: Medium

CVSSv4.0: 5.6 [CVSS:4.0/AV:A/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:H/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2025-4404

CWE-ID: CWE-20 - Improper input validation

Exploit availability: No

Description

The vulnerability allows a remote user to escalate privileges.

The vulnerability exists due to application fails to validate the uniqueness of the "krbCanonicalName" for the admin account by default. A remote user can create services with the same canonical name as the REALM admin and retrieve a Kerberos ticket in the name of this service, containing the admin@REALM credential. 

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Red Hat Enterprise Linux for x86_64 - Extended Update Support: 9.4

Red Hat Enterprise Linux Server - AUS: 9.4

Red Hat Enterprise Linux for IBM z Systems - Extended Update Support: 9.4

Red Hat Enterprise Linux for Power, little endian - Extended Update Support: 9.4

Red Hat Enterprise Linux for ARM 64 - Extended Update Support: 9.4

Red Hat Enterprise Linux Server for Power LE - Update Services for SAP Solutions: 9.4

ipa (Red Hat package): before 4.11.0-15.el9_4.5

CPE2.3

• cpe:2.3:o:red_hat:red_hat_enterprise_linux_for_x86_64_-_extended_update_support:9.4:*:*:*:*:red_hat_enterprise_linux:*:*
• cpe:2.3:o:red_hat:red_hat_enterprise_linux_server_-_aus:9.4:*:*:*:*:red_hat_enterprise_linux:*:*
• cpe:2.3:o:red_hat:red_hat_enterprise_linux_for_ibm_z_systems_-_extended_update_support:9.4:*:*:*:*:red_hat_enterprise_linux:*:*
• cpe:2.3:o:red_hat:red_hat_enterprise_linux_for_power_little_endian_-_extended_update_support:9.4:*:*:*:*:red_hat_enterprise_linux:*:*
• cpe:2.3:o:red_hat:red_hat_enterprise_linux_for_arm_64_-_extended_update_support:9.4:*:*:*:*:red_hat_enterprise_linux:*:*
• cpe:2.3:a:red_hat:red_hat_enterprise_linux_server_for_ibm_power_le_-_update_services_for_sap_solutions:9.4:*:*:*:*:*:*:*
• cpe:2.3:a:red_hat:ipa_redhat_package:*:*:*:*:*:red_hat_enterprise_linux:*:*

External links

https://access.redhat.com/errata/RHSA-2025:9186

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the local network (LAN).

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.