Privilege escalation in FreeIPA

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

FreeIPA: 4.0.0 - 4.12.3

CPE2.3

• cpe:2.3:a:freeipa_org:freeipa:4.0.0:*:*:*:*:*:*:*
• cpe:2.3:a:freeipa_org:freeipa:4.0.1:*:*:*:*:*:*:*
• cpe:2.3:a:freeipa_org:freeipa:4.0.2:*:*:*:*:*:*:*
• cpe:2.3:a:freeipa_org:freeipa:4.0.3:*:*:*:*:*:*:*
• cpe:2.3:a:freeipa_org:freeipa:4.0.4:*:*:*:*:*:*:*
• cpe:2.3:a:freeipa_org:freeipa:4.0.5:*:*:*:*:*:*:*
• cpe:2.3:a:freeipa_org:freeipa:4.1.0.alpha1:*:*:*:*:*:*:*
• cpe:2.3:a:freeipa_org:freeipa:4.1.0:*:*:*:*:*:*:*
• cpe:2.3:a:freeipa_org:freeipa:4.1.1:*:*:*:*:*:*:*
• cpe:2.3:a:freeipa_org:freeipa:4.1.2:*:*:*:*:*:*:*

External links

https://bugzilla.redhat.com/show_bug.cgi?id=2364606
https://www.freeipa.org/release-notes/4-12-4.html

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.