Insufficient Granularity of Access Control Affecting ipa-server-common package, versions <0:4.6.8-5.amzn2.17.2


Severity

Recommended
0.0
critical
0
10

Based on Amazon Linux security rating.

Threat Intelligence

EPSS
0.08% (24th percentile)

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  • Snyk IDSNYK-AMZN2-IPASERVERCOMMON-10500436
  • published25 Jun 2025
  • disclosed17 Jun 2025

Introduced: 17 Jun 2025

NewCVE-2025-4404  (opens in a new tab)
CWE-1220  (opens in a new tab)

How to fix?

Upgrade Amazon-Linux:2 ipa-server-common to version 0:4.6.8-5.amzn2.17.2 or higher.
This issue was patched in ALAS2-2025-2901.

NVD Description

Note: Versions mentioned in the description apply only to the upstream ipa-server-common package and not the ipa-server-common package as distributed by Amazon-Linux. See How to fix? for Amazon-Linux:2 relevant fixed versions and status.

A privilege escalation from host to domain vulnerability was found in the FreeIPA project. The FreeIPA package fails to validate the uniqueness of the krbCanonicalName for the admin account by default, allowing users to create services with the same canonical name as the REALM admin. When a successful attack happens, the user can retrieve a Kerberos ticket in the name of this service, containing the admin@REALM credential. This flaw allows an attacker to perform administrative tasks over the REALM, leading to access to sensitive data and sensitive data exfiltration.

CVSS Base Scores

version 3.1