1. Ubuntu Security Notices
  2. USN-4792-1

USN-4792-1: FreeIPA vulnerabilities

Publication date

15 March 2021

Overview

Several security issues were fixed in FreeIPA.

Releases

Packages

  • freeipa - FreeIPA centralized identity framework

Details

It was discovered that FreeIPA incorrectly handled certificates. An
attacker could possibly use this issue to cause a denial of service by
revoking arbitrary certificates This issue only affected Ubuntu 16.04 ESM.
(CVE-2016-5404)

It was discovered that FreeIPA incorrectly handled authentication attempts.
An attacker could possibly use this issue to cause a denial of service.
(CVE-2016-7030)

It was discovered that FreeIPA incorrectly handled user’s permissions. An
authenticated attacker could possibly use this issue to modify other user’s
profiles or other unspecified impact. This issue only affected Ubuntu 16.04
ESM. (CVE-2016-9575)

It was discovered that FreeIPA incorrectly handled certificates. An
attacker could possibly use this issue to cause a denial of service by
revoking arbitrary certificates This issue only affected Ubuntu 16.04 ESM.
(CVE-2016-5404)

It was discovered that FreeIPA incorrectly handled authentication attempts.
An attacker could possibly use this issue to cause a denial of service.
(CVE-2016-7030)

It was discovered that FreeIPA incorrectly handled user’s permissions. An
authenticated attacker could possibly use this issue to modify other user’s
profiles or other unspecified impact. This issue only affected Ubuntu 16.04
ESM. (CVE-2016-9575)

Update instructions

In general, a standard system update will make all the necessary changes.

Learn more about how to get the fixes.

The problem can be corrected by updating your system to the following package versions:

Ubuntu Release Package Version
16.04 xenial freeipa-server-trust-ad –  4.3.1-0ubuntu1+esm1  
python-ipaclient –  4.3.1-0ubuntu1+esm1  
freeipa-client –  4.3.1-0ubuntu1+esm1  
python-ipalib –  4.3.1-0ubuntu1+esm1  
freeipa-server –  4.3.1-0ubuntu1+esm1  
python-ipaserver –  4.3.1-0ubuntu1+esm1  
14.04 trusty freeipa-client –  3.3.4-0ubuntu3.1+esm1  
python-freeipa –  3.3.4-0ubuntu3.1+esm1  

Reduce your security exposure

Ubuntu Pro provides ten-year security coverage to 25,000+ packages in Main and Universe repositories, and it is free for up to five machines.

Get Ubuntu Pro

References

Have additional questions?

Talk to a member of the team ›