Improper Authorization in FreeIPA

1) Improper Authorization

EUVDB-ID: #VU37442

Risk: Medium

CVSSv3.1: 5.5 [CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:U/RL:O/RC:C]

CVE-ID: CVE-2016-9575

CWE-ID: CWE-285 - Improper Authorization

Exploit availability: No

Description

The vulnerability allows a remote authenticated user to read and manipulate data.

Ipa versions 4.2.x, 4.3.x before 4.3.3 and 4.4.x before 4.4.3 did not properly check the user's permissions while modifying certificate profiles in IdM's certprofile-mod command. An authenticated, unprivileged attacker could use this flaw to modify profiles to issue certificates with arbitrary naming or key usage information and subsequently use such certificates for other attacks.

Mitigation

Install update from vendor's website.

Vulnerable software versions

FreeIPA: 4.2.0 - 4.4.2

External links

http://rhn.redhat.com/errata/RHSA-2017-0001.html
http://www.securityfocus.com/bid/95068
http://bugzilla.redhat.com/show_bug.cgi?id=1395311

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

Is there known malware, which exploits this vulnerability?

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