Ubuntu 12.04 LTS : keystone vulnerabilities (USN-1552-1)

Ubuntu Security Notice (C) 2012-2013 Canonical, Inc. / NASL script (C) 2012-2013 Tenable Network Security, Inc.


Synopsis :

The remote Ubuntu host is missing one or more security-related patches.

Description :

Dolph Mathews discovered that OpenStack Keystone did not properly
restrict to administrative users the ability to update users' tenants.
A remote attacker that can reach the administrative API can use this
to add any user to any tenant. (CVE-2012-3542)

Derek Higgins discovered that OpenStack Keystone did not properly
implement token expiration. A remote attacker could use this to
continue to access an account that has been disabled or has a changed
password. (CVE-2012-3426).

Solution :

Update the affected keystone and / or python-keystone packages.

Risk factor :

Medium / CVSS Base Score : 4.9
(CVSS2#AV:N/AC:M/Au:S/C:P/I:P/A:N)
CVSS Temporal Score : 4.0
(CVSS2#E:F/RL:OF/RC:C)
Public Exploit Available : true

Family: Ubuntu Local Security Checks

Nessus Plugin ID: 61772 ()

Bugtraq ID: 54709
55326

CVE ID: CVE-2012-3426
CVE-2012-3542