Ubuntu 12.04 LTS / 12.10 : keystone vulnerabilities (USN-1730-1)

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


Synopsis :

The remote Ubuntu host is missing a security-related patch.

Description :

Nathanael Burton discovered that Keystone did not properly verify
disabled users. An authenticated but disabled user would continue to
have access rights that were removed. (CVE-2013-0282)

Jonathan Murray discovered that Keystone would allow XML entity
processing. A remote unauthenticated attacker could exploit this to
cause a denial of service via resource exhaustion. Authenticated users
could also use this to view arbitrary files on the Keystone server.
(CVE-2013-1664, CVE-2013-1665).

Solution :

Update the affected python-keystone package.

Risk factor :

Medium / CVSS Base Score : 5.0
(CVSS2#AV:N/AC:L/Au:N/C:P/I:N/A:N)

Family: Ubuntu Local Security Checks

Nessus Plugin ID: 64782 ()

Bugtraq ID:

CVE ID: CVE-2013-0282
CVE-2013-1664
CVE-2013-1665