U radu programskog paketa Horizon uočena je sigurnosna ranjivost koju udaljeni napadači mogu iskoristiti za preusmjeravanje korisnika na proizvoljne web stranice.
Paket:
horizon 2012.x
Operacijski sustavi:
Ubuntu Linux 12.04
Kritičnost:
5
Problem:
neodgovarajuća provjera ulaznih podataka
Iskorištavanje:
udaljeno
Posljedica:
neovlašteni pristup sustavu
Rješenje:
programska zakrpa proizvođača
CVE:
CVE-2012-3540
Izvorni ID preporuke:
USN-1565-1
Izvor:
Ubuntu
Problem:
Ranjivost je posljedica neodgovarajuće provjere ulaznih podataka koji su putem parametra "next" preneseni mehanizmu auth/login/.
Posljedica:
Napadačima omogućuje preusmjeravanje korisnika na proizvoljne web stranice i izvođenje tzv. phishing napada.
==========================================================================
Ubuntu Security Notice USN-1565-1
September 13, 2012
horizon vulnerability
==========================================================================
A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 12.04 LTS
Summary:
OpenStack Horizon could help expose sensitive information.
Software Description:
- horizon: Web interface for OpenStack cloud infrastructure
Details:
Thomas Biege discovered that the Horizon authentication mechanism
did not validate the next parameter. An attacker could use this to
construct a link to legitimate OpenStack web dashboard that redirected
the user to a malicious website after authentication.
Update instructions:
The problem can be corrected by updating your system to the following
package versions:
Ubuntu 12.04 LTS:
openstack-dashboard 2012.1.3+stable~20120815-691dd2-0ubuntu1.1
python-django-horizon 2012.1.3+stable~20120815-691dd2-0ubuntu1.1
In general, a standard system update will make all the necessary changes.
References:
http://www.ubuntu.com/usn/usn-1565-1
CVE-2012-3540
Package Information:
https://launchpad.net/ubuntu/+source/horizon/2012.1.3+stable~20120815-691dd2-0ubuntu1.1
Posljednje sigurnosne preporuke