CVE-2012-3540 Open redirect in n/a

Medium 5.8 Published 5 Sep 2012 Updated 6 Aug 2024

Remote attackers can redirect users to malicious sites via the login next parameter, facilitating phishing attacks against OpenStack Dashboard users.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Over the internet
Victim action needed: A user has to click or open something
Fix: Available

What is CVE-2012-3540?

CVE-2012-3540 is a medium-severity vulnerability in n/a, published on 5 Sep 2012. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.

Official description

Open redirect vulnerability in views/auth_forms.py in OpenStack Dashboard (Horizon) Essex (2012.1) allows remote attackers to redirect users to arbitrary web sites and conduct phishing attacks via a URL in the next parameter to auth/login/. NOTE: this issue was originally assigned CVE-2012-3542 by mistake.

Weakness: CWE-20

Which versions are affected by CVE-2012-3540?

1 open source package ship an affected version, including horizon. It affects 1 product.

Package	Affected	Fixed in
`horizon` PyPI	All versions	None

Linux distribution packages (3)

`openstack-dashboard` Red Hat:openstack:1::el6	All versions	`0:2012.1.1-3.el6`
`python-django-horizon` Red Hat:openstack:1::el6	All versions	`0:2012.1.1-3.el6`
`python-django-horizon-doc` Red Hat:openstack:1::el6	All versions	`0:2012.1.1-3.el6`

Products include Openstack Horizon.

How do I fix CVE-2012-3540?

Apply the vendor's patch.

Is CVE-2012-3540 being exploited?

There is no known exploitation of CVE-2012-3540 in the wild and no public exploit code.

Sources

Also known as DEBIAN-CVE-2012-3540, GHSA-j72v-mpwp-rg79, PYSEC-2012-18, RHSA-2012:1380.