CVE-2012-3540

Severity: medium (CVSS 5.8 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 2.9% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2012-09-05 · updated 2026-06-16
Weakness: CWE-20

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.

Affected products

OpenStack Horizon: 2012.1

References

http://secunia.com/advisories/50480
http://www.openwall.com/lists/oss-security/2012/08/30/4
http://www.openwall.com/lists/oss-security/2012/08/30/5
http://www.securityfocus.com/bid/55329
http://www.ubuntu.com/usn/USN-1565-1
https://bugs.launchpad.net/horizon/+bug/1039077
https://exchange.xforce.ibmcloud.com/vulnerabilities/78196
https://github.com/openstack/horizon/commit/35eada8a27323c0f83c400177797927aba6bc99b
https://lists.launchpad.net/openstack/msg16278.html
https://lists.launchpad.net/openstack/msg16281.html
http://secunia.com/advisories/50480
http://www.openwall.com/lists/oss-security/2012/08/30/4

Get alerted when CVE-2012-3540 or the next vulnerability affects your stack