Improper Input Validation The advisory has been revoked - it doesn't affect any version of package horizon (opens in a new tab)
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applications- Snyk IDSNYK-DEBIAN14-HORIZON-11745383
- published10 Aug 2025
- disclosed5 Sept 2012
Introduced: 5 Sep 2012
CVE-2012-3540 (opens in a new tab)Amendment
The Debian security team deemed this advisory irrelevant for Debian:14.
NVD Description
Note: Versions mentioned in the description apply only to the upstream horizon package and not the horizon package as distributed by Debian.
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.
References
- https://security-tracker.debian.org/tracker/CVE-2012-3540
- https://github.com/openstack/horizon/commit/35eada8a27323c0f83c400177797927aba6bc99b
- https://bugs.launchpad.net/horizon/+bug/1039077
- https://lists.launchpad.net/openstack/msg16278.html
- https://lists.launchpad.net/openstack/msg16281.html
- http://www.openwall.com/lists/oss-security/2012/08/30/4
- http://www.openwall.com/lists/oss-security/2012/08/30/5
- http://secunia.com/advisories/50480
- http://www.securityfocus.com/bid/55329
- http://people.ubuntu.com/~ubuntu-security/cve/CVE-2012-3540
- http://www.ubuntu.com/usn/USN-1565-1
- https://exchange.xforce.ibmcloud.com/vulnerabilities/78196