CVE-2012-3542

Severity: medium (CVSS 4.3 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 2.5% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2012-09-05 · updated 2026-06-16
Weakness: CWE-264

Description

OpenStack Keystone, as used in OpenStack Folsom before folsom-rc1 and OpenStack Essex (2012.1), allows remote attackers to add an arbitrary user to an arbitrary tenant via a request to update the user's default tenant to the administrative API. NOTE: this identifier was originally incorrectly assigned to an open redirect issue, but the correct identifier for that issue is CVE-2012-3540.

Affected products

OpenStack Essex: 2012.1
OpenStack Horizon: folsom-3

References

http://secunia.com/advisories/50467
http://secunia.com/advisories/50494
http://www.openwall.com/lists/oss-security/2012/08/30/6
http://www.securityfocus.com/bid/55326
http://www.ubuntu.com/usn/USN-1552-1
https://bugs.launchpad.net/keystone/+bug/1040626
https://github.com/openstack/keystone/commit/5438d3b5a219d7c8fa67e66e538d325a61617155
https://github.com/openstack/keystone/commit/c13d0ba606f7b2bdc609a7f388334e5efec3f3aa
https://lists.launchpad.net/openstack/msg16282.html
http://secunia.com/advisories/50467
http://secunia.com/advisories/50494
http://www.openwall.com/lists/oss-security/2012/08/30/6

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