CVE-2013-2157

Severity: medium (CVSS 4.3 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 3.1% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2013-08-20 · updated 2026-06-16
Weakness: CWE-287

Description

OpenStack Keystone Folsom, Grizzly before 2013.1.3, and Havana, when using LDAP with Anonymous binding, allows remote attackers to bypass authentication via an empty password.

Affected products

OpenStack Keystone: from 2012.2 through 2012.2.4; from 2013.1 before 2013.1.3; from 2013.2 through 2013.2.4 — fixed in 2013.1.3

How to fix

Upgrade to a fixed version: OpenStack Keystone 2013.1.3. Check the vendor advisory for mitigations.

References

http://rhn.redhat.com/errata/RHSA-2013-0994.html
http://rhn.redhat.com/errata/RHSA-2013-1083.html
http://www.openwall.com/lists/oss-security/2013/06/13/3
http://www.securityfocus.com/bid/60545
http://rhn.redhat.com/errata/RHSA-2013-0994.html
http://rhn.redhat.com/errata/RHSA-2013-1083.html
http://www.openwall.com/lists/oss-security/2013/06/13/3
http://www.securityfocus.com/bid/60545

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