Is CVE-2013-2157 being actively exploited?

CVE-2013-2157 is not currently listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.

What is the CVSS score for CVE-2013-2157?

CVE-2013-2157 has a CVSS 2.0 base score of 4.3 (MEDIUM).

CVE-2013-2157

MEDIUM · CVSS 4.3EPSS 3.1%EU EUVD

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.

Key facts

CVSS score: 4.3 (v2.0)
Severity: MEDIUM
CVSS vector: AV:N/AC:M/Au:N/C:N/I:P/A:N
Weakness (CWE): CWE-287
EPSS score: 3.1% (88th percentile)
In CISA KEV: No
In EU EUVD: Yes (EUVD-2013-2122)
Published: August 20, 2013
NVD last modified: June 16, 2026
Status: Modified

EU Vulnerability Database (EUVD)

This vulnerability is also tracked by ENISA as EUVD-2013-2122 in the EU Vulnerability Database. Last updated in EUVD on August 6, 2024.

View on the EU Vulnerability Database

Affected products

openstack / keystone

References

http://rhn.redhat.com/errata/RHSA-2013-0994.html(Third Party Advisory)
http://rhn.redhat.com/errata/RHSA-2013-1083.html(Third Party Advisory)
http://www.openwall.com/lists/oss-security/2013/06/13/3(Mailing List, Third Party Advisory)
http://www.securityfocus.com/bid/60545(Third Party Advisory, VDB Entry)

Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS

Query CVEs from your AI assistant

The CVE/NVD Explorer brain answers CVE questions directly inside Claude, ChatGPT, or any MCP assistant — always up to date, no setup. Add it once and stop pasting advisories into chat.

Add the CVE brain