Ldaptive X.509 Certificate DefaultHostnameVerifier CN certificate validation

CVSS Meta Temp Score
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CTI Interest Score
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A vulnerability, which was classified as critical, was found in Ldaptive (Directory Service Software) (affected version unknown). Affected is the function DefaultHostnameVerifier of the component X.509 Certificate. The manipulation of the argument CN as part of a Certificate leads to a certificate validation vulnerability. CWE is classifying the issue as CWE-295. The product does not validate, or incorrectly validates, a certificate. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

DefaultHostnameVerifier in Ldaptive (formerly vt-ldap) does not properly verify that the server hostname matches a domain name in the subject's Common Name (CN) field of the X.509 certificate, which allows man-in-the-middle attackers to spoof SSL servers via an arbitrary valid certificate.

The bug was discovered 09/10/2014. The weakness was shared 01/08/2018 (Website). The advisory is shared for download at shibboleth.net. This vulnerability is traded as CVE-2014-3607 since 05/14/2014. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. There are known technical details, but no exploit is available. The MITRE ATT&CK project declares the attack technique as T1587.003.

The vulnerability was handled as a non-public zero-day exploit for at least 1216 days. During that time the estimated underground price was around $0-$5k.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The entries VDB-191816, VDB-207068 and VDB-246865 are related to this item.




CPE 2.3info

CPE 2.2info


VulDB CVSS-B Score: 🔍
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VulDB Meta Base Score: 5.7
VulDB Meta Temp Score: 5.7

VulDB Base Score: 5.6
VulDB Temp Score: 5.6
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NVD Base Score: 5.9
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Class: Certificate validation
CWE: CWE-295 / CWE-287

Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

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Threat Intelligenceinfo

Interest: 🔍
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Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍


05/14/2014 🔍
09/10/2014 +119 days 🔍
01/08/2018 +1216 days 🔍
01/08/2018 +0 days 🔍
01/09/2018 +1 days 🔍
01/20/2023 +1837 days 🔍


Advisory: 226
Status: Not defined
Confirmation: 🔍

CVE: CVE-2014-3607 (🔍)
See also: 🔍


Created: 01/09/2018 08:05 AM
Updated: 01/20/2023 12:10 PM
Changes: 01/09/2018 08:05 AM (59), 12/20/2019 03:32 PM (1), 01/29/2021 10:08 AM (2), 01/20/2023 12:10 PM (2)
Complete: 🔍
Cache ID: 44:486:40


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