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CVE-2017-17716 Details

Description

GitLab 9.4.x before 9.4.2 does not support LDAP SSL certificate verification, but a verify_certificates LDAP option was mentioned in the 9.4 release announcement. This issue occurred because code was not merged. This is related to use of the omniauth-ldap library and the gitlab_omniauth-ldap gem.

Metrics

CVSS 3.x Severity and Vector Strings:

NIST: [email protected]CVSS-B:5.9 MEDIUMVector:CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N

References to Advisories, Solutions, and Tools

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URL	Source(s)	Tag(s)
https://about.gitlab.com/2017/07/22/gitlab-9-4-released/#security---add-ldap-ssl-certificate-verification	CVE	Issue TrackingVendor Advisory
https://about.gitlab.com/2017/07/28/gitlab-9-dot-4-dot-2-released/	CVE	Issue TrackingVendor Advisory
https://gitlab.com/gitlab-org/gitlab-ce/issues/30420	CVE	Issue TrackingPatchVendor Advisory
https://about.gitlab.com/2017/07/22/gitlab-9-4-released/#security---add-ldap-ssl-certificate-verification	[email protected]	Issue TrackingVendor Advisory
https://about.gitlab.com/2017/07/28/gitlab-9-dot-4-dot-2-released/	[email protected]	Issue TrackingVendor Advisory
https://gitlab.com/gitlab-org/gitlab-ce/issues/30420	[email protected]	Issue TrackingPatchVendor Advisory

see all 6 references

Weakness Enumeration

CWE-ID	CWE Name	Source
CWE-295	Improper Certificate Validation	[email protected]

Affected Products

Product	Versions
gitlab gitlab	9.4.0 9.4.0 rc1 9.4.0 rc2 9.4.0 rc3 9.4.0 rc4
CPE cpe:2.3:a:gitlab:gitlab:9.4.0:::::::* cpe:2.3:a:gitlab:gitlab:9.4.0:rc1:::::: cpe:2.3:a:gitlab:gitlab:9.4.0:rc2:::::: cpe:2.3:a:gitlab:gitlab:9.4.0:rc3:::::: cpe:2.3:a:gitlab:gitlab:9.4.0:rc4:::::: cpe:2.3:a:gitlab:gitlab:9.4.0:rc5:::::: cpe:2.3:a:gitlab:gitlab:9.4.0:rc6:::::: cpe:2.3:a:gitlab:gitlab:9.4.1:::::::* Remediation No remediation found in references.

Product

Versions

gitlab gitlab

9.4.0

9.4.0 rc1

9.4.0 rc2

9.4.0 rc3

9.4.0 rc4

CPE

cpe:2.3:a:gitlab:gitlab:9.4.0:*:*:*:*:*:*:*
cpe:2.3:a:gitlab:gitlab:9.4.0:rc1:*:*:*:*:*:*
cpe:2.3:a:gitlab:gitlab:9.4.0:rc2:*:*:*:*:*:*
cpe:2.3:a:gitlab:gitlab:9.4.0:rc3:*:*:*:*:*:*
cpe:2.3:a:gitlab:gitlab:9.4.0:rc4:*:*:*:*:*:*
cpe:2.3:a:gitlab:gitlab:9.4.0:rc5:*:*:*:*:*:*
cpe:2.3:a:gitlab:gitlab:9.4.0:rc6:*:*:*:*:*:*
cpe:2.3:a:gitlab:gitlab:9.4.1:*:*:*:*:*:*:*

Remediation

No remediation found in references.

Change History

5 change records found show changes

Date	Action	Recorded By
Jun 17, 2026	CVE Modified	[email protected]
May 13, 2026	CVE Status Change	[email protected]
Nov 21, 2024	CVE Modified	CVE
May 14, 2024	CVE Modified	[email protected]
Jan 4, 2018	Initial Analysis	[email protected]