CVE-2017-17716

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.

• CWE-295

• https://about.gitlab.com/2017/07/22/gitlab-9-4-released/#security---add-ldap-ssl-certificate-verificationIssue Tracking, Vendor Advisory
• https://about.gitlab.com/2017/07/28/gitlab-9-dot-4-dot-2-released/Issue Tracking, Vendor Advisory
• https://gitlab.com/gitlab-org/gitlab-ce/issues/30420Issue Tracking, Patch, Vendor Advisory
• https://about.gitlab.com/2017/07/22/gitlab-9-4-released/#security---add-ldap-ssl-certificate-verificationIssue Tracking, Vendor Advisory
• https://about.gitlab.com/2017/07/28/gitlab-9-dot-4-dot-2-released/Issue Tracking, Vendor Advisory
• https://gitlab.com/gitlab-org/gitlab-ce/issues/30420Issue Tracking, Patch, Vendor Advisory

Published

Dec 17, 2017

Last Modified

Jun 17, 2026

Status

Modified

• How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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