Vulnerability Details 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.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.001
EPSS Ranking 26.2%
CVSS Severity
CVSS v3 Score 5.9
CVSS v2 Score 4.3
References
- https://about.gitlab.com/2017/07/22/gitlab-9-4-released/#security---add-ldap-ssl-certificate-verification
- https://about.gitlab.com/2017/07/28/gitlab-9-dot-4-dot-2-released/
- https://gitlab.com/gitlab-org/gitlab-ce/issues/30420
- https://about.gitlab.com/2017/07/22/gitlab-9-4-released/#security---add-ldap-ssl-certificate-verification
- https://about.gitlab.com/2017/07/28/gitlab-9-dot-4-dot-2-released/
- https://gitlab.com/gitlab-org/gitlab-ce/issues/30420