SB2019091634 - Server-Side Request Forgery (SSRF) in GitLab, Gitlab Community Edition

Description

This security bulletin contains information about 1 security vulnerability.

1) Server-Side Request Forgery (SSRF) (CVE-ID: CVE-2019-15728)

The disclosed vulnerability allows a remote attacker to perform SSRF attacks.

The vulnerability exists due to insufficient validation of user-supplied input in the Kubernetes integration in GitLab. A remote attacker can send a specially crafted HTTP request to the affected server and trick the application to initiate requests to arbitrary systems.

Successful exploitation of this vulnerability may allow a remote attacker gain access to sensitive data, located in the local network or send malicious requests to other servers from the vulnerable system.

Remediation

Install update from vendor's website.

References

• https://about.gitlab.com/2019/08/29/security-release-gitlab-12-dot-2-dot-3-released/
• https://gitlab.com/gitlab-org/gitlab-ce/issues/61314