Learn about CVE-2020-5415 affecting Concourse by VMware Tanzu. This critical vulnerability allows identity spoofing through GitLab authentication, impacting confidentiality and integrity.
Concourse, versions prior to 6.3.1 and 6.4.1, in installations using the GitLab auth connector, is vulnerable to identity spoofing. This CVE allows impersonation by configuring a GitLab account with the same full name as another user who has access to a Concourse team.
Understanding CVE-2020-5415
This CVE affects Concourse, a product by VMware Tanzu, and was made public on August 12, 2020.
What is CVE-2020-5415?
CVE-2020-5415 is a vulnerability in Concourse versions prior to 6.3.1 and 6.4.1 when using the GitLab auth connector. It allows for identity spoofing by manipulating GitLab accounts.
The Impact of CVE-2020-5415
The vulnerability has a CVSS base score of 10 (Critical severity) and high impacts on confidentiality and integrity. It requires no privileges and has a low attack complexity and vector.
Technical Details of CVE-2020-5415
Concourse's vulnerability to identity spoofing through GitLab authentication.
Vulnerability Description
Affected Systems and Versions
Exploitation Mechanism
Mitigation and Prevention
Steps to address and prevent the CVE-2020-5415 vulnerability.
Immediate Steps to Take
Long-Term Security Practices
Patching and Updates