An issue was discovered in GitLab Community and Enterprise Edition before 11.7.8, 11.8.x before 11.8.4, and 11.9.x before 11.9.2. The construction of the HMAC key was insecurely derived.
https://gitlab.com/gitlab-org/gitlab-ee/issues/9730
https://about.gitlab.com/blog/categories/releases/
https://about.gitlab.com/2019/04/01/security-release-gitlab-11-dot-9-dot-4-released/
Source: MITRE
Published: 2019-05-16
Updated: 2021-07-21
Type: CWE-320
Base Score: 5
Vector: AV:N/AC:L/Au:N/C:P/I:N/A:N
Impact Score: 2.9
Exploitability Score: 10
Severity: MEDIUM
Base Score: 7.5
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Impact Score: 3.6
Exploitability Score: 3.9
Severity: HIGH