title: Improper Access Control in GitLab
description: An issue has been discovered in GitLab EE affecting all versions starting from 11.6 before 16.3.6, all versions starting from 16.4 before 16.4.2, all versions starting from 16.5 before 16.5.1. It was possible for an unauthorised project or group member to read the CI/CD variables using the custom project templates.
problem types: CWE-284: Improper Access Control
affected:
{
vendor: GitLab
product: GitLab
repo: git://git@gitlab.com:gitlab-org/gitlab.git
versions:
version: 11.6, status: affected, lessThan: 16.3.6, versionType: semver
version: 16.4, status: affected, lessThan: 16.4.2, versionType: semver
version: 16.5, status: affected, lessThan: 16.5.1, versionType: semver
defaultStatus: unaffected
}
metrics:
format: CVSS
scenarios: GENERAL
cvssV3_1: [
version: 3.1
vectorString: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:L/A:N
attackVector: NETWORK
attackComplexity: LOW
privilegesRequired: LOW
userInteraction: NONE
scope: UNCHANGED
confidentialityImpact: HIGH
integrityImpact: LOW
availabilityImpact: NONE
baseScore: 8.5
baseSeverity: HIGH
]
solutions: Upgrade to versions 16.5.1, 16.4.2, 16.3.6 or above.