title: Improper Authorization in GitLab
description: An issue has been discovered in GitLab affecting all versions starting from 9.3 before 16.4.4, all versions starting from 16.5 before 16.5.4, all versions starting from 16.6 before 16.6.2. In certain situations, it may have been possible for developers to override predefined CI variables via the REST API.
problem types: CWE-285: Improper Authorization
affected:
{
vendor: GitLab
product: GitLab
repo: git://git@gitlab.com:gitlab-org/gitlab.git
versions:
version: 9.3, status: affected, lessThan: 16.4.4, versionType: semver
version: 16.5, status: affected, lessThan: 16.5.4, versionType: semver
version: 16.6, status: affected, lessThan: 16.6.2, 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:U/C:N/I:L/A:N
attackVector: NETWORK
attackComplexity: LOW
privilegesRequired: LOW
userInteraction: NONE
scope: UNCHANGED
confidentialityImpact: NONE
integrityImpact: LOW
availabilityImpact: NONE
baseScore: 4.3
baseSeverity: MEDIUM
]
solutions: Upgrade to versions 16.4.4, 16.5.4, 16.6.2 or above.