description: An issue has been discovered affecting GitLab versions prior to 14.4.5, between 14.5.0 and 14.5.3, and between 14.6.0 and 14.6.1. GitLab does not validate SSL certificates for some of external CI services which makes it possible to perform MitM attacks on connections to these external services.
problem types: Channel accessible by non-endpoint ('man-in-the-middle') in GitLab
affected:
{
product: GitLab
vendor: GitLab
versions:
status: affected, version: <14.4.5
status: affected, version: >=14.5.0, <14.5.3
status: affected, version: >=14.6.0, <14.6.1
}
metrics:
cvssV3_1: [
attackComplexity: HIGH
attackVector: NETWORK
availabilityImpact: NONE
baseScore: 5.9
baseSeverity: MEDIUM
confidentialityImpact: HIGH
integrityImpact: HIGH
privilegesRequired: HIGH
scope: UNCHANGED
userInteraction: NONE
vectorString: CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:N
version: 3.1
]