description: An issue has been discovered in GitLab CE/EE affecting all versions starting from 10.0 before 15.5.7, all versions starting from 15.6 before 15.6.4, all versions starting from 15.7 before 15.7.2. GitLab allows unauthenticated users to download user avatars using the victim's user ID, on private instances that restrict public level visibility.
problem types: Authorization bypass through user-controlled key in GitLab
affected:
{
vendor: GitLab
product: GitLab
versions:
version: >=10.0, <15.5.7, status: affected
version: >=15.6, <15.6.4, status: affected
version: >=15.7, <15.7.2, status: affected
}
metrics:
cvssV3_1: [
version: 3.1
vectorString: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
attackVector: NETWORK
attackComplexity: LOW
privilegesRequired: NONE
userInteraction: NONE
scope: UNCHANGED
confidentialityImpact: LOW
integrityImpact: NONE
availabilityImpact: NONE
baseScore: 5.3
baseSeverity: MEDIUM
]