title: Uncontrolled Resource Consumption in GitLab
description: An issue has been discovered in GitLab EE affecting all versions starting from 10.5 before 16.4.3, all versions starting from 16.5 before 16.5.3, all versions starting from 16.6 before 16.6.1. It was possible for an attacker to cause a client-side denial of service using malicious crafted mermaid diagram input.
problem types: CWE-400: Uncontrolled Resource Consumption
affected:
{
vendor: GitLab
product: GitLab
repo: git://git@gitlab.com:gitlab-org/gitlab.git
versions:
version: 10.5, status: affected, lessThan: 16.4.3, versionType: semver
version: 16.5, status: affected, lessThan: 16.5.3, versionType: semver
version: 16.6, status: affected, lessThan: 16.6.1, versionType: semver
defaultStatus: unaffected
}
metrics:
format: CVSS
scenarios: GENERAL
cvssV3_1: [
version: 3.1
vectorString: CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:N/I:N/A:L
attackVector: NETWORK
attackComplexity: HIGH
privilegesRequired: LOW
userInteraction: REQUIRED
scope: UNCHANGED
confidentialityImpact: NONE
integrityImpact: NONE
availabilityImpact: LOW
baseScore: 2.6
baseSeverity: LOW
]
solutions: Upgrade to versions 16.4.3, 16.5.3, 16.6.1 or above.