title: Unauthorized scheduling of downtimes via REST API
description: Insufficient permission checks in the REST API in Tribe29 Checkmk <= 2.1.0p27 and <= 2.2.0b4 (beta) allow unauthorized users to schedule downtimes for any host.
problem types: CWE-280: Improper Handling of Insufficient Permissions or Privileges
affected:
{
defaultStatus: unaffected
product: Checkmk
vendor: Tribe29
versions:
lessThanOrEqual: 2.2.0b4, status: affected, version: 2.2.0, versionType: semver
lessThanOrEqual: 2.1.0p27, status: affected, version: 2.1.0, versionType: semver
}
metrics:
cvssV3_1: [
baseScore: 4.3
baseSeverity: MEDIUM
vectorString: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
version: 3.1
]