title: Insufficient access control
description: When adding attachments to ticket comments,
another user can add attachments as well impersonating the orginal user. The attack requires a
logged-in other user to know the UUID. While the legitimate user
completes the comment, the malicious user can add more files to the
comment.
This issue affects OTRS: from 7.0.X through 7.0.48, from 8.0.X through 8.0.37, from 2023.X through 2023.1.1.
problem types: CWE-287 Improper Authentication
affected:
{
defaultStatus: unaffected
modules: internal API
product: OTRS
vendor: OTRS AG
versions:
lessThanOrEqual: 7.0.48, status: affected, version: 7.0.x, versionType: Patch
lessThanOrEqual: 8.0.37, status: affected, version: 8.0.x, versionType: Patch
lessThanOrEqual: 2023.1.1, status: affected, version: 2023.x, versionType: Patch
}
metrics:
cvssV3_1: [
attackComplexity: HIGH
attackVector: NETWORK
availabilityImpact: NONE
baseScore: 5.3
baseSeverity: MEDIUM
confidentialityImpact: NONE
integrityImpact: HIGH
privilegesRequired: LOW
scope: UNCHANGED
userInteraction: NONE
vectorString: CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:H/A:N
version: 3.1
]
format: CVSS
scenarios: GENERAL
solutions: Update to OTRS Patch 2024.1.1
Update to OTRS 7.0.49 (Long Term Support Users)