title: Invalidating or changing user does not invalidate session
description: When an agent user is renamed or set to invalid the session belonging to the user is keept active. The session can not be used to access ticket data in the case the agent is invalid. This issue affects ((OTRS)) Community Edition: 6.0.28 and prior versions. OTRS: 7.0.18 and prior versions, 8.0.4. and prior versions.
problem types: CWE-613 Insufficient Session Expiration
affected:
{
vendor: OTRS AG
product: ((OTRS)) Community Edition
versions:
version: 6.0.x, status: affected, lessThanOrEqual: 6.0.28, versionType: custom
}
{
vendor: OTRS AG
product: OTRS
versions:
version: 7.0.x, status: affected, lessThanOrEqual: 7.0.18, versionType: custom
version: 8.0.x, status: affected, lessThanOrEqual: 8.0.4, versionType: custom
}
metrics:
cvssV3_1: [
version: 3.1
vectorString: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:N/A:N
attackVector: NETWORK
attackComplexity: LOW
privilegesRequired: LOW
userInteraction: REQUIRED
scope: UNCHANGED
confidentialityImpact: LOW
integrityImpact: NONE
availabilityImpact: NONE
baseScore: 3.5
baseSeverity: LOW
]
solutions: Upgrade to OTRS 8.0.5, OTRS 7.0.19, ((OTRS)) Community Edition 6.0.29
Patch for ((OTRS)) Community Edition 6: https://github.com/OTRS/otrs/commit/4514f95f747be368c3dc9a9452ff9aa66506648d