title: Information Disclosure
description: It's possible to craft Lost Password requests with wildcards in the Token value, which allows attacker to retrieve valid Token(s), generated by users which already requested new passwords. This issue affects: ((OTRS)) Community Edition 5.0.41 and prior versions, 6.0.26 and prior versions. OTRS: 7.0.15 and prior versions.
problem types: CWE-155
affected:
{
vendor: OTRS AG
product: ((OTRS)) Community Edition
versions:
version: 5.0.x, status: affected, lessThanOrEqual: 5.0.41, versionType: custom
version: 6.0.x, status: affected, lessThanOrEqual: 6.0.26, versionType: custom
}
{
vendor: OTRS AG
product: OTRS
versions:
version: 7.0.x, status: affected, lessThanOrEqual: 7.0.15, versionType: custom
}
metrics:
cvssV3_1: [
version: 3.1
vectorString: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:L/A:N
attackVector: NETWORK
attackComplexity: HIGH
privilegesRequired: NONE
userInteraction: NONE
scope: UNCHANGED
confidentialityImpact: HIGH
integrityImpact: LOW
availabilityImpact: NONE
baseScore: 6.5
baseSeverity: MEDIUM
]
solutions: Upgrade to OTRS 7.0.16, ((OTRS)) Community Edition 6.0.27, 5.0.42
Patch for ((OTRS)) Community Edition 6: https://github.com/OTRS/otrs/commit/c0255365d5c455272b2b9e7bb1f6c96c3fce441b
Patch for ((OTRS)) Community Edition 5: https://github.com/OTRS/otrs/commit/96cc7826d6ce260204ff629fc968edd2787b7f6b