title: HGiga MailSherlock - Broken Access Control
description: HGiga MailSherlock has vulnerability of insufficient access control. An unauthenticated remote user can exploit this vulnerability to access partial content of another user’s mail by changing user ID and mail ID within URL.
problem types: CWE-639 Authorization Bypass Through User-Controlled Key
affected:
{
vendor: HGiga
product: MailSherlock
versions:
version: iSherlock-user-4.5, status: affected, lessThanOrEqual: iSherlock-user-4.5-161, versionType: custom
version: iSherlock-antispam-4.5, status: affected, lessThanOrEqual: iSherlock-antispam-4.5-167, versionType: custom
}
metrics:
cvssV3_1: [
version: 3.1
vectorString: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
attackVector: NETWORK
attackComplexity: LOW
privilegesRequired: NONE
userInteraction: NONE
scope: UNCHANGED
confidentialityImpact: LOW
integrityImpact: NONE
availabilityImpact: NONE
baseScore: 5.3
baseSeverity: MEDIUM
]
solutions: Update MailSherlock packages version to iSherlock-user-4.5-162.386 and iSherlock-antispam-4.5-168.386