title: ShinHer Information Co., LTD. ShinHer StudyOnline System - Improper Authorization-3
description: The “List View” function of ShinHer StudyOnline System is not under authority control. After logging in with user’s privilege, remote attackers can access the content of other users’ message boards by crafting URL parameters.
problem types: CWE-285 Improper Authorization
affected:
{
product: ShinHer StudyOnline System
vendor: ShinHer Information Co., LTD.
versions:
lessThanOrEqual: 2021, status: affected, version: unspecified, versionType: custom
}
metrics:
cvssV3_1: [
attackComplexity: LOW
attackVector: NETWORK
availabilityImpact: NONE
baseScore: 4.3
baseSeverity: MEDIUM
confidentialityImpact: LOW
integrityImpact: NONE
privilegesRequired: LOW
scope: UNCHANGED
userInteraction: NONE
vectorString: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
version: 3.1
]
solutions: Update ShinHer StudyOnline System to version v2021.08.20.01