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ShinHer Information Co., LTD. ShinHer StudyOnline System - Improper Authorization-1

TVN ID TVN-202110002
CVE ID CVE-2021-42330
CVSS 8.8 (High)
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Affected Products ShinHer StudyOnline System v2021
Description The “Teacher Edit” function of ShinHer StudyOnline System does not perform authority control. After logging in with user’s privilege, remote attackers can access and edit other users’ credential and personal information by crafting URL parameters.
Solution Update ShinHer StudyOnline System to version v2021.08.20.01
Credit Allen.Liu、Bingo.Huang
Public Date 2021-10-15
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