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CVE-2021-42330highCWE-285

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

21Vexday Risk Score

No sign of exploitation. No public exploitation artifact known so far.

ssvc Trackcvss 8.8epss 1.0%
exploitation probability
1.0%top 39% of all CVEs
observed exploitation
nono source reports it
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.
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H