PT-2021-23573 · Unknown · Shinher Studyonline System

Allen.Liu + 1 · Published 2021-10-15 · Updated 2022-08-12 · CVE-2021-42330

Positive Technologies (AI Summary)

CVSS v3.1

8.8

High

Base vector

AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions ShinHer StudyOnline System (affected versions not specified)

Description The issue concerns the "Teacher Edit" function, which lacks authority control. After logging in with a user's privilege, remote attackers can access and edit other users' credentials and personal information by crafting URL parameters.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Improper Authorization

Weakness Enumeration

CWE-285

Related Identifiers

CVE-2021-42330

Affected Products

Shinher Studyonline System

References · 4

• https://osv.dev/vulnerability/CVE-2021-42330 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-42330 · Security Note
• https://t.me/cibsecurity/30622 · Telegram Post
• https://twcert.org.tw/tw/cp-132-5200-3d3ca-1.html · Note