CVE-2021-42330— ShinHer Information Co., LTD. ShinHer StudyOnline System - Improper Authorization-1
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I. Basic Information for CVE-2021-42330
Vulnerability Information
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Vulnerability Title
ShinHer Information Co., LTD. ShinHer StudyOnline System - Improper Authorization-1
Source: NVD (National Vulnerability Database)
Vulnerability 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.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Source: NVD (National Vulnerability Database)
Vulnerability Type
授权机制不恰当
Source: NVD (National Vulnerability Database)
Vulnerability Title
ShinHer StudyOnline System 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
ShinHer StudyOnline System是中国欣河（ShinHer）公司的一种校务系统。 ShinHer StudyOnline System 存在安全漏洞，该漏洞源于ShinHer StudyOnline系统的教师编辑功能不进行权限控制。攻击者可利用该漏洞使用用户权限登录后，可以通过设置URL参数访问和编辑其他用户的凭证和个人信息。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| ShinHer Information Co., LTD. | ShinHer StudyOnline System | unspecified ~ 2021 | - |
II. Public POCs for CVE-2021-42330
| # | POC Description | Source Link | Shenlong Link |
|---|
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No public POC found.
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- https://www.twcert.org.tw/tw/cp-132-5200-3d3ca-1.htmlx_refsource_MISC
- https://nvd.nist.gov/vuln/detail/CVE-2021-42330
Same Patch Batch · ShinHer Information Co., LTD. · 2021-10-15 · 4 CVEs total
| CVE-2021-42329 | 5.4 MEDIUM | ShinHer Information Co., LTD. ShinHer StudyOnline System - Stored XSS |
| CVE-2021-42331 | 5.4 MEDIUM | ShinHer Information Co., LTD. ShinHer StudyOnline System - Improper Authorization-2 |
| CVE-2021-42332 | 4.3 MEDIUM | ShinHer Information Co., LTD. ShinHer StudyOnline System - Improper Authorization-3 |
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V. Comments for CVE-2021-42330
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