CVE-2021-42336— Huachu Digital Technology Co.,Ltd. Easytest - Improper Authorization
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I. Basic Information for CVE-2021-42336
Vulnerability Information
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Vulnerability Title
Huachu Digital Technology Co.,Ltd. Easytest - Improper Authorization
Source: NVD (National Vulnerability Database)
Vulnerability Description
The learning history page of the Easytest is vulnerable by permission bypass. After obtaining a user’s permission, remote attackers can access other users’ and administrator’s account information except password 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:L/I:N/A:N
Source: NVD (National Vulnerability Database)
Vulnerability Type
授权机制不恰当
Source: NVD (National Vulnerability Database)
Vulnerability Title
Easytest 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
骅巨数位科技 Easytest是中国骅巨数位科技公司的一个线上学习测验平台。 Easytest 存在安全漏洞，该漏洞源于The learning history page 容易被权限绕过。远程攻击者在获得用户权限后，可以通过构造 URL 参数，访问除密码以外的其他用户和管理员的账户信息。
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 |
|---|---|---|---|---|
| Huachu Digital Technology Co.,Ltd. | Easytest | 1705 | - |
II. Public POCs for CVE-2021-42336
| # | POC Description | Source Link | Shenlong Link |
|---|
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- https://www.twcert.org.tw/tw/cp-132-5205-1de5a-1.htmlx_refsource_MISC
- https://nvd.nist.gov/vuln/detail/CVE-2021-42336
Same Patch Batch · Huachu Digital Technology Co.,Ltd. · 2021-10-15 · 4 CVEs total
| CVE-2021-42333 | 8.8 HIGH | Huachu Digital Technology Co.,Ltd. Easytest - SQL Injection-1 |
| CVE-2021-42334 | 8.8 HIGH | Huachu Digital Technology Co.,Ltd. Easytest - SQL Injection-2 |
| CVE-2021-42335 | 5.4 MEDIUM | Huachu Digital Technology Co.,Ltd. Easytest - Stored XSS |
IV. Related Vulnerabilities
Same product: Easytest
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HWA JIUH DIGITAL TECHNOLOGY LTD. EasyTest - Arbitrary File U - CVE-2022-43437
HWA JIUH DIGITAL TECHNOLOGY LTD. EasyTest - SQL Injection - CVE-2022-43438
HWA JIUH DIGITAL TECHNOLOGY LTD. EasyTest - Incorrect Author - CVE-2021-42335
Huachu Digital Technology Co.,Ltd. Easytest - Stored XSS
Same weakness: CWE-285
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