CVE-2021-42335— Huachu Digital Technology Co.,Ltd. Easytest - Stored XSS
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I. Basic Information for CVE-2021-42335
Vulnerability Information
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Vulnerability Title
Huachu Digital Technology Co.,Ltd. Easytest - Stored XSS
Source: NVD (National Vulnerability Database)
Vulnerability Description
Easytest bulletin board management function of online learning platform does not filter special characters. After obtaining a user’s privilege, remote attackers can inject JavaScript and execute stored XSS attack.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
Source: NVD (National Vulnerability Database)
Vulnerability Type
在Web页面生成时对输入的转义处理不恰当(跨站脚本)
Source: NVD (National Vulnerability Database)
Vulnerability Title
Easytest 跨站脚本漏洞
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 存在跨站脚本漏洞，该漏洞源于online learning platform Easytest bulletin board management 功能不过滤特殊字符。 获得用户权限后，远程攻击者可以注入 JavaScript 并执行存储型 XSS 攻击。
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-2021-42335
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POCPremium
No public POC found.
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- https://www.twcert.org.tw/tw/cp-132-5206-3cd3f-1.htmlx_refsource_MISC
- https://nvd.nist.gov/vuln/detail/CVE-2021-42335
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-2021-42336 | 4.3 MEDIUM | Huachu Digital Technology Co.,Ltd. Easytest - Improper Authorization |
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-2021-42336
Huachu Digital Technology Co.,Ltd. Easytest - Improper Autho
Same weakness: CWE-79
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V. Comments for CVE-2021-42335
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