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CVE-2022-39020— Cross-site scripting in Schoolbox version 21.0.2, by Schoolbox Pty Ltd

Quick assessment

Affected
Schoolbox Pty Ltd Schoolbox
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Schoolbox是澳大利亚Schoolbox公司的一个在线学习平台。 Schoolbox 21.0.2版本存在安全漏洞，该漏洞源于其学生评估提交、文件上传、新闻、ePortfolio和日历事件创建等功能允许攻击者实现多个反射型或存储型跨站脚本。

CVSS 7.6 · High EPSS 0.42% · P35

Possible ATT&CK Techniques 1 AI

T1059 · Command and Scripting Interpreter
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I. Basic Information for CVE-2022-39020

Vulnerability Information
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Vulnerability Title
Cross-site scripting in Schoolbox version 21.0.2, by Schoolbox Pty Ltd
Source: CVE Program / CVE List V5
Vulnerability Description
Multiple instances of XSS (stored and reflected) was found in the application. For example, features such as student assessment submission, file upload, news, ePortfolio and calendar event creation were found to be vulnerable to cross-site scripting.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:L/A:L
Source: CVE Program / CVE List V5
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: CVE Program / CVE List V5
Vulnerability Title
Schoolbox 跨站脚本漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Schoolbox是澳大利亚Schoolbox公司的一个在线学习平台。 Schoolbox 21.0.2版本存在安全漏洞，该漏洞源于其学生评估提交、文件上传、新闻、ePortfolio和日历事件创建等功能允许攻击者实现多个反射型或存储型跨站脚本。
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
Schoolbox Pty Ltd Schoolbox 21.0.2 -

II. Public POCs for CVE-2022-39020

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III. Intelligence Information for CVE-2022-39020

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Other References for CVE-2022-39020 (1)

IV. Related Vulnerabilities

Same product: Schoolbox
Same vendor: Schoolbox Pty Ltd
Same weakness: CWE-79

V. Comments for CVE-2022-39020

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