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CVE-2021-43558

Quick assessment

Affected
n/a moodle
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.

Moodle是一套免费、开源的电子学习软件平台，也称课程管理系统、学习管理系统或虚拟学习环境。 Moodle 存在跨站脚本漏洞，该漏洞源于站点管理员工具中的URL参数缺少有效的过滤与转义，攻击者可以执行反射型跨站脚本。

AI Predicted 6.1 Difficulty: Easy EPSS 0.84% · P55

Possible ATT&CK Techniques 1 AI

T1189 · Drive-by Compromise
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I. Basic Information for CVE-2021-43558

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
A flaw was found in Moodle in versions 3.11 to 3.11.3, 3.10 to 3.10.7, 3.9 to 3.9.10 and earlier unsupported versions. A URL parameter in the filetype site administrator tool required extra sanitizing to prevent a reflected XSS risk.
Source: CVE Program / CVE List V5
CVSS Information
N/A
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
Moodle 跨站脚本漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Moodle是一套免费、开源的电子学习软件平台，也称课程管理系统、学习管理系统或虚拟学习环境。 Moodle 存在跨站脚本漏洞，该漏洞源于站点管理员工具中的URL参数缺少有效的过滤与转义，攻击者可以执行反射型跨站脚本。
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
- moodle moodle 3.11.4, moodle 3.10.8 and moodle 3.9.11 -

II. Public POCs for CVE-2021-43558

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III. Intelligence Information for CVE-2021-43558

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Vendor Advisories for CVE-2021-43558 (1)

Other References for CVE-2021-43558 (1)

Same Patch Batch · n/a · 2021-11-22 · 30 CVEs total

CVE-2021-23732 9.0 CRITICAL Arbitrary Code Execution
CVE-2021-23718 6.5 MEDIUM Server-side Request Forgery (SSRF)
CVE-2021-23673 5.4 MEDIUM Cross-site Scripting (XSS)
CVE-2021-38378 Open-xchange OX App Suite 安全漏洞
CVE-2021-44079 Wazuh 命令注入漏洞
CVE-2021-33488 Open-xchange OX App Suite 输入验证错误漏洞
CVE-2021-33489 Open-xchange OX App Suite 跨站脚本漏洞
CVE-2021-33490 Open-xchange OX App Suite 跨站脚本漏洞
CVE-2021-33491 Open-xchange OX App Suite 路径遍历漏洞
CVE-2021-33492 Open-xchange OX App Suite 跨站脚本漏洞
CVE-2021-33493 Open-xchange OX App Suite 代码注入漏洞
CVE-2021-33494 Open-xchange OX App Suite 跨站脚本漏洞
CVE-2021-33495 Open-xchange OX App Suite 跨站脚本漏洞
CVE-2021-38146 Wipro Holmes Orchestrator 路径遍历漏洞
CVE-2021-38374 Open-xchange OX App Suite 跨站脚本漏洞
CVE-2021-38375 Open-xchange OX App Suite 跨站脚本漏洞
CVE-2021-38376 Open-xchange OX App Suite 授权问题漏洞
CVE-2021-38377 Open-xchange OX App Suite 安全特征问题特征问题漏洞
CVE-2020-22719 Shimo Document 跨站脚本漏洞
CVE-2021-43581 Open Design Alliance Drawings SDK 缓冲区错误漏洞

Showing top 20 of 30 CVEs. View all on vendor page → →

IV. Related Vulnerabilities

Same product: moodle
Same vendor: n/a
Same weakness: CWE-79

V. Comments for CVE-2021-43558

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