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CVE-2021-40693

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 存在授权问题漏洞，该漏洞源于外部数据库身份验证功能中的类型杂耍问题。远程攻击者可以绕过身份验证过程并获得对应用程序的未经授权的访问。

AI Predicted 9.1 Difficulty: Easy EPSS 0.83% · P54
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I. Basic Information for CVE-2021-40693

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
An authentication bypass risk was identified in the external database authentication functionality, due to a type juggling vulnerability.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Vulnerability Title
Moodle 授权问题漏洞
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 存在授权问题漏洞，该漏洞源于外部数据库身份验证功能中的类型杂耍问题。远程攻击者可以绕过身份验证过程并获得对应用程序的未经授权的访问。
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 3.11 to 3.11.2, 3.10 to 3.10.6, 3.9 to 3.9.9 and earlier unsupported versions -

II. Public POCs for CVE-2021-40693

# POC Description Source Link Shenlong Link
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III. Intelligence Information for CVE-2021-40693

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Vendor Advisories for CVE-2021-40693 (1)

Same Patch Batch · n/a · 2022-01-21 · 47 CVEs total

CVE-2021-23664 8.6 HIGH Server-side Request Forgery (SSRF)
CVE-2021-23460 7.5 HIGH Prototype Pollution
CVE-2021-23631 7.5 HIGH Directory Traversal
CVE-2021-23518 7.3 HIGH Prototype Pollution
CVE-2021-46238 GPAC 缓冲区错误漏洞
CVE-2021-46242 HDF5 资源管理错误漏洞
CVE-2021-46244 HDF5 数字错误漏洞
CVE-2021-39480 Bingrep 安全漏洞
CVE-2022-23363 g33kyrash Online Banking System SQL注入漏洞
CVE-2022-23364 kabirkhyrul Hospital Managment System SQL注入漏洞
CVE-2022-23365 kabirkhyrul Hospital Managment System SQL注入漏洞
CVE-2022-23366 kabirkhyrul Hospital Managment System SQL注入漏洞
CVE-2021-46313 GPAC 安全漏洞
CVE-2021-46239 GPAC 资源管理错误漏洞
CVE-2021-46240 GPAC 代码问题漏洞
CVE-2021-46237 GPAC 代码问题漏洞
CVE-2021-46236 GPAC 代码问题漏洞
CVE-2021-46234 GPAC 代码问题漏洞
CVE-2021-40595 Sourcecodester Online Leave Management System SQL注入漏洞
CVE-2021-40247 Sourcecodester Budget And Expense Tracker System SQL注入漏洞

Showing top 20 of 47 CVEs. View all on vendor page → →

IV. Related Vulnerabilities

Same product: moodle
Same vendor: n/a

V. Comments for CVE-2021-40693

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