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CVE-2021-40691

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。Shibboleth是英国Shibboleth公司的一套基于Windows平台的开源的SAML协议的Web单点登录系统。 Moodle 存在授权问题漏洞，该漏洞源于Shibboleth认证插件的会话劫持风险。远程攻击者可利用该漏洞获取系统的敏感信息。

AI Predicted 6.5 Difficulty: Moderate EPSS 0.71% · P51

Possible ATT&CK Techniques 1 AI

T1078 · Valid Accounts
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I. Basic Information for CVE-2021-40691

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
A session hijack risk was identified in the Shibboleth authentication plugin.
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 Shibboleth 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。Shibboleth是英国Shibboleth公司的一套基于Windows平台的开源的SAML协议的Web单点登录系统。 Moodle 存在授权问题漏洞，该漏洞源于Shibboleth认证插件的会话劫持风险。远程攻击者可利用该漏洞获取系统的敏感信息。
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
- 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-2021-40691

# POC Description Source Link Shenlong Link
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III. Intelligence Information for CVE-2021-40691

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Vendor Advisories for CVE-2021-40691 (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-2021-40691

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