Описание
changedetection.io Path Traversal
Summary
When a WebDriver is used to fetch files source:file:///etc/passwd can be used to retrieve local system files, where the more traditional file:///etc/passwd gets blocked
Details
The root cause is the payload source:file:///etc/passwdpasses the regex here and also passes the check here where a traditional file:///etc/passwd would get blocked
PoC
CL-ChangeDetection.io Path Travsersal-311024-181039.pdf
Impact
It depends on where the webdriver is deployed but generally this is a high impact vulnerability
Ссылки
- https://github.com/dgtlmoon/changedetection.io/security/advisories/GHSA-cwgg-57xj-g77r
- https://nvd.nist.gov/vuln/detail/CVE-2024-51483
- https://github.com/dgtlmoon/changedetection.io/blob/master/changedetectionio/model/Watch.py#L19
- https://github.com/dgtlmoon/changedetection.io/blob/master/changedetectionio/processors/__init__.py#L35
- https://github.com/user-attachments/files/17591630/CL-ChangeDetection.io.Path.Travsersal-311024-181039.pdf
Пакеты
changedetection.io
<= 0.47.4
0.47.5
Связанные уязвимости
changedetection.io is free, open source web page change detection software. Prior to version 0.47.5, when a WebDriver is used to fetch files, `source:file:///etc/passwd` can be used to retrieve local system files, where the more traditional `file:///etc/passwd` gets blocked. Version 0.47.5 fixes the issue.