CVE-2024-51483

Description

### 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](https://github.com/dgtlmoon/changedetection.io/blob/master/changedetectionio/model/Watch.py#L19) and also passes the check [here](https://github.com/dgtlmoon/changedetection.io/blob/master/changedetectionio/processors/__init__.py#L35) where a traditional file:///etc/passwd would get blocked ### PoC [CL-ChangeDetection.io Path Travsersal-311024-181039.pdf](https://github.com/user-attachments/files/17591630/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

How to fix CVE-2024-51483

To remediate CVE-2024-51483, upgrade the affected package to a fixed version below.

• —upgrade to 0.47.5 or later

Is CVE-2024-51483 being exploited?

Moderate — EPSS is 39.1%. Track this CVE but it's not at the top of the prioritisation list.

Affected packages (1)

• from 0, < 0.47.5

CVSS scores

References (6)

• ADVISORYnvd.nist.gov/vuln/detail/CVE-2024-51483
• PATCHgithub.com/dgtlmoon/changedetection.io
• WEBgithub.com/dgtlmoon/changedetection.io/blob/master/changedetectionio/model/Watch.py#L19
• WEBgithub.com/dgtlmoon/changedetection.io/blob/master/changedetectionio/processors/__init__.py#L35