CVE-2024-9920: lollms web ui File Upload RCE — Exploit

Description

In version v12 of parisneo/lollms-webui, the 'Send file to AL' function allows uploading files with various extensions, including potentially dangerous ones like .py, .sh, .bat, and more. Attackers can exploit this by uploading files with malicious content and then using the '/open_file' API endpoint to execute these files. The vulnerability arises from the use of 'subprocess.Popen' to open files without proper validation, leading to potential remote code execution.

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CVSS v3.1 Score

8.8

HIGH

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

Weakness Type (CWE)

CWE-434 Unrestricted Upload

Affected Products

Vendor	Product	Versions
lollms	lollms_web_ui	All

References

Exploits

https://huntr.com/bounties/c70c6732-23b3-4ef8-aec6-0a47467d1ed5

Frequently Asked Questions

What is CVE-2024-9920? +

In version v12 of parisneo/lollms-webui, the 'Send file to AL' function allows uploading files with various extensions, including potentially dangerous ones like .py, .sh, .bat, and more. Attackers can exploit this by uploading files with malicious content and then using the '/open_file' API endpoint to execute these files. The vulnerability arises from the use of 'subprocess.Popen' to open files without proper validation, leading to potential remote code execution. It has a CVSS v3.1 base score of 8.8 (HIGH).

How severe is CVE-2024-9920? +

CVE-2024-9920 has a CVSS v3.1 score of 8.8 out of 10, rated HIGH. This is a high-severity vulnerability that should be prioritized for patching.

What products are affected by CVE-2024-9920? +

CVE-2024-9920 affects products from lollms, specifically: lollms_web_ui. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2024-9920? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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