gaizhenbiao chuanhuchatgpt prior 20240305 web_assets path traversal

Summaryinfo

A vulnerability marked as critical has been reported in gaizhenbiao chuanhuchatgpt. Affected by this vulnerability is an unknown functionality of the file web_assets. This manipulation causes path traversal. This vulnerability is registered as CVE-2024-3234. Remote exploitation of the attack is possible. No exploit is available. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability classified as critical was found in gaizhenbiao chuanhuchatgpt. Affected by this vulnerability is an unknown code of the file web_assets. The manipulation with an unknown input leads to a path traversal vulnerability. The CWE definition for the vulnerability is CWE-22. The product uses external input to construct a pathname that is intended to identify a file or directory that is located underneath a restricted parent directory, but the product does not properly neutralize special elements within the pathname that can cause the pathname to resolve to a location that is outside of the restricted directory. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

The gaizhenbiao/chuanhuchatgpt application is vulnerable to a path traversal attack due to its use of an outdated gradio component. The application is designed to restrict user access to resources within the `web_assets` folder. However, the outdated version of gradio it employs is susceptible to path traversal, as identified in CVE-2023-51449. This vulnerability allows unauthorized users to bypass the intended restrictions and access sensitive files, such as `config.json`, which contains API keys. The issue affects the latest version of chuanhuchatgpt prior to the fixed version released on 20240305.

It is possible to read the advisory at huntr.com. This vulnerability is known as CVE-2024-3234 since 04/02/2024. The exploitation appears to be easy. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Technical details of the vulnerability are known, but there is no available exploit. The attack technique deployed by this issue is T1006 according to MITRE ATT&CK.

Upgrading to version 20240305 eliminates this vulnerability. Applying the patch 6b8f7db347b390f6f8bd07ea2a4ef01a47382f00 is able to eliminate this problem. The bugfix is ready for download at github.com. The best possible mitigation is suggested to be upgrading to the latest version.

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Productinfo

Vendor

• gaizhenbiao

Name

• chuanhuchatgpt

License

• open-source

Website

• Product: https://github.com/gaizhenbiao/chuanhuchatgpt/

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