SB2022042705 - Unrestricted arbitrary file upload in multiple WSO2 products

Description

This security bulletin contains information about 1 security vulnerability.

1) Arbitrary file upload (CVE-ID: CVE-2022-29464)

The vulnerability allows a remote attacker to compromise vulnerable system.

The vulnerability exists due to insufficient validation of files during file upload at the /fileupload endpoint. A remote non-authenticated attacker can upload a malicious file with a Content-Disposition directory traversal sequence to place it under the webroot directory and execute it on the server.

Successful exploitation of the vulnerability may allow an attacker to compromise the affected system.

Remediation

Install update from vendor's website.

References

• https://docs.wso2.com/display/Security/Security+Advisory+WSO2-2021-1738
• http://www.openwall.com/lists/oss-security/2022/04/22/7
• https://github.com/hakivvi/CVE-2022-29464