WSO2.fileupload.Arbitrary.File.Upload

Description

This indicates an attack attempt to exploit an Arbitrary File Upload Vulnerability in the affected WSO2 products.
This vulnerability is due to improper user input validation, allowing arbitrary file upload via the /fileupload endpoint. An unauthenticated attacker could exploit this vulnerability by sending a crafted request to the target server. Successful exploitation of this vulnerability could result in remote code execution.

Affected Products

WSO2 API Manager 2.2.0 and above through 4.0.0
WSO2 Identity Server 5.2.0 and above through 5.11.0
WSO2 Identity Server Analytics 5.4.0, 5.4.1, 5.5.0, and 5.6.0
WSO2 Identity Server as Key Manager 5.3.0 and above through 5.10.0
WSO2 Enterprise Integrator 6.2.0 and above through 6.6.0

Impact

System Compromise: Remote attackers can gain control of vulnerable systems.

Recommended Actions

Apply the most recent upgrade or patch from the vendor.
https://docs.wso2.com/display/Security/Security Advisory WSO2-2021-1738

CVE References