PT-2013-69: Denial of Service in Serv-U File Server
Serv-U File Server
Version: 188.8.131.52 and earlier
Severity level: Medium
Impact: Denial of Service
Access Vector: Remote
Base Score: 5.0
CVE: not assigned
Serv-U File Server is a Windows and Linux based multi-protocol FTP, HTTP and SFTP file server.
The specialists of the Positive Research center have detected a Denial of Service vulnerability in Serv-U File Server.
Handling HTTP request with a recursive variable causes the application to enter an infinite loop, resulting in Denial of Service.
How to fix
Update your sofware up to the latest version
03.10.2013 - Vulnerability details were sent to CERT
19.02.2014 - Vendor releases fixed version and details
31.07.2014 - Public disclosure
The vulnerability was detected by Sergey Bobrov, Positive Research Center (Positive Technologies Company)
Reports on the vulnerabilities previously discovered by Positive Research: