PT-2013-67: Sensitive Information Disclosure in Serv-U File Server
Vulnerable software
Serv-U File Server
Version: 15.0.0.0 and earlier
Link:
http://www.serv-u.com/
Severity level
Severity level: High
Impact: Information Disclosure
Access Vector: Remote
CVSS v2:
Base Score: 7.8
Vector: (AV:N/AC:L/Au:N/C:C/I:N/A:N)
CVE: not assigned
Software description
Serv-U File Server is a Windows and Linux based multi-protocol FTP, HTTP and SFTP file server.
Vulnerability description
The specialists of the Positive Research center have detected a Sensitive Information Disclosure vulnerability in Serv-U File Server.
This vulnerability allows an attacker to find out the system configuration and obtain users’ authentication information via Serv-U variables values.
Exploitation
Login and password output with ID 9590876:
How to fix
Update your sofware up to the latest version
Advisory status
03.10.2013 - Vulnerability details were sent to CERT
19.02.2014 - Vendor releases fixed version and details
31.07.2014 - Public disclosure
Credits
The vulnerability was detected by Sergey Bobrov, Positive Research Center (Positive Technologies Company)
References
http://en.securitylab.ru/lab/PT-2013-67
Reports on the vulnerabilities previously discovered by Positive Research:
http://www.ptsecurity.com/research/advisory/
http://en.securitylab.ru/lab/