GEN:SID 1:2334
Message FTP Yak! FTP server default account login attempt
Summary This event is generated when an attempt is made to access a Yak! FTP
server using the default username and password.
Impact Administrative access to the server.
Detailed Information Yak FTP servers have a default username and password of "user" and
"y049575046", if this is not changed by the administrator it is possible
for an attacker to gain unauthorised access to the server.
Affected Systems Yak FTP servers
Attack Scenarios An attacker merely needs to login to the server using the default
username and password.
Ease of Attack Simple. No exploit software required.
Corrective Action Change the username and password.
Additional References  
Rule References bugtraq: 9072