Wu-ftpd v2.6.2 contains a remote root vulnerability if SKEY support has been enabled. Patch included.
You can download this advisory from the following link: https://packetstormsecurity.com/files/download/31916/wuftpd-skey.txt
Source: https://packetstormsecurity.com/files/31916/wuftpd-skey.txt.html