The FTP server in Serv-U 7.0.0.1 through 7.4.0.1 allows remote authenticated users to cause a denial of service (service hang) via a large number of SMNT commands without an argument.
https://exchange.xforce.ibmcloud.com/vulnerabilities/49260
https://www.exploit-db.com/exploits/8212
Source: Mitre, NVD
Published: 2009-03-19
Base Score: 4
Vector: CVSS2#AV:N/AC:L/Au:S/C:N/I:N/A:P
Severity: Medium