Serv-U < Multiple Command Argument Handling DoS

Medium Nessus Network Monitor Plugin ID 4810


The remote FTP server is affected by a denial of service vulnerability.


The remote host is running Serv-U File Server, an FTP server for Windows. The installed version of Serv-U 7.x is earlier than, and is affected by a denial of service vulnerability. By using a specially crafted command such as XCRC, STOU, DSIZ, AVBL, RNTO, or RMDA, it may be possible for an authenticated attacker to render the FTP server temporarily unresponsive.


Upgrade to version or higher.

See Also

Plugin Details

Severity: Medium

ID: 4810

Family: FTP Servers

Published: 2009/01/12

Updated: 2019/03/06

Dependencies: 4629

Nessus ID: 35328

Risk Information

Risk Factor: Medium

CVSS v2.0

Base Score: 5

Temporal Score: 3.7

Vector: CVSS2#AV:N/AC:L/Au:N/C:N/I:N/A:P

Temporal Vector: CVSS2#E:U/RL:OF/RC:C

CVSS v3.0

Base Score: 5.3

Temporal Score: 4.6

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C

Reference Information

BID: 33180