Serv-U < 7.4.0.0 Multiple Command Argument Handling DoS

Medium Nessus Network Monitor Plugin ID 4810

Synopsis

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

Description

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 7.4.0.0, 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.

Solution

Upgrade to version 7.4.0.0 or higher.

See Also

http://www.serv-u.com/releasenotes

Plugin Details

Severity: Medium

ID: 4810

File Name: 4810.prm

Family: FTP Servers

Published: 2009/01/12

Modified: 2016/01/21

Dependencies: 4629

Nessus ID: 35328

Risk Information

Risk Factor: Medium

CVSSv2

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

CVSSv3

Base Score: 5.3

Temporal Score: 4.6

Vector: CVSS3#AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

Temporal Vector: CVSS3#E:U/RL:O/RC:C

Reference Information

BID: 33180

OSVDB: 51700