Serv-U 2.5e Null Byte Saturation DoS

Medium Nessus Plugin ID 10488


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


It is possible to crash the remote FTP service by sending it a large number of null bytes. An attacker could exploit this flaw to deny access to the FTP server.


Upgrade to FTP Serv-U 2.5f or later.

See Also

Plugin Details

Severity: Medium

ID: 10488

File Name: ftp_servu_dos2.nasl

Version: $Revision: 1.33 $

Type: remote

Family: FTP

Published: 2000/08/04

Modified: 2016/10/10

Dependencies: 10092

Risk Information

Risk Factor: Medium


Base Score: 5

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

Vulnerability Information

Required KB Items: ftp/servu, Settings/ParanoidReport

Vulnerability Publication Date: 2000/08/04

Reference Information

CVE: CVE-2000-0837

BID: 1543

OSVDB: 387