ProFTPD < 1.3.5b / 1.3.6x < 1.3.6rc2 weak Diffie-Hellman key

Medium Nessus Plugin ID 106755

Synopsis

The remote FTP server is affected by a Denial of Service vulnerability.

Description

The remote host is using ProFTPD, a free FTP server for Unix and Linux.
According to its banner, the version of ProFTPD installed on the remote host is prior to 1.3.5b or 1.3.6x prior to 1.3.6rc2 and is affected by an issue in the mod_tls module, which might cause a weaker than intended Diffie-Hellman key to be used.

Solution

Upgrade to ProFTPD version 1.3.5b / 1.3.6rc2 or later.

See Also

http://bugs.proftpd.org/show_bug.cgi?id=4230

Plugin Details

Severity: Medium

ID: 106755

File Name: proftpd_1_3_6_rc2.nasl

Version: Revision: 1.1

Type: remote

Family: FTP

Published: 2018/02/12

Modified: 2018/02/12

Dependencies: 10084, 10092

Risk Information

Risk Factor: Medium

CVSSv2

Base Score: 5

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

CVSSv3

Base Score: 7.5

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

Vulnerability Information

CPE: cpe:/a:proftpd:proftpd

Required KB Items: ftp/proftpd, Settings/ParanoidReport

Patch Publication Date: 2016/03/11

Vulnerability Publication Date: 2016/03/08

Reference Information

CVE: CVE-2016-3125

BID: 84327