ProFTPD < 1.3.2b / 1.3.3x < 1.3.3rc2 client-hostname restriction bypass

Medium Nessus Plugin ID 106752

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 1.3.2x prior to 1.3.2b or 1.3.3x prior to 1.3.3rc2 and is affected by a mitigation bypass vulnerability when the dNSNameRequired TLS option is enabled.

Solution

Upgrade to ProFTPD version 1.3.2b / 1.3.3rc2 or later.

See Also

http://bugs.proftpd.org/show_bug.cgi?id=3275

Plugin Details

Severity: Medium

ID: 106752

File Name: proftpd_1_3_3rc2.nasl

Version: Revision: 1.2

Type: remote

Family: FTP

Published: 2018/02/12

Modified: 2018/02/13

Dependencies: 10092, 10084

Risk Information

Risk Factor: Medium

CVSSv2

Base Score: 5.8

Temporal Score: 5

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

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

CVSSv3

Base Score: 6.5

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

Vulnerability Information

CPE: cpe:/a:proftpd:proftpd

Required KB Items: ftp/proftpd, Settings/ParanoidReport

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 2008/10/20

Vulnerability Publication Date: 2008/08/06

Reference Information

CVE: CVE-2009-3639

BID: 36804

CWE: 310