AceFTP LIST Command Directory Traversal Vulnerability

# SPDX-FileCopyrightText: 2008 Greenbone AG
# Some text descriptions might be excerpted from (a) referenced
# source(s), and are Copyright (C) by the respective right holder(s).
#
# SPDX-License-Identifier: GPL-2.0-only

if(description)
{
  script_oid("1.3.6.1.4.1.25623.1.0.800307");
  script_version("2023-07-28T05:05:23+0000");
  script_tag(name:"last_modification", value:"2023-07-28 05:05:23 +0000 (Fri, 28 Jul 2023)");
  script_tag(name:"creation_date", value:"2008-12-01 15:31:19 +0100 (Mon, 01 Dec 2008)");
  script_tag(name:"cvss_base", value:"9.3");
  script_tag(name:"cvss_base_vector", value:"AV:N/AC:M/Au:N/C:C/I:C/A:C");
  script_cve_id("CVE-2008-5175");
  script_name("AceFTP LIST Command Directory Traversal Vulnerability");
  script_xref(name:"URL", value:"http://vuln.sg/aceftp3803-en.html");
  script_xref(name:"URL", value:"http://www.securityfocus.com/bid/29989");
  script_xref(name:"URL", value:"http://secunia.com/advisories/30792");
  script_xref(name:"URL", value:"http://www.frsirt.com/english/advisories/2008/1954");

  script_category(ACT_GATHER_INFO);
  script_tag(name:"qod_type", value:"registry");
  script_copyright("Copyright (C) 2008 Greenbone AG");
  script_family("FTP");
  script_dependencies("smb_reg_service_pack.nasl");
  script_mandatory_keys("SMB/WindowsVersion");
  script_require_ports(139, 445);

  script_tag(name:"impact", value:"Successful exploitation allows attackers to execute arbitrary code by
  tricking a user into downloading a directory containing files with
  specially crafted filenames from a malicious FTP server.");

  script_tag(name:"affected", value:"Visicom Medias AceFTP Freeware/Pro Version 3.80.3 and prior on Windows.");

  script_tag(name:"insight", value:"The flaw is due to input validation errors when processing FTP
  responses to a LIST command. These can be exploited by attackers when downloading the directories containing
  files with directory traversal specifiers in the filename.");

  script_tag(name:"solution", value:"No known solution was made available for at least one year since the disclosure
  of this vulnerability. Likely none will be provided anymore. General solution options are to upgrade to a newer
  release, disable respective features, remove the product or replace the product by another one.");

  script_tag(name:"summary", value:"AceFTP is prone to a directory traversal vulnerability.");

  script_tag(name:"solution_type", value:"WillNotFix");

  exit(0);
}

include("smb_nt.inc");
include("version_func.inc");
include("secpod_smb_func.inc");

if(!get_kb_item("SMB/WindowsVersion")){
  exit(0);
}

key = "SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\";

if(!registry_key_exists(key:key)){
  exit(0);
}

keys = registry_enum_keys(key:key);
foreach item (keys)
{
  aceName = registry_get_sz(item:"DisplayName", key:key + item);

  if("AceFTP 3 Freeware" >< aceName || "AceFTP 3 Pro" >< aceName)
  {
    aceVer = registry_get_sz(item:"DisplayVersion", key:key + item);
    if(!aceVer){
      exit(0);
    }

    if(version_is_less_equal(version:aceVer, test_version:"3.80.3")){
      security_message( port: 0, data: "The target host was found to be vulnerable" );
      exit(0);
    }
  }
}