iPlanet Web Server Enterprise Edition URL-encoded Host: Information Disclosure

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

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

if (description)
{
  script_id(11856);
  script_version("1.31");
  script_set_attribute(attribute:"plugin_modification_date", value:"2022/04/11");

  script_cve_id("CVE-2001-0327");
  script_bugtraq_id(6826);
  script_xref(name:"CERT", value:"276767");

  script_name(english:"iPlanet Web Server Enterprise Edition URL-encoded Host: Information Disclosure");

  script_set_attribute(attribute:"synopsis", value:
"The remote web server is affected by an information disclosure 
vulnerability.");
  script_set_attribute(attribute:"description", value:
"According to its self reported version number, the remote iPlanet web
server is affected by an information disclosure vulnerability wherein
a remote user can retrieve sensitive data from memory allocation
pools or cause a denial of service against the server.

*** Since Nessus solely relied on the banner of this server,
*** (and iPlanet 4 does not include the SP level in the banner),
*** to issue this alert, this may be a false positive.");
  script_set_attribute(attribute:"solution", value:
"Update to iPlanet 4.1 SP7 or later.");
  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:OF/RC:C");
  script_set_cvss3_base_vector("CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N");
  script_set_cvss3_temporal_vector("CVSS:3.0/E:U/RL:O/RC:C");
  script_set_attribute(attribute:"cvss_score_source", value:"CVE-2001-0327");

  script_set_attribute(attribute:"exploitability_ease", value:"No known exploits are available");
  script_set_attribute(attribute:"exploit_available", value:"false");

  script_set_attribute(attribute:"vuln_publication_date", value:"2001/04/17");
  script_set_attribute(attribute:"plugin_publication_date", value:"2003/09/29");

  script_set_attribute(attribute:"plugin_type", value:"remote");
  script_set_attribute(attribute:"cpe", value:"cpe:/a:iplanet:iplanet_web_server");
  script_set_attribute(attribute:"thorough_tests", value:"true");
  script_end_attributes();

  script_category(ACT_GATHER_INFO);
  script_family(english:"Web Servers");

  script_copyright(english:"This script is Copyright (C) 2003-2022 and is owned by Tenable, Inc. or an Affiliate thereof.");

  script_dependencies("find_service1.nasl", "http_version.nasl");
  script_require_keys("www/iplanet");
  script_require_ports("Services/www", 80);

  exit(0);
}

include('global_settings.inc');
include('misc_func.inc');
include('http.inc');


port = get_http_port(default:80);

mybanner = get_http_banner(port:port);
if(!mybanner)exit(0);

if(egrep(pattern:"^Server: *Netscape-Enterprise/(4\.[01][^0-9])", string:mybanner))security_warning(port);