Read /etc/cups/cupsd.conf and /etc/cups/client.conf

# SPDX-FileCopyrightText: 2010 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("1.3.6.1.4.1.25623.1.0.96083");
  script_version("2023-07-28T16:09:07+0000");
  script_tag(name:"last_modification", value:"2023-07-28 16:09:07 +0000 (Fri, 28 Jul 2023)");
  script_tag(name:"creation_date", value:"2010-06-02 09:25:45 +0200 (Wed, 02 Jun 2010)");
  script_tag(name:"cvss_base", value:"0.0");
  script_tag(name:"cvss_base_vector", value:"AV:N/AC:L/Au:N/C:N/I:N/A:N");
  script_name("Read /etc/cups/cupsd.conf and /etc/cups/client.conf");
  script_category(ACT_GATHER_INFO);
  script_copyright("Copyright (C) 2010 Greenbone AG");
  script_family("IT-Grundschutz");
  script_dependencies("compliance_tests.nasl", "gather-package-list.nasl", "smb_nativelanman.nasl", "netbios_name_get.nasl");
  script_mandatory_keys("Compliance/Launch/GSHB");

  script_tag(name:"summary", value:"Read /etc/cups/cupsd.conf and /etc/cups/client.conf over an SSH Connection.");

  script_tag(name:"qod_type", value:"package");

  exit(0);
}

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

port = get_preference("auth_port_ssh");
if(!port)
  port = ssh_get_port(default:22, ignore_unscanned:TRUE);

sock = ssh_login_or_reuse_connection();
if(!sock) {
    error = ssh_get_error();
    if (!error) error = "No SSH Port or Connection!";
    log_message(port:port, data:error);
    set_kb_item(name: "GSHB/cupsd", value:"error");
    set_kb_item(name: "GSHB/cupsclient", value:"error");
    set_kb_item(name: "GSHB/cupsd/log", value:error);
    exit(0);
}


SAMBA = kb_smb_is_samba();
SSHUNAME = get_kb_item("ssh/login/uname");

if (SAMBA || (SSHUNAME && ("command not found" >!< SSHUNAME && "CYGWIN" >!< SSHUNAME))){
  rpms = get_kb_item("ssh/login/packages");

  if (rpms){
    pkg1 = "cups";
    pkg2 = "cups-client";
    pkg3 = "cupsys";
    pkg4 = "cupsys-client";

    pat1 = string("ii  (", pkg1, ") +([0-9]:)?([^ ]+)");
    pat2 = string("ii  (", pkg2, ") +([0-9]:)?([^ ]+)");
    pat3 = string("ii  (", pkg3, ") +([0-9]:)?([^ ]+)");
    pat4 = string("ii  (", pkg4, ") +([0-9]:)?([^ ]+)");
    desc1 = eregmatch(pattern:pat1, string:rpms);
    desc2 = eregmatch(pattern:pat2, string:rpms);
    desc3 = eregmatch(pattern:pat3, string:rpms);
    desc4 = eregmatch(pattern:pat4, string:rpms);
  }else{

    rpms = get_kb_item("ssh/login/rpms");

    tmp = split(rpms, keep:0);

    if (max_index(tmp) <= 1)rpms = ereg_replace(string:rpms, pattern:";", replace:'\n');

    pkg1 = "cups";
    pkg2 = "cups-client";
    pkg3 = "cupsys";
    pkg4 = "cupsys-client";

    pat1 = string("(", pkg1, ")~([0-9/.]+)~([0-9a-zA-Z/.-_]+)");
    pat2 = string("(", pkg2, ")~([0-9/.]+)~([0-9a-zA-Z/.-_]+)");
    pat3 = string("(", pkg3, ")~([0-9/.]+)~([0-9a-zA-Z/.-_]+)");
    pat4 = string("(", pkg4, ")~([0-9/.]+)~([0-9a-zA-Z/.-_]+)");
    desc1 = eregmatch(pattern:pat1, string:rpms);
    desc2 = eregmatch(pattern:pat2, string:rpms);
    desc3 = eregmatch(pattern:pat3, string:rpms);
    desc4 = eregmatch(pattern:pat4, string:rpms);
  }


  if (desc1 || desc3) cupsd = ssh_cmd(socket:sock, cmd:"cat /etc/cups/cupsd.conf");
  else cupsd = "nocupsd";
  if ("cat: /etc/cups/cupsd.conf:" >< cupsd) cupsd = "no cupsd.conf";
  else if (cupsd == "") cupsd = "empty";

  if (desc2 || desc4) cupsclient = ssh_cmd(socket:sock, cmd:"cat /etc/cups/client.conf");
  else if (desc1[3] =~ "[0-9]+.fc[0-9]+") cupsclient = ssh_cmd(socket:sock, cmd:"cat /etc/cups/client.conf");
  else cupsclient = "nocupsclient";
  if ("cat: /etc/cups/client.conf:" >< cupsclient) cupsclient = "no client.conf";
  else if (cupsclient == "") cupsclient = "empty";
}
else{
  cupsd = "windows";
  cupsclient = "windows";
}

set_kb_item(name: "GSHB/cupsd", value:cupsd);
set_kb_item(name: "GSHB/cupsclient", value:cupsclient);

exit(0);