Microsoft Windows SMB Accessible Shares

# SPDX-FileCopyrightText: 2012 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("1.3.6.1.4.1.25623.1.0.902425");
  script_tag(name:"cvss_base_vector", value:"AV:N/AC:L/Au:N/C:N/I:N/A:N");
  script_version("2026-03-18T05:59:10+0000");
  script_tag(name:"last_modification", value:"2026-03-18 05:59:10 +0000 (Wed, 18 Mar 2026)");
  script_tag(name:"creation_date", value:"2012-02-29 12:08:36 +0530 (Wed, 29 Feb 2012)");
  script_tag(name:"cvss_base", value:"0.0");
  script_name("Microsoft Windows SMB Accessible Shares");
  script_category(ACT_GATHER_INFO);
  script_tag(name:"qod_type", value:"remote_banner");
  script_copyright("Copyright (C) 2012 Greenbone AG");
  script_family("Windows");
  script_dependencies("smb_login.nasl");
  script_mandatory_keys("SMB/transport");
  script_exclude_keys("login/SMB/kerberos/success");
  script_require_ports(139, 445);
  # nb: No script_mandatory_keys() for these as the code below also works with an anonymous user...
  script_require_keys("SMB/name", "SMB/login", "SMB/password");

  script_tag(name:"summary", value:"The script detects the Windows SMB Accessible Shares and sets the
  result into KB.");

  exit(0);
}

include("smb_nt.inc");

name = kb_smb_name();
domain = kb_smb_domain();
port = kb_smb_transport();
login  = kb_smb_login();
pass   = kb_smb_password();

if(!port){
  port = 139;
}

if(!get_port_state(port)){
 exit(0);
}

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

r = smb_session_request(soc:soc, remote:name);
if(!r)
{
  close(soc);
  exit(0);
}

prot = smb_neg_prot(soc:soc);
if(!prot)
{
  close(soc);
  exit(0);
}

r = smb_session_setup(soc:soc, login:login, password:pass, domain:"", prot:prot);
if(!r)
{
  r = smb_session_setup(soc:soc, login:"anonymous", password:pass, domain:"", prot:prot);
  if(!r)
  {
    close(soc);
    exit(0);
  }
}

uid = session_extract_uid(reply:r);
if(!uid)
{
  close(soc);
  exit(0);
}

foreach s (make_list("A$", "C$", "D$", "ADMIN$", "WINDOWS$", "ROOT$", "WINNT$", "IPC$", "E$"))
{
  r = smb_tconx(soc:soc, name:name, uid:uid, share:s);
  if(r)
  {
    tid = tconx_extract_tid(reply:r);
    if(tid){
      r = secure_dialect_negotiation(uid:uid, tid:tid, soc:soc);
      if (r) {
        set_kb_item(name:"SMB/Accessible_Shares", value:s);
        report += s + '\n';
      }
    }
  }
}

if( report )
{
  report = 'The following shares were found\n' + report;
  log_message( port:port, data:report );
}

close(soc);