Microsoft Remote Desktop Protocol Remote Code Execution Vulnerability (2685939)

# 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("1.3.6.1.4.1.25623.1.0.902683");
  script_version("2026-04-28T06:28:06+0000");
  script_cve_id("CVE-2012-0173");
  script_tag(name:"cvss_base", value:"9.3");
  script_tag(name:"cvss_base_vector", value:"AV:N/AC:M/Au:N/C:C/I:C/A:C");
  script_tag(name:"last_modification", value:"2026-04-28 06:28:06 +0000 (Tue, 28 Apr 2026)");
  script_tag(name:"creation_date", value:"2012-06-13 11:36:15 +0530 (Wed, 13 Jun 2012)");
  script_name("Microsoft Remote Desktop Protocol Remote Code Execution Vulnerability (2685939)");
  script_xref(name:"URL", value:"http://support.microsoft.com/kb/2685939");
  script_xref(name:"URL", value:"http://www.securityfocus.com/bid/53826");
  script_xref(name:"URL", value:"http://www.securitytracker.com/id/1027148");
  script_xref(name:"URL", value:"http://www.securelist.com/en/advisories/49384");
  script_xref(name:"URL", value:"https://docs.microsoft.com/en-us/security-updates/securitybulletins/2012/ms12-036");

  script_category(ACT_GATHER_INFO);
  script_copyright("Copyright (C) 2012 Greenbone AG");
  script_family("Windows : Microsoft Bulletins");
  script_dependencies("smb_reg_service_pack.nasl");
  script_require_ports(139, 445);
  script_mandatory_keys("SMB/WindowsVersion");

  script_tag(name:"impact", value:"Successful exploitation could allow remote attackers to execute arbitrary
  code as the logged-on user or cause a denial of service condition.");
  script_tag(name:"affected", value:"- Microsoft Windows XP x32 Edition Service Pack 3 and prior

  - Microsoft Windows XP x64 Edition Service Pack 2 and prior

  - Microsoft Windows 7 x32/x64 Edition Service Pack 1 and prior

  - Microsoft Windows 2003 x32/x64 Edition Service Pack 2 and prior

  - Microsoft Windows Vista x32/x64 Edition Service Pack 2 and prior

  - Microsoft Windows Server 2008 R2 x64 Edition Service Pack 1 and prior

  - Microsoft Windows Server 2008 x32/x64 Edition Service Pack 2 and prior");
  script_tag(name:"insight", value:"The way that the Remote Desktop Protocol accesses an object in memory that
  has been improperly initialized or has been deleted or the way RDP service
  processes the packets, allows to run arbitrary code on the target system.");
  script_tag(name:"solution", value:"The vendor has released updates. Please see the references for more information.");
  script_tag(name:"summary", value:"This host is missing a critical security update according to
  Microsoft Bulletin MS12-036.");
  script_tag(name:"qod_type", value:"executable_version");
  script_tag(name:"solution_type", value:"VendorFix");
  exit(0);
}


include("smb_nt.inc");
include("secpod_reg.inc");
include("version_func.inc");
include("secpod_smb_func.inc");

## Currently not supporting for Vista and Windows Server 2008 64 bit
if(hotfix_check_sp(xp:4, xpx64:3, win2003:3, win2003x64:3, winVista:3,
                   win7:2, win7x64:2, win2008:3, win2008r2:2) <= 0){
  exit(0);
}

sysPath = smb_get_systemroot();
if(!sysPath ){
  exit(0);
}

rdpVer = fetch_file_version(sysPath:sysPath, file_name:"system32\drivers\Rdpwd.sys");
if(!rdpVer){
  exit(0);
}

if(hotfix_check_sp(xp:4) > 0)
{
  if(version_is_less(version:rdpVer, test_version:"5.1.2600.6221")){
     security_message( port: 0, data: "The target host was found to be vulnerable" );
  }
  exit(0);
}

else if(hotfix_check_sp(win2003:3, xpx64:3, win2003x64:3) > 0)
{
  if(version_is_less(version:rdpVer, test_version:"5.2.3790.4996")){
    security_message( port: 0, data: "The target host was found to be vulnerable" );
  }
  exit(0);
}

else if(hotfix_check_sp(winVista:3, win2008:3) > 0)
{
  if(version_is_less(version:rdpVer, test_version:"6.0.6002.18621") ||
     version_in_range(version:rdpVer, test_version:"6.0.6002.22000", test_version2:"6.0.6002.22843")){
    security_message( port: 0, data: "The target host was found to be vulnerable" );
  }
  exit(0);
}

else if(hotfix_check_sp(win7:2, win7x64:2, win2008r2:2) > 0)
{
  if(version_is_less(version:rdpVer, test_version:"6.1.7600.17011") ||
     version_in_range(version:rdpVer, test_version:"6.1.7600.20000", test_version2:"6.1.7600.21201")||
     version_in_range(version:rdpVer, test_version:"6.1.7601.17000", test_version2:"6.1.7601.17829")||
     version_in_range(version:rdpVer, test_version:"6.1.7601.21000", test_version2:"6.1.7601.21981")){
    security_message( port: 0, data: "The target host was found to be vulnerable" );
  }
}