Microsoft Outlook Express and Windows Mail Remote Code Execution Vulnerability (978542)

# 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("1.3.6.1.4.1.25623.1.0.900241");
  script_version("2026-04-28T06:28:06+0000");
  script_tag(name:"last_modification", value:"2026-04-28 06:28:06 +0000 (Tue, 28 Apr 2026)");
  script_tag(name:"creation_date", value:"2010-05-13 09:36:55 +0200 (Thu, 13 May 2010)");
  script_cve_id("CVE-2010-0816");
  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_name("Microsoft Outlook Express and Windows Mail Remote Code Execution Vulnerability (978542)");
  script_xref(name:"URL", value:"http://www.vupen.com/english/advisories/2010/1111");
  script_xref(name:"URL", value:"http://www.securityfocus.com/bid/39927");

  script_category(ACT_GATHER_INFO);
  script_copyright("Copyright (C) 2010 Greenbone AG");
  script_family("Windows : Microsoft Bulletins");
  script_dependencies("secpod_reg_enum.nasl");
  script_require_ports(139, 445);
  script_mandatory_keys("SMB/registry_enumerated");

  script_tag(name:"impact", value:"Successful exploitation will let the remote attackers crash an affected
  client or can execute an arbitrary code by tricking a user into connecting
  to a malicious POP3 or IMAP server.");

  script_tag(name:"insight", value:"The issue is due to an integer overflow while processing responses
  received from a POP3 or IMAP server. This can be exploited by an attacker
  to crash an affected client or potentially execute arbitrary code by tricking
  a user into connecting to a malicious POP3 or IMAP server via a specially
  crafted STAT response.");

  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 MS10-030.");

  script_tag(name:"affected", value:"- Microsoft Outlook Express 5.5 Service Pack 2

  - Microsoft Outlook Express 6 Service Pack 1 on Microsoft Windows 2K Service Pack 4 and prior

  - Microsoft Outlook Express 6 on Microsoft Windows XP Service Pack 3 and prior

  - Microsoft Windows 2K3 Service Pack 2 and prior

  - Microsoft Windows Live Mail on Microsoft Windows XP Service Pack 3 and prior

  - Microsoft Windows Vista Service Pack 1/2");

  script_tag(name:"qod_type", value:"registry");
  script_tag(name:"solution_type", value:"VendorFix");
  script_xref(name:"URL", value:"https://docs.microsoft.com/en-us/security-updates/securitybulletins/2010/ms10-030");
  exit(0);
}

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

if(hotfix_check_sp(win2k:5, xp:4, win2003:3, winVista:3) <= 0){
  exit(0);
}

if(!registry_key_exists(key:"SOFTWARE\Microsoft\Outlook Express")){
  exit(0);
}

## MS10-030 Hotfix check
if(hotfix_missing(name:"978542") == 0){
  exit(0);
}

dllPath = registry_get_sz(key:"SOFTWARE\Microsoft\Windows\CurrentVersion",
                         item:"ProgramFilesDir");
if(!dllPath){
  exit(0);
}

share = ereg_replace(pattern:"([A-Z]):.*", replace:"\1$", string:dllPath);
file = ereg_replace(pattern:"[A-Z]:(.*)", replace:"\1",
                    string:dllPath + "\Outlook Express\Msoe.dll");

dllVer = GetVer(file:file, share:share);
if(!dllVer){
  exit(0);
}

if(hotfix_check_sp(win2k:5) > 0)
{
  if(version_in_range(version:dllVer, test_version:"5.5", test_version2:"5.50.5010.199")||
     version_in_range(version:dllVer, test_version:"6.0", test_version2:"6.0.2800.2000")){
     security_message( port: 0, data: "The target host was found to be vulnerable" );
  }
  exit(0);
}

else if(hotfix_check_sp(xp:4) > 0)
{
  SP = get_kb_item("SMB/WinXP/ServicePack");
  if("Service Pack 2" >< SP)
  {
    if(version_is_less(version:dllVer, test_version:"6.0.2900.3664")){
      security_message( port: 0, data: "The target host was found to be vulnerable" );
    }
    exit(0);
  }

  else if("Service Pack 3" >< SP)
  {
    if(version_is_less(version:dllVer, test_version:"6.0.2900.5931")){
      security_message( port: 0, data: "The target host was found to be vulnerable" );
    }
    exit(0);
  }
  security_message( port: 0, data: "The target host was found to be vulnerable" );
}

else if(hotfix_check_sp(win2003:3) > 0)
{
  SP = get_kb_item("SMB/Win2003/ServicePack");
  if("Service Pack 2" >< SP)
  {
    if(version_is_less(version:dllVer, test_version:"6.0.3790.4657")){
      security_message( port: 0, data: "The target host was found to be vulnerable" );
    }
    exit(0);
  }
  security_message( port: 0, data: "The target host was found to be vulnerable" );
}

dllPath = registry_get_sz(key:"SOFTWARE\Microsoft\Windows\CurrentVersion",
                          item:"ProgramFilesDir");
if(!dllPath){
  exit(0);
}
share = ereg_replace(pattern:"([A-Z]):.*", replace:"\1$", string:dllPath);
file = ereg_replace(pattern:"[A-Z]:(.*)", replace:"\1",
                    string:dllPath + "\Windows Mail\Msoe.dll");

dllVer = GetVer(file:file, share:share);
if(!dllVer){
  exit(0);
}

if(hotfix_check_sp(winVista:3) > 0)
{
  SP = get_kb_item("SMB/WinVista/ServicePack");
  if("Service Pack 1" >< SP)
  {
    if(version_is_less(version:dllVer, test_version:"6.0.6001.18416")){
      security_message( port: 0, data: "The target host was found to be vulnerable" );
    }
     exit(0);
  }

  if("Service Pack 2" >< SP)
  {
      if(version_is_less(version:dllVer, test_version:"6.0.6002.18197")){
      security_message( port: 0, data: "The target host was found to be vulnerable" );
    }
     exit(0);
  }
  security_message( port: 0, data: "The target host was found to be vulnerable" );
}