Adobe Acrobat < 6.0.5 PDF Distillation Overflow

#
# (C) Tenable Network Security, Inc.
#



include("compat.inc");

if (description)
{
  script_id(22035);
  script_version("1.22");
 script_cvs_date("Date: 2018/11/15 20:50:26");

  script_cve_id("CVE-2006-3453");
  script_bugtraq_id(18943);

  script_name(english:"Adobe Acrobat < 6.0.5 PDF Distillation Overflow");
  script_summary(english:"Checks version of Adobe Acrobat");

 script_set_attribute(attribute:"synopsis", value:
"The remote Windows host contains an application that is affected by
several issues.");
 script_set_attribute(attribute:"description", value:
"The version of Adobe Acrobat installed on the remote host is earlier
than 6.0.5 and is reportedly affected by a buffer overflow that may be
triggered when distilling a specially crafted file to PDF.");
 script_set_attribute(attribute:"see_also", value:"https://www.adobe.com/support/security/bulletins/apsb06-09.html");
 script_set_attribute(attribute:"solution", value:"Upgrade to Adobe Acrobat 6.0.5 or later.");
 script_set_cvss_base_vector("CVSS2#AV:N/AC:H/Au:N/C:P/I:P/A:P");
 script_set_cvss_temporal_vector("CVSS2#E:U/RL:OF/RC:C");
 script_set_attribute(attribute:"exploitability_ease", value:"No known exploits are available");
 script_set_attribute(attribute:"exploit_available", value:"false");

 script_set_attribute(attribute:"vuln_publication_date", value:"2006/07/11");
 script_set_attribute(attribute:"patch_publication_date", value:"2006/07/11");
 script_set_attribute(attribute:"plugin_publication_date", value:"2006/07/12");

script_set_attribute(attribute:"plugin_type", value:"local");
script_set_attribute(attribute:"cpe", value:"cpe:/a:adobe:acrobat_reader");
script_end_attributes();


  script_category(ACT_GATHER_INFO);
  script_family(english:"Windows");
  script_copyright(english:"This script is Copyright (C) 2006-2018 Tenable Network Security, Inc.");
  script_dependencies("smb_hotfixes.nasl");
  script_require_keys("SMB/Registry/Enumerated");
  script_require_ports(139, 445);
  exit(0);
}

#

include("global_settings.inc");
include("smb_func.inc");
include("audit.inc");

# Connect to the appropriate share.
if (!get_kb_item("SMB/Registry/Enumerated")) exit(0);
name    =  kb_smb_name();
port    =  kb_smb_transport();
#if (!get_port_state(port)) exit(0);
login   =  kb_smb_login();
pass    =  kb_smb_password();
domain  =  kb_smb_domain();

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

#session_init(socket:soc, hostname:name);

if(!smb_session_init()) audit(AUDIT_FN_FAIL, 'smb_session_init');

rc = NetUseAdd(login:login, password:pass, domain:domain, share:"IPC$");
if (rc != 1)
{
  NetUseDel();
  exit(0);
}


# Connect to remote registry.
hklm = RegConnectRegistry(hkey:HKEY_LOCAL_MACHINE);
if (isnull(hklm))
{
  NetUseDel();
  exit(0);
}


# Check whether the distiller's installed.
exe = NULL;
key = "SOFTWARE\Classes\Software\Adobe\Acrobat\Distiller";
key_h = RegOpenKey(handle:hklm, key:key, mode:MAXIMUM_ALLOWED);
if (!isnull(key_h))
{
  value = RegQueryValue(handle:key_h, item:"Exe");
  # If it is, get the application's version.
  if (!isnull(value))
  {
    key2 = "SOFTWARE\Classes\Software\Adobe\Acrobat\Exe";
    key2_h = RegOpenKey(handle:hklm, key:key2, mode:MAXIMUM_ALLOWED);
    if (!isnull(key2_h))
    {
      value = RegQueryValue(handle:key2_h, item:NULL);
      if (!isnull(value)) exe = ereg_replace(pattern:'^"([^"]+)".*', replace:"\1", string:value[1]);

      RegCloseKey(handle:key2_h);
    }
  }
  RegCloseKey(handle:key_h);
}
RegCloseKey(handle:hklm);


# If it is...
if (exe)
{
  # Determine its version from the executable itself.
  share = ereg_replace(pattern:"^([A-Za-z]):.*", replace:"\1$", string:exe);
  exe2 =  ereg_replace(pattern:"^[A-Za-z]:(.*)", replace:"\1", string:exe);
  NetUseDel(close:FALSE);

  rc = NetUseAdd(login:login, password:pass, domain:domain, share:share);
  if (rc != 1)
  {
    NetUseDel();
    exit(0);
  }

  fh = CreateFile(
    file:exe2,
    desired_access:GENERIC_READ,
    file_attributes:FILE_ATTRIBUTE_NORMAL,
    share_mode:FILE_SHARE_READ,
    create_disposition:OPEN_EXISTING
  );

  ver = NULL;
  if (!isnull(fh))
  {
    ver = GetFileVersion(handle:fh);
    CloseFile(handle:fh);
  }

  # There's a problem if the version is < 6.0.5.
  if (!isnull(ver))
  {
    if (
      ver[0] < 6 ||
      (ver[0] == 6 && ver[1] == 0 && ver[2] < 5)
    )
    {
      if (report_verbosity)
      {
        version = string(ver[0], ".", ver[1], ".", ver[2], ".", ver[3]);
        report = string(
          "\n",
          "Version ", version, " of Adobe Acrobat is installed as :\n",
          "\n",
          "  ", exe, "\n"
        );
        security_warning(port:port, extra:report);
      }
      else security_warning(port);
    }
  }
}


# Clean up.
NetUseDel();