Vulnerabilities > CVE-2008-0081 - Use of Uninitialized Resource vulnerability in Microsoft Excel, Excel Viewer and Office

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

include("compat.inc");

if (description)
{
  script_id(50056);
  script_version("1.21");
  script_set_attribute(attribute:"plugin_modification_date", value:"2018/07/14");

  script_cve_id(
    "CVE-2008-0081",
    "CVE-2008-0111",
    "CVE-2008-0112",
    "CVE-2008-0114",
    "CVE-2008-0115",
    "CVE-2008-0116",
    "CVE-2008-0117",
    "CVE-2008-0118"
  );
  script_bugtraq_id(27305, 28094, 28095, 28146, 28166, 28167, 28168, 28170);
  script_xref(name:"MSFT", value:"MS08-014");
  script_xref(name:"MSFT", value:"MS08-016");
  script_xref(name:"MSKB", value:"949029");
  script_xref(name:"MSKB", value:"949030");
  script_xref(name:"MSKB", value:"949357");

  script_name(english:"MS08-014 / MS08-016: Vulnerabilities in Microsoft Office Could Allow Remote Code Execution (949029 / 949030) (Mac OS X)");
  script_summary(english:"Check version of Microsoft Office");

  script_set_attribute(attribute:"synopsis", value:
"An application installed on the remote Mac OS X host is affected by
multiple remote code execution vulnerabilities.");
  script_set_attribute(attribute:"description", value:
"The remote Mac OS X host is running a version of Microsoft Office that
is affected by several vulnerabilities.

If an attacker can trick a user on the affected host into opening a
specially crafted Excel or Office file, these issues could be
leveraged to execute arbitrary code subject to the user's privileges.");
  script_set_attribute(attribute:"see_also", value:"http://technet.microsoft.com/en-us/security/bulletin/ms08-014");
  script_set_attribute(attribute:"see_also", value:"http://technet.microsoft.com/en-us/security/bulletin/ms08-016");
  script_set_attribute(attribute:"solution", value:
"Microsoft has released a set of patches for Office 2004 for Mac and
Office 2008 for Mac.");
  script_set_cvss_base_vector("CVSS2#AV:N/AC:M/Au:N/C:C/I:C/A:C");
  script_set_cvss_temporal_vector("CVSS2#E:H/RL:OF/RC:C");
  script_set_attribute(attribute:"exploitability_ease", value:"Exploits are available");
  script_set_attribute(attribute:"exploit_available", value:"true");
  script_set_attribute(attribute:"exploited_by_malware", value:"true");
  script_set_attribute(attribute:"exploit_framework_core", value:"true");
  script_cwe_id(94);

  script_set_attribute(attribute:"vuln_publication_date", value:"2008/01/15");
  script_set_attribute(attribute:"patch_publication_date", value:"2008/03/11");
  script_set_attribute(attribute:"plugin_publication_date", value:"2010/10/20");

  script_set_attribute(attribute:"plugin_type", value:"local");
  script_set_attribute(attribute:"cpe", value:"cpe:/a:microsoft:office:2004::mac");
  script_set_attribute(attribute:"cpe", value:"cpe:/a:microsoft:office:2008::mac");
  script_end_attributes();

  script_category(ACT_GATHER_INFO);
  script_family(english:"MacOS X Local Security Checks");

  script_copyright(english:"This script is Copyright (C) 2010-2018 Tenable Network Security, Inc.");

  script_dependencies("ssh_get_info.nasl");
  script_require_keys("Host/MacOSX/packages");

  exit(0);
}


include("misc_func.inc");
include("ssh_func.inc");
include("macosx_func.inc");



if(sshlib::get_support_level() >= sshlib::SSH_LIB_SUPPORTS_COMMANDS)
  enable_ssh_wrappers();
else disable_ssh_wrappers();

function exec(cmd)
{
  local_var buf, ret;

  if (islocalhost())
    buf = pread(cmd:"/bin/bash", argv:make_list("bash", "-c", cmd));
  else
  {
    ret = ssh_open_connection();
    if (!ret) exit(1, "ssh_open_connection() failed.");
    buf = ssh_cmd(cmd:cmd);
    ssh_close_connection();
  }
  return buf;
}


packages = get_kb_item("Host/MacOSX/packages");
if (!packages) exit(0, "The 'Host/MacOSX/packages' KB item is missing.");

uname = get_kb_item("Host/uname");
if (!uname) exit(1, "The 'Host/uname' KB item is missing.");
if (!egrep(pattern:"Darwin.*", string:uname)) exit(1, "The host does not appear to be using the Darwin sub-system.");


# Gather version info.
info = '';
installs = make_array();

prod = 'Office 2008 for Mac';
plist = "/Applications/Microsoft Office 2008/Office/MicrosoftComponentPlugin.framework/Versions/12/Resources/Info.plist";
cmd =  'cat \'' + plist + '\' | ' +
  'grep -A 1 CFBundleShortVersionString | ' +
  'tail -n 1 | ' +
  'sed \'s/.*string>\\(.*\\)<\\/string>.*/\\1/g\'';
version = exec(cmd:cmd);
if (version && version =~ "^[0-9]+\.")
{
  version = chomp(version);
  if (version !~ "^12\.") exit(1, "Failed to get the version for "+prod+" - '"+version+"'.");

  installs[prod] = version;

  ver = split(version, sep:'.', keep:FALSE);
  for (i=0; i<max_index(ver); i++)
    ver[i] = int(ver[i]);

  fixed_version = '12.0.1';
  fix = split(fixed_version, sep:'.', keep:FALSE);
  for (i=0; i<max_index(fix); i++)
    fix[i] = int(fix[i]);

  for (i=0; i<max_index(fix); i++)
    if ((ver[i] < fix[i]))
    {
      info +=
        '\n  Product           : ' + prod +
        '\n  Installed version : ' + version +
        '\n  Fixed version     : ' + fixed_version + '\n';
      break;
    }
    else if (ver[i] > fix[i])
      break;
}

prod = 'Office 2004 for Mac';
cmd = GetCarbonVersionCmd(file:"Microsoft Component Plugin", path:"/Applications/Microsoft Office 2004/Office");
version = exec(cmd:cmd);
if (version && version =~ "^[0-9]+\.")
{
  version = chomp(version);
  if (version !~ "^11\.") exit(1, "Failed to get the version for "+prod+" - '"+version+"'.");

  installs[prod] = version;

  ver = split(version, sep:'.', keep:FALSE);
  for (i=0; i<max_index(ver); i++)
    ver[i] = int(ver[i]);

  fixed_version = '11.4.1';
  fix = split(fixed_version, sep:'.', keep:FALSE);
  for (i=0; i<max_index(fix); i++)
    fix[i] = int(fix[i]);

  for (i=0; i<max_index(fix); i++)
    if ((ver[i] < fix[i]))
    {
      info +=
        '\n  Product           : ' + prod +
        '\n  Installed version : ' + version +
        '\n  Fixed version     : ' + fixed_version + '\n';
      break;
    }
    else if (ver[i] > fix[i])
      break;
}


# Report findings.
if (info)
{
  gs_opt = get_kb_item("global_settings/report_verbosity");
  if (gs_opt && gs_opt != 'Quiet') security_hole(port:0, extra:info);
  else security_hole(0);

  exit(0);
}
else
{
  if (max_index(keys(installs)) == 0) exit(0, "Office for Mac is not installed.");
  else
  {
    msg = 'The host has ';
    foreach prod (sort(keys(installs)))
      msg += prod + ' ' + installs[prod] + ' and ';
    msg = substr(msg, 0, strlen(msg)-1-strlen(' and '));

    msg += ' installed and thus is not affected.';

    exit(0, msg);
  }
}

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

include("compat.inc");

if (description)
{
 script_id(31413);
 script_version("1.41");
 script_cvs_date("Date: 2018/11/15 20:50:30");

 script_cve_id(
   "CVE-2008-0111",
   "CVE-2008-0112",
   "CVE-2008-0114",
   "CVE-2008-0115",
   "CVE-2008-0116",
   "CVE-2008-0117",
   "CVE-2008-0081"
 );
 script_bugtraq_id(27305, 28094, 28095, 28166, 28167, 28168, 28170);
 script_xref(name:"MSFT", value:"MS08-014");
 script_xref(name:"MSKB", value:"943889");
 script_xref(name:"MSKB", value:"943985");
 script_xref(name:"MSKB", value:"946974");
 script_xref(name:"MSKB", value:"946976");
 script_xref(name:"MSKB", value:"946979");

 script_name(english:"MS08-014: Vulnerabilities in Microsoft Excel Could Allow Remote Code Execution (949029)");
 script_summary(english:"Determines the version of Excel.exe");

 script_set_attribute(attribute:"synopsis", value:
"Arbitrary code can be executed on the remote host through Microsoft
Excel.");
 script_set_attribute(attribute:"description", value:
"The remote host is running a version of Microsoft Excel that is subject
to various flaws that could allow arbitrary code to be run.

An attacker may use this to execute arbitrary code on this host.

To succeed, the attacker would have to send a rogue file to a user of
the remote computer and have it open it with Microsoft Excel.");
 script_set_attribute(attribute:"see_also", value:"https://docs.microsoft.com/en-us/security-updates/SecurityBulletins/2008/ms08-014");
 script_set_attribute(attribute:"solution", value:
"Microsoft has released a set of patches for Excel 2000, XP, 2003 and
2007.");
 script_set_cvss_base_vector("CVSS2#AV:N/AC:M/Au:N/C:C/I:C/A:C");
 script_set_cvss_temporal_vector("CVSS2#E:H/RL:OF/RC:C");
 script_set_attribute(attribute:"exploitability_ease", value:"Exploits are available");
 script_set_attribute(attribute:"exploit_available", value:"true");
 script_set_attribute(attribute:"exploit_framework_core", value:"true");
 script_set_attribute(attribute:"exploited_by_malware", value:"true");
 script_cwe_id(94);

 script_set_attribute(attribute:"vuln_publication_date", value:"2008/01/15");
 script_set_attribute(attribute:"patch_publication_date", value:"2008/03/11");
 script_set_attribute(attribute:"plugin_publication_date", value:"2008/03/11");

 script_set_attribute(attribute:"plugin_type", value:"local");
 script_set_attribute(attribute:"cpe", value:"cpe:/a:microsoft:office");
 script_set_attribute(attribute:"cpe", value:"cpe:/a:microsoft:excel");
 script_set_attribute(attribute:"cpe", value:"cpe:/a:microsoft:excel_viewer");
 script_end_attributes();

 script_category(ACT_GATHER_INFO);

 script_copyright(english:"This script is Copyright (C) 2008-2018 Tenable Network Security, Inc.");
 script_family(english:"Windows : Microsoft Bulletins");

 script_dependencies("smb_nt_ms02-031.nasl", "office_installed.nasl", "ms_bulletin_checks_possible.nasl");
 script_require_keys("SMB/MS_Bulletin_Checks/Possible");
 script_require_ports(139, 445, 'Host/patch_management_checks');

 exit(0);
}

include("smb_hotfixes_fcheck.inc");
include("smb_hotfixes.inc");
include("misc_func.inc");
include("audit.inc");

get_kb_item_or_exit("SMB/MS_Bulletin_Checks/Possible");

bulletin = 'MS08-014';
kbs = make_list("943889", "943985", "946974", "946976", "946979");
if (get_kb_item("Host/patch_management_checks")) hotfix_check_3rd_party(bulletin:bulletin, kbs:kbs, severity:SECURITY_HOLE);
port = get_kb_item("SMB/transport");



#
# Excel
#
vuln = 0;
list = get_kb_list("SMB/Office/Excel/*/ProductPath");
if (!isnull(list))
{
  foreach item (keys(list))
  {
    v = item - 'SMB/Office/Excel/' - '/ProductPath';
    if(ereg(pattern:"^9\..*", string:v))
    {
      # Excel 2000 - fixed in 9.0.0.8968
      office_sp = get_kb_item("SMB/Office/2000/SP");
      if (!isnull(office_sp) && office_sp == 3)
      {
        sub =  ereg_replace(pattern:"^9\.00?\.00?\.([0-9]*)$", string:v, replace:"\1");
        if(sub != v && int(sub) < 8968 ) {
          vuln++;
          kb = '946979';
          hotfix_add_report(bulletin:bulletin, kb:kb);
        }
      }
    }
    else if(ereg(pattern:"^10\..*", string:v))
    {
      # Excel XP - fixed in 10.0.6841.0
      office_sp = get_kb_item("SMB/Office/XP/SP");
      if (!isnull(office_sp) && office_sp == 3)
      {
        middle =  ereg_replace(pattern:"^10\.0\.([0-9]*)\.[0-9]*$", string:v, replace:"\1");
        if(middle != v && int(middle) < 6841 ) {
          vuln++;
          kb = '946976';
          hotfix_add_report(bulletin:bulletin, kb:kb);
        }
      }
    }
    else if(ereg(pattern:"^11\..*", string:v))
    {
      # Excel 2003 - fixed in 11.0.8169.0  (SP3)
      office_sp = get_kb_item("SMB/Office/2003/SP");
      if (!isnull(office_sp) && office_sp == 2)
      {
        middle =  ereg_replace(pattern:"^11\.0\.([0-9]*)\.[0-9]*$", string:v, replace:"\1");
        if(middle != v && int(middle) < 8169) {
          vuln++;
          kb = '943985';
          hotfix_add_report(bulletin:bulletin, kb:kb);
        }
      }
    }
    else if(ereg(pattern:"^12\..*", string:v))
    {
      # Excel 2007 - fixed in 12.0.6300.5000
      office_sp = get_kb_item("SMB/Office/2007/SP");
      if (!isnull(office_sp) && office_sp == 0)
      {
        middle =  ereg_replace(pattern:"^12\.0\.([0-9]*)\.[0-9]*$", string:v, replace:"\1");
        low =  ereg_replace(pattern:"^12\.0\.[0-9]*\.([0-9]*)$", string:v, replace:"\1");
        # 12.0.6214.100 (SP1) is not affected
        if(middle != v && ( int(middle) < 6214 || int(middle) == 6124 && int(low) < 1000) ) {
          vuln++;
          kb = '946974';
          hotfix_add_report(bulletin:bulletin, kb:kb);
        }
      }
    }
  }
}


#
# Excel Viever
#
list = get_kb_list("SMB/Office/ExcelViewer/*/ProductPath");
if (!isnull(list))
{
  foreach item (keys(list))
  {
    v = item - 'SMB/Office/ExcelViewer/' - '/ProductPath';
    if (v && ereg(pattern:"^11\..*", string:v))
    {
      # Excel Viwever 2003 - fixed in 11.0.8169.0  (SP3)
      middle =  ereg_replace(pattern:"^11\.0\.([0-9]*)\.[0-9]*$", string:v, replace:"\1");
      if(middle != v && int(middle) < 8169) {
        vuln++;
        kb = '943889';
        hotfix_add_report(bulletin:bulletin, kb:kb);
      }
    }
  }
}
if (vuln)
{
  set_kb_item(name:"SMB/Missing/"+bulletin, value:TRUE);
  hotfix_security_hole();
  exit(0);
}
audit(AUDIT_HOST_NOT, 'affected');