Vulnerabilities > CVE-2009-0563 - Out-of-bounds Write vulnerability in Microsoft products

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


if (!defined_func("bn_random")) exit(0);


include("compat.inc");


if (description)
{
  script_id(58812);
  script_version("1.3");
  script_set_attribute(attribute:"plugin_modification_date", value:"2017/05/30");

  script_name(english:"Mac OS X OSX/Sabpab Trojan Detection");
  script_summary(english:"Checks for evidence of Sabpab");

  script_set_attribute(attribute:"synopsis", value:"The remote Mac OS X host appears to have been compromised.");
  script_set_attribute(attribute:"description", value:
"Using the supplied credentials, Nessus has found evidence that the
remote Mac OS X host has been compromised by a Trojan in the
OSX/Sabpab (alternatively known as OSX/Sabpub) family of Trojans.

OSX/Sabpab is typically installed by means of a malicious Word
document that exploits a stack-based buffer overflow in Word
(CVE-2009-0563). Once installed, it opens a backdoor for a remote
attacker to upload or download files, take screenshots, and run
arbitrary commands.");
  # http://www.sophos.com/en-us/threat-center/threat-analyses/viruses-and-spyware/OSX~Sabpab-A/detailed-analysis.aspx
  script_set_attribute(attribute:"see_also", value:"http://www.nessus.org/u?2fbcf878");
  script_set_attribute(attribute:"solution", value:"Restore the system from a known set of good backups.");
  script_set_cvss_base_vector("CVSS2#AV:N/AC:L/Au:N/C:C/I:C/A:C");

  script_set_attribute(attribute:"plugin_publication_date", value:"2012/04/20");

  script_set_attribute(attribute:"plugin_type", value:"local");
  script_end_attributes();

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

  script_copyright(english:"This script is Copyright (C) 2012-2017 Tenable Network Security, Inc.");

  script_dependencies("ssh_get_info.nasl");
  script_require_keys("Host/local_checks_enabled", "Host/MacOSX/Version");

  exit(0);
}


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

if (!get_kb_item("Host/local_checks_enabled")) exit(0, "Local checks are not enabled.");

os = get_kb_item("Host/MacOSX/Version");
if (!os) exit(0, "The host does not appear to be running Mac OS X.");


homes = get_users_homes();
if (isnull(homes)) exit(1, "Failed to get list of users' home directories.");

report = "";
foreach user (sort(keys(homes)))
{
  home = homes[user];
  if (home == "/var/empty" || home == "/dev/null") continue;

  cmd1 = strcat('ls "', home, '"/Library/Preferences');
  cmd2 = strcat('ls "', home, '"/Library/LaunchAgents');
  res = exec_cmds(cmds:make_list(cmd1, cmd2));
  if (!isnull(res))
  {
    if (strlen(res[cmd1]) && "com.apple.PubSabAgent.pfile" >< res[cmd1])
      report += '\n  User : ' + user +
                '\n  File : ' +  home + '/Library/Preferences/com.apple.PubSabAgent.plist';

    if (strlen(res[cmd2]) && "com.apple.PubSabAgent.plist" >< res[cmd2])
      report += '\n  User : ' + user +
                '\n  File : ' +  home + '/Library/LaunchAgents/com.apple.PubSabAgent.plist';
  }
}
if (!report) exit(0, "No evidence of OSX/Sabpab was found.");


if (report_verbosity > 0) security_hole(port:0, extra:report);
else security_hole(0);

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


include("compat.inc");


if (description)
{
  script_id(39349);
  script_version("1.34");
  script_cvs_date("Date: 2018/11/15 20:50:30");

  script_cve_id("CVE-2009-0563", "CVE-2009-0565");
  script_bugtraq_id(35188, 35190);
  script_xref(name:"MSFT", value:"MS09-027");
  script_xref(name:"MSKB", value:"969600");
  script_xref(name:"MSKB", value:"969602");
  script_xref(name:"MSKB", value:"969603");
  script_xref(name:"MSKB", value:"969604");
  script_xref(name:"MSKB", value:"969613");
  script_xref(name:"MSKB", value:"969614");

  script_name(english:"MS09-027: Vulnerabilities in Microsoft Office Word Could Allow Remote Code Execution (969514)");
  script_summary(english:"Checks version of Word");

  script_set_attribute(attribute:"synopsis", value:
"Arbitrary code can be executed on the remote host through Microsoft
Word.");
  script_set_attribute(attribute:"description", value:
"The remote Windows host is running a version of Microsoft Word or
Word Viewer that is affected by two buffer overflow vulnerabilities.
If an attacker can trick a user on the affected host into opening a
specially crafted Word file, he could leverage these issues to execute
arbitrary code subject to the user's privileges.");
  script_set_attribute(attribute:"see_also", value:"https://docs.microsoft.com/en-us/security-updates/SecurityBulletins/2009/ms09-027");
  script_set_attribute(attribute:"see_also", value:"https://www.zerodayinitiative.com/advisories/ZDI-09-035/");
  script_set_attribute(attribute:"solution", value:
"Microsoft has released a set of patches for Word 2000, 2002, 2003 and
Word 2007, Word Viewer and Word Viewer 2003 as well as the 2007
Microsoft Office system and the Microsoft Office Compatibility Pack.");
  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(119);

  script_set_attribute(attribute:"vuln_publication_date", value:"2009/06/09");
  script_set_attribute(attribute:"patch_publication_date", value:"2009/06/09");
  script_set_attribute(attribute:"plugin_publication_date", value:"2009/06/10");

  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:word_viewer");
  script_set_attribute(attribute:"cpe", value:"cpe:/a:microsoft:office_compatibility_pack");
  script_end_attributes();

  script_category(ACT_GATHER_INFO);
  script_family(english:"Windows : Microsoft Bulletins");

  script_copyright(english:"This script is Copyright (C) 2009-2018 Tenable Network Security, Inc.");

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


get_kb_item_or_exit("SMB/MS_Bulletin_Checks/Possible");

bulletin = 'MS09-027';
kbs = make_list("969600", "969602", "969603", "969604", "969613", "969614");
if (get_kb_item("Host/patch_management_checks")) hotfix_check_3rd_party(bulletin:bulletin, kbs:kbs, severity:SECURITY_HOLE);


if (!get_kb_item("SMB/WindowsVersion")) exit(0, "The 'SMB/WindowsVersion' KB item is missing.");


info = "";
vuln = 0;

# Word.
installs = get_kb_list("SMB/Office/Word/*/ProductPath");
if (!isnull(installs))
{
  foreach install (keys(installs))
  {
    version = install - 'SMB/Office/Word/' - '/ProductPath';
    path = installs[install];

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

    # Word 2007.
    if (
      ver[0] == 12 && ver[1] == 0 &&
      (
        ver[2] < 6504 ||
        (ver[2] == 6504 && ver[3] < 5000)
      )
    )
    {
      office_sp = get_kb_item("SMB/Office/2007/SP");
      if (!isnull(office_sp) && (office_sp == 1 || office_sp == 2))
      {
        vuln++;
        kb = "969604";

        info =
          '\n  Product           : Word 2007' +
          '\n  File              : ' + path +
          '\n  Installed version : ' + version +
          '\n  Fixed version     : 12.0.6504.5000\n';
        hotfix_add_report(info, bulletin:bulletin, kb:kb);
      }
    }
    # Word 2003.
    else if (ver[0] == 11 && ver[1] == 0 && ver[2] < 8307)
    {
      office_sp = get_kb_item("SMB/Office/2003/SP");
      if (!isnull(office_sp) && office_sp == 3)
      {
        vuln++;
        kb = "969603";

        info =
          '\n  Product           : Word 2003' +
          '\n  File              : ' + path +
          '\n  Installed version : ' + version +
          '\n  Fixed version     : 11.0.8307.0\n';
        hotfix_add_report(info, bulletin:bulletin, kb:kb);
      }
    }
    # Word 2002.
    else if (ver[0] == 10 && ver[1] == 0 && ver[2] < 6854)
    {
      office_sp = get_kb_item("SMB/Office/XP/SP");
      if (!isnull(office_sp) && office_sp == 3)
      {
        vuln++;
        kb = "969602";

        info =
          '\n  Product           : Word 2002' +
          '\n  File              : ' + path +
          '\n  Installed version : ' + version +
          '\n  Fixed version     : 10.0.6854.0\n';
        hotfix_add_report(info, bulletin:bulletin, kb:kb);
      }
    }
    # Word 2000.
    else if (ver[0] == 9 && ver[1] == 0 && ver[2] == 0 && ver[3] < 8979)
    {
      office_sp = get_kb_item("SMB/Office/2000/SP");
      if (!isnull(office_sp) && office_sp == 3)
      {
        vuln++;
        kb = "969600";

        info =
          '\n  Product           : Word 2000' +
          '\n  File              : ' + path +
          '\n  Installed version : ' + version +
          '\n  Fixed version     : 9.0.0.8979\n';
        hotfix_add_report(info, bulletin:bulletin, kb:kb);
      }
    }
  }
}


# Word Viewer.
installs = get_kb_list("SMB/Office/WordViewer/*/ProductPath");
if (!isnull(installs))
{
  foreach install (keys(installs))
  {
    version = install - 'SMB/Office/WordViewer/' - '/ProductPath';
    path = installs[install];

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

    # Word Viewer 2003.
    if (ver[0] == 11 && ver[1] == 0 && ver[2] < 8307)
    {
      vuln++;
      kb = "969614";

      info =
        '\n  Product           : Word Viewer / Word Viewer 2003' +
        '\n  File              : ' + path +
        '\n  Installed version : ' + version +
        '\n  Fixed version     : 11.0.8307.0\n';
      hotfix_add_report(info, bulletin:bulletin, kb:kb);
    }
  }
}

# 2007 Microsoft Office system and the Microsoft Office Compatibility Pack.
share = '';
lastshare = '';
accessibleshare = FALSE;
installs = get_kb_list("SMB/Office/WordCnv/*/ProductPath");
if (!isnull(installs))
{
  foreach install (keys(installs))
  {
    version = install - 'SMB/Office/WordCnv/' - '/ProductPath';
    path = installs[install];

    share = hotfix_path2share(path:path);
    if (share != lastshare || !accessibleshare)
    {
      lastshare = share;
      if (is_accessible_share(share:share))
      {
        accessibleshare = TRUE;
      }
      else accessibleshare = FALSE;
    }
    if (accessibleshare)
    {
      path = path - '\\Wordconv.exe';
      file = "wordcnv.dll";

      if (hotfix_check_fversion(path:path, file:file, version:"12.0.6504.5000") == HCF_OLDER)
      {
        vuln++;
        file = ereg_replace(pattern:"^[A-Za-z]:(.*)", string:path, replace:"\1\" + file);
        kb_name = "SMB/FileVersions/"+tolower(share-'$')+tolower(str_replace(string:file, find:"\", replace:"/"));
        version = get_kb_item(kb_name);

        info =
          '\n  Product           : Microsoft Office Compatibility Pack for Word, Excel, and PowerPoint 2007 File Formats' +
          '\n  File              : ' + path + '\\' + file +
          '\n  Installed version : ' + version +
          '\n  Fixed version     : 12.0.6504.5000' + '\n';

        hotfix_add_report(info, bulletin:bulletin, kb:"969613");
      }
    }
  }
}
if (vuln)
{
  set_kb_item(name:"SMB/Missing/"+bulletin, value:TRUE);
  hotfix_security_hole();
  exit(0);
}
else audit(AUDIT_HOST_NOT, 'affected');

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

include("compat.inc");

if (description)
{
  script_id(50062);
  script_version("1.20");
  script_set_attribute(attribute:"plugin_modification_date", value:"2019/12/13");

  script_cve_id(
    "CVE-2009-0224",
    "CVE-2009-0549",
    "CVE-2009-0557",
    "CVE-2009-0558",
    "CVE-2009-0560",
    "CVE-2009-0561",
    "CVE-2009-0563",
    "CVE-2009-0565"
  );
  script_bugtraq_id(34879, 35215, 35241, 35242, 35244, 35245, 35188, 35190);
  script_xref(name:"MSFT", value:"MS09-017");
  script_xref(name:"MSFT", value:"MS09-021");
  script_xref(name:"MSFT", value:"MS09-027");
  script_xref(name:"MSKB", value:"967340");
  script_xref(name:"MSKB", value:"969462");
  script_xref(name:"MSKB", value:"969514");
  script_xref(name:"MSKB", value:"969661");
  script_xref(name:"MSKB", value:"971822");
  script_xref(name:"MSKB", value:"971824");

  script_name(english:"MS09-017 / MS09-021 / MS09-027: Vulnerabilities in Microsoft Office Could Allow Remote Code Execution (967340 / 969462 / 969514) (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, PowerPoint, or Word 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/ms09-017");
  script_set_attribute(attribute:"see_also", value:"http://technet.microsoft.com/en-us/security/bulletin/ms09-021");
  script_set_attribute(attribute:"see_also", value:"http://technet.microsoft.com/en-us/security/bulletin/ms09-027");
  script_set_attribute(attribute:"solution", value:
"Microsoft has released a set of patches for Office 2004 for Mac,
Office 2008 for Mac, and Open XML File Format Converter 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_cwe_id(119);

  script_set_attribute(attribute:"vuln_publication_date", value:"2009/06/09");
  script_set_attribute(attribute:"patch_publication_date", value:"2009/06/09");
  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_set_attribute(attribute:"cpe", value:"cpe:/a:microsoft:open_xml_file_format_converter:::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) 2010-2019 and is owned by Tenable, Inc. or an Affiliate thereof.");

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

  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(1, "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 = '12.1.9';
  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 = '11.5.5';
  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 = 'Open XML File Format Converter for Mac';
plist = "/Applications/Open XML Converter.app/Contents/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);
  installs[prod] = version;

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

  fixed_version = '1.0.3';
  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 / Open XML File Format Converter 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);
  }
}