| code | #
# (C) Tenable Network Security, Inc.
#
include("compat.inc");
if (description)
{
script_id(91611);
script_version("1.13");
script_cvs_date("Date: 2019/11/19");
script_cve_id(
"CVE-2016-0025",
"CVE-2016-3233",
"CVE-2016-3234",
"CVE-2016-3235"
);
script_bugtraq_id(
91089,
91091,
91095,
91096
);
script_xref(name:"MSFT", value:"MS16-070");
script_xref(name:"MSKB", value:"2596915");
script_xref(name:"MSKB", value:"2999465");
script_xref(name:"MSKB", value:"3114740");
script_xref(name:"MSKB", value:"3114872");
script_xref(name:"MSKB", value:"3115014");
script_xref(name:"MSKB", value:"3115020");
script_xref(name:"MSKB", value:"3115041");
script_xref(name:"MSKB", value:"3115107");
script_xref(name:"MSKB", value:"3115111");
script_xref(name:"MSKB", value:"3115130");
script_xref(name:"MSKB", value:"3115134");
script_xref(name:"MSKB", value:"3115144");
script_xref(name:"MSKB", value:"3115170");
script_xref(name:"MSKB", value:"3115173");
script_xref(name:"MSKB", value:"3115182");
script_xref(name:"MSKB", value:"3115187");
script_xref(name:"MSKB", value:"3115194");
script_xref(name:"MSKB", value:"3115195");
script_xref(name:"MSKB", value:"3115196");
script_xref(name:"MSKB", value:"3115198");
script_xref(name:"MSKB", value:"3115243");
script_xref(name:"MSKB", value:"3115244");
script_xref(name:"IAVA", value:"2016-A-0148");
script_name(english:"MS16-070: Security Update for Microsoft Office (3163610)");
script_summary(english:"Checks the file versions.");
script_set_attribute(attribute:"synopsis", value:
"An application installed on the remote Windows host is affected by
multiple vulnerabilities.");
script_set_attribute(attribute:"description", value:
"The remote Windows host is missing a security update. It is,
therefore, affected by multiple vulnerabilities in Microsoft Office :
- Multiple remote code execution vulnerabilities exist due
to improper handling of objects in memory. An
unauthenticated, remote attacker can exploit these by
convincing a user to open a specially crafted file or
visit a website that hosts such a file, resulting in the
execution of arbitrary code in the context of the user.
(CVE-2016-0025, CVE-2016-3233)
- A flaw exists due to improper disclosure of memory
contents. An unauthenticated, remote attacker can
exploit this by convincing a user to open a specially
crafted file, resulting in the disclosure of potentially
sensitive information. (CVE-2016-3234)
- A flaw exists due to improper validation of input
before loading OLE library files. A local attacker can
exploit this, via a specially crafted application, to
execute arbitrary code. (CVE-2016-3235)");
script_set_attribute(attribute:"see_also", value:"https://docs.microsoft.com/en-us/security-updates/SecurityBulletins/2016/ms16-070");
script_set_attribute(attribute:"solution", value:
"Microsoft has released a set of patches for Microsoft Office 2007,
2010, 2013, 2013 RT, and 2016; Microsoft Word 2007, 2010, 2013, 2013
RT, and 2016; Microsoft Excel 2007 and 2010; Microsoft Visio 2007,
2010, 2013, and 2016; Visio Viewer 2007 and 2010; Word Viewer;
Microsoft Office Compatibility Pack; Office Web Apps 2010 and 2013;
Microsoft SharePoint Server 2010 and 2013; and Office Online Server.");
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:F/RL:OF/RC:C");
script_set_cvss3_base_vector("CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H");
script_set_cvss3_temporal_vector("CVSS:3.0/E:F/RL:O/RC:C");
script_set_attribute(attribute:"cvss_score_source", value:"CVE-2016-3235");
script_set_attribute(attribute:"exploitability_ease", value:"Exploits are available");
script_set_attribute(attribute:"exploit_available", value:"true");
script_set_attribute(attribute:"metasploit_name", value:'Office OLE Multiple DLL Side Loading Vulnerabilities');
script_set_attribute(attribute:"exploit_framework_metasploit", value:"true");
script_set_attribute(attribute:"vuln_publication_date", value:"2016/06/14");
script_set_attribute(attribute:"patch_publication_date", value:"2016/06/14");
script_set_attribute(attribute:"plugin_publication_date", value:"2016/06/15");
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");
script_set_attribute(attribute:"cpe", value:"cpe:/a:microsoft:excel");
script_set_attribute(attribute:"cpe", value:"cpe:/a:microsoft:word_viewer");
script_set_attribute(attribute:"cpe", value:"cpe:/a:microsoft:visio");
script_set_attribute(attribute:"cpe", value:"cpe:/a:microsoft:visio_viewer");
script_set_attribute(attribute:"cpe", value:"cpe:/a:microsoft:office_compatibility_pack");
script_set_attribute(attribute:"cpe", value:"cpe:/a:microsoft:office_web_apps");
script_set_attribute(attribute:"cpe", value:"cpe:/a:microsoft:sharepoint_server");
script_set_attribute(attribute:"stig_severity", value:"II");
script_end_attributes();
script_category(ACT_GATHER_INFO);
script_family(english:"Windows : Microsoft Bulletins");
script_copyright(english:"This script is Copyright (C) 2016-2019 and is owned by Tenable, Inc. or an Affiliate thereof.");
script_dependencies("office_installed.nasl", "microsoft_owa_installed.nbin", "microsoft_sharepoint_installed.nbin", "smb_hotfixes.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("audit.inc");
include("smb_func.inc");
include("smb_hotfixes.inc");
include("smb_hotfixes_fcheck.inc");
include("smb_reg_query.inc");
include("misc_func.inc");
include("install_func.inc");
global_var bulletin, vuln;
get_kb_item_or_exit("SMB/MS_Bulletin_Checks/Possible");
bulletin = 'MS16-070';
kbs = make_list(
'2596915', # Visio 2007 SP3 Viewer
'2999465', # Visio 2010 Viewer
'3114740', # Visio 2007 SP3
'3114872', # Visio 2010 SP2
'3115014', # Word Automation Services on SharePoint Server 2013
'3115020', # Visio 2013 SP1
'3115041', # Visio 2016
'3115107', # Excel 2007 SP3
'3115111', # Office Compatibility Pack SP3
'3115130', # Excel 2007 SP2
'3115134', # Office Online Server
'3115144', # Office 2016
'3115170', # Office Web Apps 2013
'3115173', # Word 2013 SP1
'3115182', # Word 2016
'3115187', # Word Viewer
'3115194', # Microsoft Office Compatibility SP3
'3115195', # Word 2007 SP3
'3115196', # Word Automation Services on SharePoint Server 2010
'3115198', # Office 2010 SP2
'3115243', # Word 2010 SP2
'3115244' # Office Web Apps 2010
);
if (get_kb_item("Host/patch_management_checks")) hotfix_check_3rd_party(bulletin:bulletin, kbs:kbs, severity:SECURITY_HOLE);
get_kb_item_or_exit("SMB/Registry/Enumerated", exit_code:1);
# Get path information for Windows.
windir = hotfix_get_systemroot();
if (isnull(windir)) exit(1, "Failed to determine the location of %windir%.");
registry_init();
global_var office_online_server_path;
hklm = registry_hive_connect(hive:HKEY_LOCAL_MACHINE, exit_on_fail:TRUE);
office_online_server_path = get_registry_value(
handle : hklm,
item : "SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\Office16.WacServer\InstallLocation"
);
RegCloseKey(handle:hklm);
close_registry(close:FALSE);
vuln = FALSE;
function perform_office_online_server_checks()
{
local_var path;
if(office_online_server_path)
{
path = hotfix_append_path(path:office_online_server_path, value:"WordConversionService\bin\Converter");
if (hotfix_check_fversion(file:"sword.dll", version:"16.0.7102.2226", min_version:"16.0.6000.0", path:path, bulletin:bulletin, kb:"3115134", product:"Office Online Server") == HCF_OLDER)
vuln = TRUE;
}
}
######################################################################
# Visio Checks
######################################################################
function perform_visio_checks()
{
local_var installs,install,share,path,version;
# Preconditions
installs = get_kb_list("SMB/Office/Visio/*/VisioPath");
if(isnull(installs))
return;
share = hotfix_path2share(path:path);
if(!is_accessible_share(share:share))
return;
# Visio checks
foreach install (keys(installs))
{
version = install - 'SMB/Office/Visio/' - '/VisioPath';
if ("12.0" >!< version && "14.0" >!< version && "15.0" >!< version && "16.0" >!< version)
continue;
path = installs[install];
# Visio Viewer
if ("12.0" >< version && hotfix_is_vulnerable(path:path, file:"vviewdwg.dll", version:"12.0.6749.5000", min_version:"12.0.6600.0", bulletin:bulletin, kb:"2596915"))
vuln = TRUE;
if ("14.0" >< version && hotfix_is_vulnerable(path:path, file:"vviewdwg.dll", version:"14.0.7170.5000", min_version:"14.0.6500.0", bulletin:bulletin, kb:"2999465"))
vuln = TRUE;
# Main Visio Executable Checks
if ("12.0" >< version && hotfix_is_vulnerable(path:path, file:"Visio.exe", version:"12.0.6749.5000", min_version:"12.0.6600.0", bulletin:bulletin, kb:"3114740"))
vuln = TRUE;
if ("14.0" >< version && hotfix_is_vulnerable(path:path, file:"Visio.exe", version:"14.0.7170.5000", min_version:"14.0.6500.0", bulletin:bulletin, kb:"3114872"))
vuln = TRUE;
if ("15.0" >< version && hotfix_is_vulnerable(path:path, file:"Visio.exe", version:"15.0.4831.1000", min_version:"15.0.4000.0", bulletin:bulletin, kb:"3115020"))
vuln = TRUE;
if ("16.0" >< version &&
(
hotfix_is_vulnerable(path:path, file:"Visio.exe", version:"16.0.4390.1000", channel:"MSI", channel_product:"Visio", bulletin:bulletin, kb:"3115041") ||
# deferred 1
hotfix_is_vulnerable(path:path, file:"Visio.exe", version:"16.0.6001.1082", channel:"Deferred", channel_product:"Visio", bulletin:bulletin, kb:"3115041") ||
# deferred 2
hotfix_is_vulnerable(path:path, file:"Visio.exe", version:"16.0.6741.2048", channel:"Deferred", channel_version:"1602", channel_product:"Visio", bulletin:bulletin, kb:"3115041") ||
# first release for deferred
hotfix_is_vulnerable(path:path, file:"Visio.exe", version:"16.0.6965.2058", channel:"First Release for Deferred", channel_product:"Visio", bulletin:bulletin, kb:"3115041") ||
# current
hotfix_is_vulnerable(path:path, file:"Visio.exe", version:"16.0.6965.2058", channel:"Current", channel_product:"Visio", bulletin:bulletin, kb:"3115041")
)
) vuln = TRUE;
}
}
######################################################################
# Office Web Apps
######################################################################
function perform_owa_checks()
{
local_var owa_installs, owa_install;
local_var owa_2010_path, owa_2010_sp;
local_var owa_2013_path, owa_2013_sp;
local_var path;
# Get installs of Office Web Apps
owa_installs = get_installs(app_name:"Microsoft Office Web Apps");
if (!empty_or_null(owa_installs))
{
foreach owa_install (owa_installs[1])
{
if (owa_install["Product"] == "2010")
{
owa_2010_path = owa_install["path"];
owa_2010_sp = owa_install["SP"];
}
else if (owa_install['Product'] == "2013")
{
owa_2013_path = owa_install['path'];
owa_2013_sp = owa_install['SP'];
}
}
}
######################################################################
# Office Web Apps 2010 SP2
######################################################################
if (owa_2010_path && (!isnull(owa_2010_sp) && owa_2010_sp == "2"))
{
path = hotfix_append_path(path:owa_2010_path, value:"14.0\WebServices\ConversionService\Bin\Converter");
if (hotfix_check_fversion(file:"sword.dll", version:"14.0.7170.5000", min_version:"14.0.7015.1000", path:path, bulletin:bulletin, kb:"3115244", product:"Office Web Apps 2010") == HCF_OLDER)
vuln = TRUE;
}
######################################################################
# Office Web Apps 2013 SP1
######################################################################
if (owa_2013_path && (!isnull(owa_2013_sp) && owa_2013_sp == "1"))
{
path = hotfix_append_path(path:owa_2013_path, value:"ExcelServicesEcs\bin");
if (hotfix_check_fversion(file:"xlsrv.dll", version:"15.0.4833.1000", min_version:"15.0.4571.1500", path:path, bulletin:bulletin, kb:"3115170", product:"Office Web Apps 2013") == HCF_OLDER)
vuln = TRUE;
}
}
function perform_office_checks()
{
local_var office_vers, office_sp, path, excel_checks;
office_vers = hotfix_check_office_version();
# 2010
if (office_vers["14.0"])
{
office_sp = get_kb_item("SMB/Office/2010/SP");
if (!isnull(office_sp) && office_sp == 2)
{
path = hotfix_append_path(path:hotfix_get_officeprogramfilesdir(officever:"14.0"), value:"Microsoft Office\Office14");
if (
hotfix_check_fversion(file:"wwlibcxm.dll", version: "14.0.7170.5000", path:path, bulletin:bulletin, kb:"3115198", product:"Microsoft Office 2010 SP2") == HCF_OLDER
) vuln = TRUE;
}
}
# 2016
if (office_vers['16.0'])
{
path = hotfix_append_path(path:hotfix_get_officeprogramfilesdir(officever:"16.0"), value:"Microsoft Office\root\Office16");
office_sp = get_kb_item("SMB/Office/2016/SP");
if (!isnull(office_sp) && office_sp == 0)
{
if (
hotfix_check_fversion(file:"mso.dll", version:"16.0.4390.1000", path:path, bulletin:bulletin, kb:"3115144", product:"Microsoft Office 2016") == HCF_OLDER
) vuln = TRUE;
}
}
######################################################################
# Excel Checks
######################################################################
excel_checks = make_array(
"12.0", make_array("sp", 3, "version", "12.0.6749.5000", "kb", "3115107"),
"14.0", make_array("sp", 2, "version", "14.0.7170.5000", "kb", "3115130")
);
if (hotfix_check_office_product(product:"Excel", checks:excel_checks, bulletin:bulletin))
vuln = TRUE;
}
function perform_office_product_checks()
{
local_var checks, word_vwr_checks, vwr_checks, compat_checks, kb;
local_var installs, install, path; # For DLL checks
######################################################################
# Word Checks
######################################################################
checks = make_array(
"12.0", make_array("sp", 3, "version", "12.0.6749.5000", "kb", "3115195"),
"14.0", make_array("sp", 2, "version", "14.0.7170.5000", "kb", "3115243"),
"15.0", make_array("sp", 1, "version", "15.0.4833.1000", "kb", "3115173"),
"16.0", make_nested_list(
make_array("sp", 0, "version", "16.0.4393.1000", "channel", "MSI", "kb", "3115182"),
make_array("sp", 0, "version", "16.0.6001.1082", "channel", "Deferred", "kb", "3115182"),
make_array("sp", 0, "version", "16.0.6741.2048", "channel", "Deferred", "channel_version", "1602", "kb", "3115182"),
make_array("sp", 0, "version", "16.0.6965.2058", "channel", "First Release for Deferred", "kb", "3115182"),
make_array("sp", 0, "version", "16.0.6965.2058", "channel", "Current", "kb", "3115182")
)
);
if (hotfix_check_office_product(product:"Word", checks:checks, bulletin:bulletin))
vuln = TRUE;
######################################################################
# Word Viewer
######################################################################
installs = get_kb_list("SMB/Office/WordViewer/*/ProductPath");
if(!isnull(installs))
{
word_vwr_checks = make_array(
"11.0", make_array("version", "11.0.8429.0", "kb", "3115187")
);
if (hotfix_check_office_product(product:"WordViewer", display_name:"Word Viewer", checks:word_vwr_checks, bulletin:bulletin))
vuln = TRUE;
}
######################################################################
# Word Compatibility pack
######################################################################
installs = get_kb_list("SMB/Office/WordCnv/*/ProductPath");
foreach install (keys(installs))
{
path = installs[install];
path = ereg_replace(pattern:'^(.+)\\\\[^\\\\]+\\.exe$', replace:"\1\", string:path, icase:TRUE);
if(hotfix_check_fversion(path:path, file:"wordcnv.dll", version:"12.0.6749.5000", kb:"3115194", bulletin:bulletin, min_version:"12.0.0.0", product:"Microsoft Office Compatibility Pack") == HCF_OLDER)
vuln = TRUE;
}
######################################################################
# Excel Compatibility pack
######################################################################
compat_checks = make_array(
"12.0", make_array("sp", 3, "version", "12.0.6749.5000", "kb", "3115111")
);
if (hotfix_check_office_product(product:"ExcelCnv", display_name:"Office Compatibility Pack SP3", checks:compat_checks, bulletin:bulletin))
vuln = TRUE;
}
######################################################################
# SharePoint
######################################################################
function perform_sharepoint_checks()
{
local_var sps_2010_path, sps_2010_sp, sps_2010_edition;
local_var sps_2013_path, sps_2013_sp, sps_2013_edition;
local_var installs, install, path, prod;
installs = get_installs(app_name:"Microsoft SharePoint Server");
foreach install (installs[1])
{
if (install["Product"] == "2010")
{
sps_2010_path = install['path'];
sps_2010_sp = install['SP'];
sps_2010_edition = install['Edition'];
}
else if (install['Product'] == "2013")
{
sps_2013_path = install['path'];
sps_2013_sp = install['SP'];
sps_2013_edition = install['Edition'];
}
}
# Office Services and Web Apps
######################################################################
# SharePoint Server 2010 SP2 - Word Automation Services
######################################################################
if (sps_2010_path && sps_2010_sp == "2" && sps_2010_edition == "Server")
{
path = hotfix_append_path(path:sps_2010_path, value:"WebServices\WordServer\Core");
if (hotfix_check_fversion(file:"sword.dll", version:"14.0.7170.5000", path:path, bulletin:bulletin, kb:"3115196", product:"Office SharePoint Server 2010 Word Automation Services") == HCF_OLDER)
vuln = TRUE;
}
if (sps_2013_path)
{
if (sps_2013_sp == "1")
{
if(sps_2013_edition == "Server")
{
path = hotfix_append_path(path:sps_2013_path, value:"WebServices\ConversionServices");
if (hotfix_check_fversion(file:"sword.dll", version:"15.0.4833.1000", min_version:"15.0.0.0", path:path, bulletin:bulletin, kb:"3115014", product:"Office SharePoint Server 2013 Word Automation Services") == HCF_OLDER)
vuln = TRUE;
}
}
}
}
perform_office_online_server_checks();
perform_office_checks();
perform_office_product_checks();
perform_sharepoint_checks();
perform_owa_checks();
perform_visio_checks();
if (vuln)
{
set_kb_item(name:'SMB/Missing/'+bulletin, value:TRUE);
hotfix_security_hole();
hotfix_check_fversion_end();
exit(0);
}
else
{
hotfix_check_fversion_end();
audit(AUDIT_HOST_NOT, 'affected');
}
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