The Microsoft Office application installed on the remote macOS or Mac OS X host is missing a security update. It is, therefore, affected by a vulnerability that allows remote attackers to bypass authentication to execute an arbitrary command through the protocol- compliant traffic.
#
# (C) Tenable Network Security, Inc.
#
# The descriptive text and package checks in this plugin were
# extracted from the Microsoft Security Updates API. The text
# itself is copyright (C) Microsoft Corporation.
#
include("compat.inc");
if (description)
{
script_id(122247);
script_version("1.3");
script_cvs_date("Date: 2019/10/31 15:18:51");
script_cve_id("CVE-2019-0669");
script_bugtraq_id(106897);
script_name(english:"Security Update for Microsoft Office (Feb 2019) (macOS)");
script_summary(english:"Checks the version of Microsoft Office.");
script_set_attribute(attribute:"synopsis", value:
"An application installed on the remote macOS or Mac OS X host is
affected by multiple vulnerabilities.");
script_set_attribute(attribute:"description", value:
"The Microsoft Office application installed on the remote macOS
or Mac OS X host is missing a security update. It is, therefore,
affected by a vulnerability that allows remote attackers to bypass
authentication to execute an arbitrary command through the protocol-
compliant traffic.");
# https://docs.microsoft.com/en-us/officeupdates/release-notes-office-2016-mac#febuary-2019-release
script_set_attribute(attribute:"see_also", value:"http://www.nessus.org/u?02575771");
# https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-0669
script_set_attribute(attribute:"see_also", value:"http://www.nessus.org/u?1ef42b2d");
script_set_attribute(attribute:"solution", value:
"Microsoft has released a set of patches for Microsoft Office for
Mac.");
script_set_cvss_base_vector("CVSS2#AV:N/AC:M/Au:N/C:P/I:N/A:N");
script_set_cvss_temporal_vector("CVSS2#E:U/RL:OF/RC:C");
script_set_cvss3_base_vector("CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N");
script_set_cvss3_temporal_vector("CVSS:3.0/E:U/RL:O/RC:C");
script_set_attribute(attribute:"cvss_score_source", value:"CVE-2019-0669");
script_set_attribute(attribute:"exploitability_ease", value:"No known exploits are available");
script_set_attribute(attribute:"vuln_publication_date", value:"2019/02/12");
script_set_attribute(attribute:"patch_publication_date", value:"2019/02/12");
script_set_attribute(attribute:"plugin_publication_date", value:"2019/02/15");
script_set_attribute(attribute:"plugin_type", value:"local");
script_set_attribute(attribute:"cpe", value:"cpe:/o:apple:mac_os_x");
script_set_attribute(attribute:"cpe", value:"cpe:/a:microsoft:office");
script_set_attribute(attribute:"cpe", value:"cpe:/a:microsoft:excel_for_mac");
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:powerpoint");
script_set_attribute(attribute:"cpe", value:"cpe:/a:microsoft:outlook");
script_set_attribute(attribute:"cpe", value:"cpe:/a:microsoft:onenote");
script_end_attributes();
script_category(ACT_GATHER_INFO);
script_family(english:"MacOS X Local Security Checks");
script_copyright(english:"This script is Copyright (C) 2019 and is owned by Tenable, Inc. or an Affiliate thereof.");
script_dependencies("macosx_office_installed.nbin");
script_require_keys("Host/MacOSX/Version");
script_require_ports("installed_sw/Microsoft Word", "installed_sw/Microsoft Excel", "installed_sw/Microsoft PowerPoint", "installed_sw/Microsoft OneNote", "installed_sw/Microsoft Outlook");
exit(0);
}
include("audit.inc");
include("global_settings.inc");
include("misc_func.inc");
include("install_func.inc");
include("vcf.inc");
get_kb_item_or_exit("Host/MacOSX/Version");
apps = make_list(
"Microsoft Word",
"Microsoft Excel",
"Microsoft PowerPoint",
"Microsoft OneNote",
"Microsoft Outlook"
);
report = '';
#2016
min_ver_16 = '16';
fix_ver_16 = '16.16.7';
fix_disp_16 = '16.16.7 (19021001)';
#2019
min_ver_19 = '16.17.0';
fix_ver_19 = '16.22.0';
fix_disp_19 = '16.22.0 (19021100)';
os = get_kb_item_or_exit("Host/MacOSX/Version");
for(i = 0; i < len(apps); i++)
{
app = apps[i];
installs = get_installs(app_name:app);
if (isnull(installs[1])) continue;
for(j = 0; j < len(installs[1]); j++)
{
install = installs[1][j];
version = install['version'];
if (ver_compare(ver:version, minver:min_ver_19, fix:fix_ver_19, strict:FALSE) < 0)
{
app_label = app + ' for Mac 2019';
report +=
'\n\n Product : ' + app_label +
'\n Installed version : ' + version +
'\n Fixed version : ' + fix_disp_19;
}
else if (ver_compare(ver:version, minver:min_ver_16, fix:fix_ver_16, strict:FALSE) < 0)
{
app_label = app + ' for Mac 2016';
report +=
'\n\n Product : ' + app_label +
'\n Installed version : ' + version +
'\n Fixed version : ' + fix_disp_16;
}
}
}
if (empty(report))
audit(AUDIT_HOST_NOT, "affected");
if (os =~ "^Mac OS X 10\.[0-9](\.|$)")
report += '\n Note : Update will require Mac OS X 10.10.0 or later.\n';
security_report_v4(severity:SECURITY_WARNING, port:0, extra:report);
Vendor | Product | Version | CPE |
---|---|---|---|
apple | mac_os_x | cpe:/o:apple:mac_os_x | |
microsoft | office | cpe:/a:microsoft:office | |
microsoft | excel_for_mac | cpe:/a:microsoft:excel_for_mac | |
microsoft | word | cpe:/a:microsoft:word | |
microsoft | excel | cpe:/a:microsoft:excel | |
microsoft | powerpoint | cpe:/a:microsoft:powerpoint | |
microsoft | outlook | cpe:/a:microsoft:outlook | |
microsoft | onenote | cpe:/a:microsoft:onenote |