CVSS2
Attack Vector
NETWORK
Attack Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
NONE
Availability Impact
NONE
AV:N/AC:M/Au:N/C:P/I:N/A:N
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
NONE
Availability Impact
NONE
CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
EPSS
Percentile
78.9%
The Microsoft Excel Products are missing a security update.
It is, therefore, affected by the following vulnerability :
#
# (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(117421);
script_version("1.6");
script_cvs_date("Date: 2019/11/01");
script_cve_id("CVE-2018-8429");
script_bugtraq_id(105219);
script_xref(name:"MSKB", value:"4092460");
script_xref(name:"MSKB", value:"4227175");
script_xref(name:"MSKB", value:"4092479");
script_xref(name:"MSFT", value:"MS18-4092460");
script_xref(name:"MSFT", value:"MS18-4227175");
script_xref(name:"MSFT", value:"MS18-4092479");
script_name(english:"Security Updates for Microsoft Excel Products (September 2018)");
script_summary(english:"Checks for Microsoft security updates.");
script_set_attribute(attribute:"synopsis", value:
"The Microsoft Excel Products are missing a security update.");
script_set_attribute(attribute:"description", value:
"The Microsoft Excel Products are missing a security update.
It is, therefore, affected by the following vulnerability :
- An information disclosure vulnerability exists when
Microsoft Excel improperly discloses the contents of its
memory. An attacker who exploited the vulnerability
could access information previously deleted from the
active worksheet. (CVE-2018-8429)");
# https://support.microsoft.com/en-us/help/4092460/description-of-the-security-update-for-excel-2016-september-11-2018
script_set_attribute(attribute:"see_also", value:"http://www.nessus.org/u?320efba0");
# https://support.microsoft.com/en-us/help/4227175/description-of-the-security-update-for-excel-2010-september-11-2018
script_set_attribute(attribute:"see_also", value:"http://www.nessus.org/u?79f3157b");
# https://support.microsoft.com/en-us/help/4092479/description-of-the-security-update-for-excel-2013-september-11-2018
script_set_attribute(attribute:"see_also", value:"http://www.nessus.org/u?fc33855f");
script_set_attribute(attribute:"solution", value:
"Microsoft has released the following security updates to address this issue:
-KB4092460
-KB4227175
-KB4092479");
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:L/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-2018-8429");
script_set_attribute(attribute:"exploitability_ease", value:"No known exploits are available");
script_set_attribute(attribute:"vuln_publication_date", value:"2018/09/11");
script_set_attribute(attribute:"patch_publication_date", value:"2018/09/11");
script_set_attribute(attribute:"plugin_publication_date", value:"2018/09/11");
script_set_attribute(attribute:"plugin_type", value:"local");
script_set_attribute(attribute:"cpe", value:"cpe:/a:microsoft:excel");
script_end_attributes();
script_category(ACT_GATHER_INFO);
script_family(english:"Windows : Microsoft Bulletins");
script_copyright(english:"This script is Copyright (C) 2018-2019 and is owned by Tenable, Inc. or an Affiliate thereof.");
script_dependencies("office_installed.nasl", "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("install_func.inc");
global_var vuln;
get_kb_item_or_exit("SMB/MS_Bulletin_Checks/Possible");
bulletin = "MS18-09";
kbs = make_list(
'4227175', # 2010
'4092479', # 2013
'4092460' # 2016
);
if (get_kb_item("Host/patch_management_checks"))
hotfix_check_3rd_party(bulletin:bulletin, kbs:kbs, severity:SECURITY_WARNING);
get_kb_item_or_exit("SMB/Registry/Enumerated", exit_code:1);
port = kb_smb_transport();
######################################################################
# Excel 2010, 2013, 2016
######################################################################
excel_checks = make_array(
"14.0", make_array("sp", 2, "version", "14.0.7213.5000", "kb", "4227175"),
"15.0", make_array("sp", 1, "version", "15.0.5067.1000", "kb", "4092479"),
"16.0", make_array("sp", 0, "version", "16.0.4744.1000", "kb", "4092460")
);
if (hotfix_check_office_product(product:"Excel", checks:excel_checks, bulletin:bulletin))
{
replace_kb_item(name:'SMB/Missing/'+bulletin, value:TRUE);
hotfix_security_warning();
hotfix_check_fversion_end();
exit(0);
}
else
{
hotfix_check_fversion_end();
audit(AUDIT_HOST_NOT, 'affected');
}
CVSS2
Attack Vector
NETWORK
Attack Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
NONE
Availability Impact
NONE
AV:N/AC:M/Au:N/C:P/I:N/A:N
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
NONE
Availability Impact
NONE
CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
EPSS
Percentile
78.9%