9.3 High
CVSS2
Attack Vector
NETWORK
Attack Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
AV:N/AC:M/Au:N/C:C/I:C/A:C
7.8 High
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
0.955 High
EPSS
Percentile
99.4%
The Microsoft Office Products are missing a security update.
It is, therefore, affected by the following vulnerability :
#%NASL_MIN_LEVEL 70300
#
# (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('deprecated_nasl_level.inc');
include('compat.inc');
if (description)
{
script_id(103754);
script_version("1.11");
script_set_attribute(attribute:"plugin_modification_date", value:"2023/02/17");
script_cve_id("CVE-2017-11826");
script_bugtraq_id(101219);
script_xref(name:"MSFT", value:"MS17-4011236");
script_xref(name:"IAVA", value:"2017-A-0291-S");
script_xref(name:"CISA-KNOWN-EXPLOITED", value:"2022/03/24");
script_name(english:"Security Update for Microsoft Office Word Viewer (October 2017)");
script_set_attribute(attribute:"synopsis", value:
"The Microsoft Office Products are missing a security update.");
script_set_attribute(attribute:"description", value:
"The Microsoft Office Products are missing a security update.
It is, therefore, affected by the following vulnerability :
- A remote code execution vulnerability exists in
Microsoft Office software when the software fails to
properly handle objects in memory. An attacker who
successfully exploited the vulnerability could run
arbitrary code in the context of the current user. If
the current user is logged on with administrative user
rights, an attacker could take control of the affected
system. An attacker could then install programs; view,
change, or delete data; or create new accounts with full
user rights. (CVE-2017-11826)");
# https://support.microsoft.com/en-us/help/4011236/description-of-the-security-update-for-word-viewer-october-10-2017
script_set_attribute(attribute:"see_also", value:"http://www.nessus.org/u?39e172c7");
script_set_attribute(attribute:"solution", value:
"Microsoft has released security update KB4011236 to address this issue");
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_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:H/RL:O/RC:C");
script_set_attribute(attribute:"cvss_score_source", value:"CVE-2017-11826");
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_set_attribute(attribute:"vuln_publication_date", value:"2017/10/10");
script_set_attribute(attribute:"patch_publication_date", value:"2017/10/10");
script_set_attribute(attribute:"plugin_publication_date", value:"2017/10/10");
script_set_attribute(attribute:"plugin_type", value:"local");
script_set_attribute(attribute:"cpe", value:"cpe:/a:microsoft:word_viewer");
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) 2017-2023 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("misc_func.inc");
include("install_func.inc");
get_kb_item_or_exit("SMB/MS_Bulletin_Checks/Possible");
bulletin = "MS17-10";
kbs = make_list(
'4011236' # Office Word Viewer
);
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);
vuln = FALSE;
port = kb_smb_transport();
######################################################################
# Word Viewer
######################################################################
var word_vwr_checks = make_array(
"11.0", make_array("version", "11.0.8444.0", "kb", "4011236")
);
if (hotfix_check_office_product(product:"WordViewer", display_name:"Word Viewer", checks:word_vwr_checks, bulletin:bulletin))
vuln = TRUE;
if (vuln)
{
replace_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');
}
Vendor | Product | Version | CPE |
---|---|---|---|
microsoft | word_viewer | cpe:/a:microsoft:word_viewer |
9.3 High
CVSS2
Attack Vector
NETWORK
Attack Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
AV:N/AC:M/Au:N/C:C/I:C/A:C
7.8 High
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
0.955 High
EPSS
Percentile
99.4%