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
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
AI Score
Confidence
High
EPSS
Percentile
97.3%
This host is missing a critical security
update according to Microsoft KB3203427.
# SPDX-FileCopyrightText: 2017 Greenbone AG
# Some text descriptions might be excerpted from (a) referenced
# source(s), and are Copyright (C) by the respective right holder(s).
#
# SPDX-License-Identifier: GPL-2.0-only
if(description)
{
script_oid("1.3.6.1.4.1.25623.1.0.810944");
script_version("2023-07-14T16:09:27+0000");
script_cve_id("CVE-2017-0283");
script_tag(name:"cvss_base", value:"9.3");
script_tag(name:"cvss_base_vector", value:"AV:N/AC:M/Au:N/C:C/I:C/A:C");
script_tag(name:"last_modification", value:"2023-07-14 16:09:27 +0000 (Fri, 14 Jul 2023)");
script_tag(name:"severity_vector", value:"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H");
script_tag(name:"severity_origin", value:"NVD");
script_tag(name:"severity_date", value:"2019-10-03 00:03:00 +0000 (Thu, 03 Oct 2019)");
script_tag(name:"creation_date", value:"2017-06-14 12:38:50 +0530 (Wed, 14 Jun 2017)");
script_tag(name:"qod_type", value:"executable_version");
script_name("Microsoft Office Word Viewer Remote Code Execution Vulnerability (KB3203427)");
script_tag(name:"summary", value:"This host is missing a critical security
update according to Microsoft KB3203427.");
script_tag(name:"vuldetect", value:"Checks if a vulnerable version is present on the target host.");
script_tag(name:"insight", value:"The flaw exists due to the way Windows Uniscribe
handles objects in memory.");
script_tag(name:"impact", value:"Successful exploitation will allow a remote
attacker to 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. Users whose accounts are configured to have fewer user rights on the
system could be less impacted than users who operate with administrative user
rights.");
script_tag(name:"affected", value:"Microsoft Word Viewer.");
script_tag(name:"solution", value:"The vendor has released updates. Please see the references for more information.");
script_tag(name:"solution_type", value:"VendorFix");
script_xref(name:"URL", value:"https://support.microsoft.com/en-us/help/3203427");
script_xref(name:"URL", value:"http://www.securityfocus.com/bid/98920");
script_category(ACT_GATHER_INFO);
script_copyright("Copyright (C) 2017 Greenbone AG");
script_family("Windows : Microsoft Bulletins");
script_dependencies("secpod_office_products_version_900032.nasl");
script_require_ports(139, 445);
script_mandatory_keys("SMB/Office/WordView/Version");
exit(0);
}
include("smb_nt.inc");
include("secpod_reg.inc");
include("version_func.inc");
include("secpod_smb_func.inc");
wordviewVer = get_kb_item("SMB/Office/WordView/Version");
if(!wordviewVer){
exit(0);
}
wordviewPath = get_kb_item("SMB/Office/WordView/Install/Path");
if(!wordviewPath){
wordviewPath = "Unable to fetch the install path";
}
offPath = registry_get_sz(key:"SOFTWARE\Microsoft\Windows\CurrentVersion",
item:"CommonFilesDir");
if(offPath)
{
offPath += "\Microsoft Shared\OFFICE11";
dllVer = fetch_file_version(sysPath:offPath, file_name:"usp10.dll");
if(dllVer)
{
if(version_is_less(version:dllVer, test_version:"1.0626.6002.24099"))
{
report = 'File checked: ' + offPath + "Usp10.dll" + '\n' +
'File version: ' + dllVer + '\n' +
'Vulnerable range: Less than 1.0626.6002.24099 \n' ;
security_message(data:report);
exit(0);
}
}
}
exit(0);
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
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
AI Score
Confidence
High
EPSS
Percentile
97.3%