CVSS2
Attack Vector
NETWORK
Attack Complexity
HIGH
Authentication
NONE
Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
AV:N/AC:H/Au:N/C:C/I:C/A:C
CVSS3
Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
AI Score
Confidence
High
EPSS
Percentile
94.9%
This host is missing a critical security
update according to Microsoft KB4011125
# 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("1.3.6.1.4.1.25623.1.0.811822");
script_version("2023-07-25T05:05:58+0000");
script_cve_id("CVE-2017-8696");
script_tag(name:"cvss_base", value:"7.6");
script_tag(name:"cvss_base_vector", value:"AV:N/AC:H/Au:N/C:C/I:C/A:C");
script_tag(name:"last_modification", value:"2023-07-25 05:05:58 +0000 (Tue, 25 Jul 2023)");
script_tag(name:"severity_vector", value:"CVSS:3.0/AV:N/AC:H/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:"2017-09-21 18:47:00 +0000 (Thu, 21 Sep 2017)");
script_tag(name:"creation_date", value:"2017-09-13 12:26:27 +0530 (Wed, 13 Sep 2017)");
script_name("Microsoft Office Word Viewer Remote Code Execution Vulnerability (KB4011125)");
script_tag(name:"summary", value:"This host is missing a critical security
update according to Microsoft KB4011125");
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 due to the way Windows
Uniscribe handles objects in memory.");
script_tag(name:"impact", value:"Successful exploitation will allow
an attacker who successfully exploited this vulnerability to take control
of the affected system.");
script_tag(name:"affected", value:"Microsoft Office 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_tag(name:"qod_type", value:"executable_version");
script_xref(name:"URL", value:"https://support.microsoft.com/en-us/help/4011125");
script_xref(name:"URL", value:"http://www.securityfocus.com/bid/100780");
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_mandatory_keys("SMB/Office/WordView/Version");
script_require_ports(139, 445);
exit(0);
}
include("smb_nt.inc");
include("host_details.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:"1.626.6002.24173"))
{
report = 'File checked: ' + offPath + "\Usp10.dll" + '\n' +
'File version: ' + dllVer + '\n' +
'Vulnerable range: Less than 1.626.6002.24173 \n' ;
security_message(data:report);
exit(0);
}
}
}
exit(0);
CVSS2
Attack Vector
NETWORK
Attack Complexity
HIGH
Authentication
NONE
Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
AV:N/AC:H/Au:N/C:C/I:C/A:C
CVSS3
Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
AI Score
Confidence
High
EPSS
Percentile
94.9%