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
LOCAL
Attack Complexity
HIGH
Privileges Required
LOW
User Interaction
NONE
Scope
CHANGED
Confidentiality Impact
HIGH
Integrity Impact
NONE
Availability Impact
NONE
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:N/A:N
AI Score
Confidence
High
EPSS
Percentile
100.0%
This host is missing a critical security
update according to Microsoft KB4056891
# SPDX-FileCopyrightText: 2018 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("1.3.6.1.4.1.25623.1.0.812293");
script_version("2023-11-03T16:10:08+0000");
script_cve_id("CVE-2018-0743", "CVE-2018-0744", "CVE-2018-0745", "CVE-2018-0746",
"CVE-2018-0747", "CVE-2018-0748", "CVE-2018-0749", "CVE-2018-0751",
"CVE-2018-0752", "CVE-2018-0753", "CVE-2018-0754", "CVE-2018-0758",
"CVE-2018-0762", "CVE-2018-0766", "CVE-2018-0767", "CVE-2018-0769",
"CVE-2018-0770", "CVE-2018-0772", "CVE-2018-0776", "CVE-2018-0777",
"CVE-2018-0780", "CVE-2018-0803", "CVE-2018-0781", "CVE-2017-5753",
"CVE-2017-5715", "CVE-2017-5754", "CVE-2018-0764", "CVE-2018-0786");
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:"2023-11-03 16:10:08 +0000 (Fri, 03 Nov 2023)");
script_tag(name:"severity_vector", value:"CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H");
script_tag(name:"severity_origin", value:"NVD");
script_tag(name:"severity_date", value:"2020-08-24 17:37:00 +0000 (Mon, 24 Aug 2020)");
script_tag(name:"creation_date", value:"2018-01-04 15:51:45 +0530 (Thu, 04 Jan 2018)");
script_name("Microsoft Windows Multiple Vulnerabilities (KB4056891)");
script_tag(name:"summary", value:"This host is missing a critical security
update according to Microsoft KB4056891");
script_tag(name:"vuldetect", value:"Checks if a vulnerable version is present on the target host.");
script_tag(name:"insight", value:"Multiple flaws exist due to:
- Microsoft Edge does not properly enforce cross-domain policies.
- The scripting engine handles objects in memory in Microsoft Edge.
- The scripting engine handles objects in memory in Microsoft Browsers.
- Windows Adobe Type Manager Font Driver (ATMFD.dll) fails to properly
handle objects in memory.
- Microsoft Edge PDF Reader improperly handles objects in memory.
- Windows kernel fails to properly handle objects in memory.
- An error in the way that the Windows Kernel API enforces permissions.
- An error in the Microsoft Server Message Block (SMB) Server when an attacker
with valid credentials attempts to open a specially crafted file over the SMB
protocol on the same machine.
- An error in the Windows kernel.
- An integer overflow in Windows Subsystem for Linux.
- Multiple errors leading to 'speculative execution side-channel attacks' that
affect many modern processors and operating systems including Intel, AMD, and ARM.
- Microsoft .NET Framework (and .NET Core) components do not completely validate
certificates.
- .NET, and .NET core, improperly process XML documents.");
script_tag(name:"impact", value:"Successful exploitation will allow an attacker
to elevate privileges, execute arbitrary code in the context of the current
user, potentially read data that was not intended to be disclosed, impersonate
processes, interject cross-process communication, or interrupt system
functionality, bypass certain security checks in the operating system and can
cause a target system to stop responding and conduct bounds check bypass,
branch target injection, rogue data cache load.");
script_tag(name:"affected", value:"Microsoft Windows 10 Version 1703 x32/x64.");
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/4056891");
script_category(ACT_GATHER_INFO);
script_copyright("Copyright (C) 2018 Greenbone AG");
script_family("Windows : Microsoft Bulletins");
script_dependencies("smb_reg_service_pack.nasl");
script_require_ports(139, 445);
script_mandatory_keys("SMB/WindowsVersion");
exit(0);
}
include("smb_nt.inc");
include("secpod_reg.inc");
include("version_func.inc");
include("secpod_smb_func.inc");
if(hotfix_check_sp(win10:1, win10x64:1) <= 0){
exit(0);
}
sysPath = smb_get_system32root();
if(!sysPath ){
exit(0);
}
edgeVer = fetch_file_version(sysPath:sysPath, file_name:"edgehtml.dll");
if(!edgeVer){
exit(0);
}
if(version_in_range(version:edgeVer, test_version:"11.0.15063.0", test_version2:"11.0.15063.849"))
{
report = 'File checked: ' + sysPath + "\Edgehtml.dll" + '\n' +
'File version: ' + edgeVer + '\n' +
'Vulnerable range: 11.0.15063.0 - 11.0.15063.849\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
LOCAL
Attack Complexity
HIGH
Privileges Required
LOW
User Interaction
NONE
Scope
CHANGED
Confidentiality Impact
HIGH
Integrity Impact
NONE
Availability Impact
NONE
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:N/A:N
AI Score
Confidence
High
EPSS
Percentile
100.0%