10 High
CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
AV:N/AC:L/Au:N/C:C/I:C/A:C
7.1 High
AI Score
Confidence
Low
0.125 Low
EPSS
Percentile
95.4%
KingView is prone to a buffer overflow vulnerability.
# Copyright (C) 2011 Greenbone Networks GmbH
# 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-or-later
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License
# as published by the Free Software Foundation; either version 2
# of the License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
if(description)
{
script_oid("1.3.6.1.4.1.25623.1.0.902724");
script_version("2022-04-28T13:38:57+0000");
script_tag(name:"last_modification", value:"2022-04-28 13:38:57 +0000 (Thu, 28 Apr 2022)");
script_tag(name:"creation_date", value:"2011-08-29 16:22:41 +0200 (Mon, 29 Aug 2011)");
script_cve_id("CVE-2011-3142");
script_xref(name:"URL", value:"http://www.securityfocus.com/bid/46757");
script_tag(name:"cvss_base", value:"10.0");
script_tag(name:"cvss_base_vector", value:"AV:N/AC:L/Au:N/C:C/I:C/A:C");
script_name("WellinTech KingView 'KVWebSvr.dll' ActiveX Control Heap Buffer Overflow Vulnerability");
script_category(ACT_GATHER_INFO);
script_copyright("Copyright (C) 2011 Greenbone Networks GmbH");
script_family("Buffer overflow");
script_dependencies("smb_reg_service_pack.nasl");
script_require_ports(139, 445);
script_mandatory_keys("SMB/WindowsVersion");
script_tag(name:"insight", value:"The flaw exists due to error in 'KVWebSvr.dll' file, when 'ValidateUser'
method in an ActiveX component called with a specially crafted argument to cause a stack-based buffer overflow.");
script_tag(name:"summary", value:"KingView is prone to a buffer overflow vulnerability.");
script_tag(name:"solution", value:"Upgrade KVWebSrv.dll file version to 65.30.2010.18019.");
script_tag(name:"impact", value:"Successful exploitation will allow remote attackers to execute arbitrary
code in the context of the application. Failed attacks will cause
denial-of-service conditions.");
script_tag(name:"affected", value:"KingView version 6.53 and 6.52");
script_tag(name:"solution_type", value:"VendorFix");
script_tag(name:"qod_type", value:"executable_version");
exit(0);
}
include("smb_nt.inc");
include("version_func.inc");
include("secpod_smb_func.inc");
if(!get_kb_item("SMB/WindowsVersion"))
exit(0);
if(!registry_key_exists(key:"SOFTWARE\WellinControl Technology Development Co.,Ltd."))
exit(0);
key = "SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\";
if(!registry_key_exists(key:key))
exit(0);
foreach item(registry_enum_keys(key:key))
{
kvName = registry_get_sz(key:key + item, item:"DisplayName");
if("Kingview" >< kvName)
{
kvVer = registry_get_sz(key:key + item, item:"DisplayVersion");
if(kvVer!= NULL)
{
if(version_is_equal(version:kvVer, test_version:"6.52") ||
version_is_equal(version:kvVer, test_version:"6.53"))
{
dllPath = registry_get_sz(key:"SOFTWARE\Microsoft\Windows\CurrentVersion",
item:"ProgramFilesDir");
if(dllPath)
{
dllVer = fetch_file_version(sysPath:dllPath, file_name:"Kingview\KVWebSvr.dll");
{
if(version_is_less(version:dllVer, test_version:"65.30.2010.18019")){
security_message( port: 0, data: "The target host was found to be vulnerable" );
}
}
}
}
}
}
}