CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
NONE
Availability Impact
NONE
AV:N/AC:L/Au:N/C:P/I:N/A:N
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
NONE
Availability Impact
NONE
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
AI Score
Confidence
High
EPSS
Percentile
88.9%
This host is missing an important security
update according to Microsoft KB4480054
# SPDX-FileCopyrightText: 2019 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("1.3.6.1.4.1.25623.1.0.814726");
script_version("2023-07-14T16:09:27+0000");
script_cve_id("CVE-2019-0545");
script_tag(name:"cvss_base", value:"5.0");
script_tag(name:"cvss_base_vector", value:"AV:N/AC:L/Au:N/C:P/I:N/A:N");
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:N/S:U/C:H/I:N/A:N");
script_tag(name:"severity_origin", value:"NVD");
script_tag(name:"severity_date", value:"2019-01-14 20:54:00 +0000 (Mon, 14 Jan 2019)");
script_tag(name:"creation_date", value:"2019-01-09 12:10:27 +0530 (Wed, 09 Jan 2019)");
script_name("Microsoft .NET Framework Information Disclosure Vulnerability (KB4480054)");
script_tag(name:"summary", value:"This host is missing an important security
update according to Microsoft KB4480054");
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 an error which allows
to bypass CORS configuration.");
script_tag(name:"impact", value:"Successful exploitation will allow an attacker
who successfully exploited the vulnerability to retrieve content, that is normally
restricted, from a web application.");
script_tag(name:"affected", value:"- Microsoft .NET Framework 4.6, 4.6.1, 4.6.2, 4.7, 4.7.1, and 4.7.2 on Microsoft Windows 8.1 for 32-bit/x64
- Microsoft Windows Server 2012 R2");
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/4480054");
script_xref(name:"URL", value:"http://www.securityfocus.com/bid/106405");
script_category(ACT_GATHER_INFO);
script_copyright("Copyright (C) 2019 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(win8_1:1, win8_1x64:1, win2012R2:1) <= 0){
exit(0);
}
if(!registry_key_exists(key:"SOFTWARE\Microsoft\.NETFramework")){
if(!registry_key_exists(key:"SOFTWARE\Microsoft\ASP.NET")){
exit(0);
}
}
key_list = make_list("SOFTWARE\Microsoft\.NETFramework\", "SOFTWARE\Microsoft\ASP.NET\");
foreach key(key_list)
{
if(".NETFramework" >< key)
{
foreach item (registry_enum_keys(key:key))
{
NetPath = registry_get_sz(key:key + item, item:"InstallRoot");
if(NetPath && "\Microsoft.NET\Framework" >< NetPath)
{
foreach item (registry_enum_keys(key:key))
{
dotPath = NetPath + item;
dllVer = fetch_file_version(sysPath:dotPath, file_name:"system.dll");
if(dllVer)
{
if(version_in_range(version:dllVer, test_version:"4.6", test_version2:"4.7.3313")){
VULN = TRUE ;
break;
}
}
}
}
}
}
if((!VULN) && "ASP.NET" >< key)
{
foreach item (registry_enum_keys(key:key))
{
dotPath = registry_get_sz(key:key + item, item:"Path");
if(dotPath && "\Microsoft.NET\Framework" >< dotPath)
{
dllVer = fetch_file_version(sysPath:dotPath, file_name:"system.dll");
if(dllVer)
{
if(version_in_range(version:dllVer, test_version:"4.6", test_version2:"4.7.3313")){
VULN = TRUE ;
break;
}
}
}
}
}
if(VULN)
{
report = report_fixed_ver(file_checked:dotPath + "system.dll",
file_version:dllVer, vulnerable_range:"4.6 - 4.7.3313");
security_message(data:report);
exit(0);
}
}
exit(99);
CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
NONE
Availability Impact
NONE
AV:N/AC:L/Au:N/C:P/I:N/A:N
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
NONE
Availability Impact
NONE
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
AI Score
Confidence
High
EPSS
Percentile
88.9%