| code | #
# (C) Tenable Network Security, Inc.
#
# The descriptive text and package checks in this plugin were
# extracted from the Microsoft Security Updates API. The text
# itself is copyright (C) Microsoft Corporation.
#
include("compat.inc");
if (description)
{
script_id(104665);
script_version("1.8");
script_cvs_date("Date: 2019/11/12");
script_cve_id("CVE-2017-11879", "CVE-2017-11883");
script_bugtraq_id(101713, 101835);
script_name(english:"Security Update ASP .NET Core September 2017");
script_summary(english:"Checks for Registry for ASP.Net Version");
script_set_attribute(attribute:"synopsis", value:
"The remote Windows host is affected by an ASP.NET Core runtime
vulnerability.");
script_set_attribute(attribute:"description", value:
"The remote Windows host has an installation of ASP.NET Core
runtime package store with a version less than 2.0.12219.0.
Therefore the host is affected by multiple vulnerabilities :
- An open redirect vulnerability
that can lead to an escalation of privilege.
(CVE-2017-11879)
- A flaw that is triggered as web requests are not properly
handled. This may allow a context-dependent attacker to cause
a denial of service.
(CVE-2017-11883)");
script_set_attribute(attribute:"see_also", value:"https://github.com/aspnet/announcements/issues/278");
script_set_attribute(attribute:"see_also", value:"https://github.com/aspnet/announcements/issues/277");
# https://download.microsoft.com/download/5/C/1/5C190037-632B-443D-842D-39085F02E1E8/AspNetCore.2.0.3.RuntimePackageStore_x64.exe
script_set_attribute(attribute:"see_also", value:"http://www.nessus.org/u?76216cca");
# https://download.microsoft.com/download/5/C/1/5C190037-632B-443D-842D-39085F02E1E8/AspNetCore.2.0.3.RuntimePackageStore_x86.exe
script_set_attribute(attribute:"see_also", value:"http://www.nessus.org/u?c82bcb0e");
script_set_attribute(attribute:"solution", value:
"Download and update ASP .NET Core 2.0.3 runtime packages.");
script_set_cvss_base_vector("CVSS2#AV:N/AC:M/Au:N/C:P/I:N/A:N");
script_set_cvss_temporal_vector("CVSS2#E:U/RL:OF/RC:C");
script_set_cvss3_base_vector("CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H");
script_set_cvss3_temporal_vector("CVSS:3.0/E:U/RL:O/RC:C");
script_set_attribute(attribute:"cvss_score_source", value:"CVE-2017-11879");
script_set_attribute(attribute:"exploitability_ease", value:"No known exploits are available");
script_set_attribute(attribute:"exploit_available", value:"false");
script_set_attribute(attribute:"vuln_publication_date", value:"2017/11/14");
script_set_attribute(attribute:"patch_publication_date", value:"2017/11/14");
script_set_attribute(attribute:"plugin_publication_date", value:"2017/11/17");
script_set_attribute(attribute:"plugin_type", value:"local");
script_set_attribute(attribute:"cpe", value:"cpe:/a:microsoft:.net_core");
script_end_attributes();
script_category(ACT_GATHER_INFO);
script_family(english:"Windows");
script_copyright(english:"This script is Copyright (C) 2017-2019 and is owned by Tenable, Inc. or an Affiliate thereof.");
script_dependencies("microsoft_asp_dotnet_core_win.nbin");
script_require_keys("installed_sw/ASP .NET Core Windows");
script_require_ports(139, 445);
exit(0);
}
include("global_settings.inc");
include("audit.inc");
include("install_func.inc");
include("misc_func.inc");
include("smb_func.inc");
bulletin = "MS17-11";
appname = 'ASP .NET Core Windows';
port = kb_smb_transport();
get_install_count(app_name:appname, exit_if_zero:TRUE);
install = get_single_install(app_name:appname, exit_if_unknown_ver:TRUE);
fix_ver = "2.0.12219.0";
version = install['version'];
if(ver_compare(ver: version, fix:fix_ver) < 0)
{
report =
'\n Path : ' + install['path'] +
'\n Installed version : ' + version +
'\n Fixed version : ' + fix_ver +
'\n';
security_report_v4(port:port, severity:SECURITY_WARNING, extra:report);
exit(0);
}
audit(AUDIT_INST_VER_NOT_VULN, appname, version);
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