7.5 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
7.6 High
AI Score
Confidence
High
0.001 Low
EPSS
Percentile
38.7%
The version of tested product installed on the remote host is prior to tested version. It is, therefore, affected by a denial of service as referenced in the vendor advisory.
Note that Nessus has not tested for these issues but has instead relied only on the application’s self-reported version number.
#%NASL_MIN_LEVEL 80900
##
# (C) Tenable, Inc.
##
include('compat.inc');
if (description)
{
script_id(190545);
script_version("1.3");
script_set_attribute(attribute:"plugin_modification_date", value:"2024/03/12");
script_cve_id("CVE-2024-21386");
script_xref(name:"IAVA", value:"2024-A-0093");
script_name(english:"Security Update for Microsoft ASP.NET Core (February 2024) (CVE-2024-21386)");
script_set_attribute(attribute:"synopsis", value:
"The remote Windows host is affected by a ASP.NET Core vulnerability");
script_set_attribute(attribute:"description", value:
"The version of tested product installed on the remote host is prior to tested version. It is, therefore, affected by
a denial of service as referenced in the vendor advisory.
- ASP.NET Core Denial of Service Vulnerability
Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version
number.");
script_set_attribute(attribute:"see_also", value:"https://dotnet.microsoft.com/en-us/download/dotnet/8.0");
script_set_attribute(attribute:"see_also", value:"https://github.com/dotnet/announcements/issues/295");
script_set_attribute(attribute:"see_also", value:"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2024-21386");
# https://github.com/dotnet/core/blob/main/release-notes/8.0/8.0.2/8.0.2.md
script_set_attribute(attribute:"see_also", value:"http://www.nessus.org/u?0b5f551d");
script_set_attribute(attribute:"solution", value:
"Update .NET Core, remove vulnerable packages and refer to vendor advisory.");
script_set_cvss_base_vector("CVSS2#AV:N/AC:L/Au:N/C:N/I:N/A:C");
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:N/S:U/C:N/I:N/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-2024-21386");
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:"2024/02/14");
script_set_attribute(attribute:"patch_publication_date", value:"2024/02/14");
script_set_attribute(attribute:"plugin_publication_date", value:"2024/02/14");
script_set_attribute(attribute:"plugin_type", value:"local");
script_set_attribute(attribute:"cpe", value:"cpe:/a:microsoft:asp.net_core");
script_set_attribute(attribute:"stig_severity", value:"I");
script_end_attributes();
script_category(ACT_GATHER_INFO);
script_family(english:"Windows : Microsoft Bulletins");
script_copyright(english:"This script is Copyright (C) 2024 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");
exit(0);
}
include('vcf.inc');
var app = 'ASP .NET Core Windows';
#var conversions = {"preview" : -70, "rc": -20};
#vcf::add_conversions(conversions);
var app_info = vcf::get_app_info(app:app, win_local:TRUE);
var constraints = [
{'min_version': '6.0', 'fixed_version': '6.0.27'},
{'min_version': '7.0', 'fixed_version': '7.0.16'},
{'min_version': '8.0', 'fixed_version': '8.0.2'}
];
vcf::check_version_and_report(app_info:app_info, constraints:constraints, severity:SECURITY_HOLE);
Vendor | Product | Version | CPE |
---|---|---|---|
microsoft | asp.net_core | cpe:/a:microsoft:asp.net_core |
7.5 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
7.6 High
AI Score
Confidence
High
0.001 Low
EPSS
Percentile
38.7%