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
EPSS
Percentile
86.9%
The version of Curl installed on the remote host is affected by a denial of service vulnerability due to accepting and storing unlimited large headers.
Note that Nessus has not tested for this issue 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(181409);
script_version("1.4");
script_set_attribute(attribute:"plugin_modification_date", value:"2023/10/12");
script_cve_id("CVE-2023-38039");
script_xref(name:"IAVA", value:"2023-A-0485-S");
script_name(english:"Curl 7.84 <= 8.2.1 Header DoS (CVE-2023-38039)");
script_set_attribute(attribute:"synopsis", value:
"The remote Windows host has a program that is affected by a denial of service vulnerability.");
script_set_attribute(attribute:"description", value:
"The version of Curl installed on the remote host is affected by a denial of service vulnerability due to accepting
and storing unlimited large headers.
Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version
number.");
script_set_attribute(attribute:"see_also", value:"https://curl.se/docs/CVE-2023-38039.html");
script_set_attribute(attribute:"solution", value:
"Upgrade Curl to version 8.3.0 or later");
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:POC/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:P/RL:O/RC:C");
script_set_attribute(attribute:"cvss_score_source", value:"CVE-2023-38039");
script_set_attribute(attribute:"exploitability_ease", value:"Exploits are available");
script_set_attribute(attribute:"exploit_available", value:"true");
script_set_attribute(attribute:"vuln_publication_date", value:"2023/09/13");
script_set_attribute(attribute:"patch_publication_date", value:"2023/09/13");
script_set_attribute(attribute:"plugin_publication_date", value:"2023/09/14");
script_set_attribute(attribute:"plugin_type", value:"local");
script_set_attribute(attribute:"cpe", value:"cpe:/a:haxx:curl");
script_set_attribute(attribute:"stig_severity", value:"I");
script_set_attribute(attribute:"thorough_tests", value:"true");
script_end_attributes();
script_category(ACT_GATHER_INFO);
script_family(english:"Windows");
script_copyright(english:"This script is Copyright (C) 2023 and is owned by Tenable, Inc. or an Affiliate thereof.");
script_dependencies("curl_win_installed.nbin");
script_require_keys("installed_sw/Curl", "SMB/Registry/Enumerated");
exit(0);
}
include('vcf.inc');
var app_info = vcf::get_app_info(app:'Curl', win_local:TRUE);
var constraints = [{'min_version': '7.84.0', 'max_version': '8.2.1', 'fixed_version' : '8.3.0' }];
vcf::check_version_and_report(app_info:app_info, constraints:constraints, severity:SECURITY_HOLE);