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
AI Score
Confidence
High
Apache Tomcat is prone to a denial of service (DoS)
vulnerability.
# SPDX-FileCopyrightText: 2024 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
CPE = "cpe:/a:apache:tomcat";
if (description)
{
script_oid("1.3.6.1.4.1.25623.1.0.152543");
script_version("2024-07-04T07:23:28+0000");
script_tag(name:"last_modification", value:"2024-07-04 07:23:28 +0000 (Thu, 04 Jul 2024)");
script_tag(name:"creation_date", value:"2024-07-04 02:05:52 +0000 (Thu, 04 Jul 2024)");
script_tag(name:"cvss_base", value:"7.8");
script_tag(name:"cvss_base_vector", value:"AV:N/AC:L/Au:N/C:N/I:N/A:C");
script_cve_id("CVE-2024-34750");
script_tag(name:"qod_type", value:"remote_banner_unreliable");
script_tag(name:"solution_type", value:"VendorFix");
script_name("Apache Tomcat DoS Vulnerability (Jul 2024) - Linux");
script_category(ACT_GATHER_INFO);
script_copyright("Copyright (C) 2024 Greenbone AG");
script_family("Web Servers");
script_dependencies("gb_apache_tomcat_consolidation.nasl", "os_detection.nasl");
script_mandatory_keys("apache/tomcat/detected", "Host/runs_unixoide");
script_tag(name:"summary", value:"Apache Tomcat is prone to a denial of service (DoS)
vulnerability.");
script_tag(name:"vuldetect", value:"Checks if a vulnerable version is present on the target host.");
script_tag(name:"insight", value:"When processing an HTTP/2 stream, Tomcat did not handle some
cases of excessive HTTP headers correctly. This led to a miscounting of active HTTP/2 streams
which in turn led to the use of an incorrect infinite timeout which allowed connections to remain
open which should have been closed.");
script_tag(name:"affected", value:"Apache Tomcat versions 9.0.0-M1 through 9.0.89, 10.1.0-M1
through 10.1.24 and 11.0.0-M1 through 11.0.0-M20.");
script_tag(name:"solution", value:"Update to version 9.0.90, 10.1.25, 11.0.0-M21 or later.");
script_xref(name:"URL", value:"https://lists.apache.org/thread/4kqf0bc9gxymjc2x7v3p7dvplnl77y8l");
exit(0);
}
include("host_details.inc");
include("version_func.inc");
if (isnull(port = get_app_port(cpe: CPE)))
exit(0);
if (!infos = get_app_version_and_location(cpe: CPE, port: port, exit_no_version: TRUE))
exit(0);
version = infos["version"];
location = infos["location"];
if (version_in_range_exclusive(version: version, test_version_lo: "9.0.0.M1", test_version_up: "9.0.90")) {
report = report_fixed_ver(installed_version: version, fixed_version: "9.0.90", install_path: location);
security_message(port: port, data: report);
exit(0);
}
if (version_in_range_exclusive(version: version, test_version_lo: "10.1.0.M1", test_version_up: "10.1.25")) {
report = report_fixed_ver(installed_version: version, fixed_version: "10.1.25", install_path: location);
security_message(port: port, data: report);
exit(0);
}
if (version_in_range_exclusive(version: version, test_version_lo: "11.0.0.M1", test_version_up: "11.0.0.M21")) {
report = report_fixed_ver(installed_version: version, fixed_version: "11.0.0-M21", install_path: location);
security_message(port: port, data: report);
exit(0);
}
exit(99);