8.4 High
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
CHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
NONE
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:N
6.8 Medium
AI Score
Confidence
Low
0.0004 Low
EPSS
Percentile
15.5%
Elastic Logstash is prone to an information disclosure
vulnerability.
# SPDX-FileCopyrightText: 2023 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:elastic:logstash";
if(description)
{
script_oid("1.3.6.1.4.1.25623.1.0.126544");
script_version("2023-11-24T16:09:32+0000");
script_tag(name:"last_modification", value:"2023-11-24 16:09:32 +0000 (Fri, 24 Nov 2023)");
script_tag(name:"creation_date", value:"2023-11-16 10:15:01 +0000 (Thu, 16 Nov 2023)");
script_tag(name:"cvss_base", value:"4.6");
script_tag(name:"cvss_base_vector", value:"AV:L/AC:L/Au:S/C:C/I:N/A:N");
script_tag(name:"severity_vector", value:"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N");
script_tag(name:"severity_origin", value:"NVD");
script_tag(name:"severity_date", value:"2023-11-22 22:38:00 +0000 (Wed, 22 Nov 2023)");
script_cve_id("CVE-2023-46672");
# The Logstash version might differ from the Elasticsearch version detected
# by gb_elastic_elasticsearch_detect_http.nasl
script_tag(name:"qod_type", value:"remote_banner_unreliable");
script_tag(name:"solution_type", value:"VendorFix");
script_name("Elastic Logstash 8.10.x < 8.11.1 Information Disclosure Vulnerability (ESA-2023-26)");
script_category(ACT_GATHER_INFO);
script_copyright("Copyright (C) 2023 Greenbone AG");
script_family("Web application abuses");
script_dependencies("gb_elastic_elasticsearch_detect_http.nasl");
script_mandatory_keys("elastic/logstash/detected");
script_tag(name:"summary", value:"Elastic Logstash is prone to an information disclosure
vulnerability.");
script_tag(name:"vuldetect", value:"Checks if a vulnerable version is present on the target host.");
script_tag(name:"insight", value:"A sensitive information was recorded in Logstash logs under
specific circumstances:
- Logstash is configured to log in JSON format 11, which is not the default logging format.
- Sensitive data is stored in the Logstash keystore and referenced as a variable in Logstash
configuration.");
script_tag(name:"affected", value:"Elastic Logstash version 8.10.x prior to 8.11.1.");
script_tag(name:"solution", value:"Update to version 8.11.1 or later.");
script_xref(name:"URL", value:"https://discuss.elastic.co/t/logstash-8-11-1-security-update-esa-2023-26/347191");
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: "8.10.0", test_version_up: "8.11.1")) {
report = report_fixed_ver(installed_version: version, fixed_version: "8.11.1", install_path: location);
security_message(port: port, data: report);
exit(0);
}
exit(99);
8.4 High
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
CHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
NONE
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:N
6.8 Medium
AI Score
Confidence
Low
0.0004 Low
EPSS
Percentile
15.5%