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openvasCopyright (C) 2023 Greenbone AGOPENVAS:1361412562310118549
HistoryNov 02, 2023 - 12:00 a.m.

Tenable Nessus Agent 10.4.2 Multiple Vulnerabilities (TNS-2023-38)

2023-11-0200:00:00
Copyright (C) 2023 Greenbone AG
plugins.openvas.org
7
tenable nessus agent
multiple vulnerabilities
ssl
file loading
10.4.2
cve-2023-3446
cve-2023-3817
cve-2023-4807
cve-2023-5847
cve-2023-45853

9.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

7.2 High

AI Score

Confidence

High

0.003 Low

EPSS

Percentile

65.6%

Tenable Nessus Agent is prone to multiple vulnerabilities.

# 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:tenable:nessus_agent";

if(description)
{
  script_oid("1.3.6.1.4.1.25623.1.0.118549");
  script_version("2024-02-09T14:47:30+0000");
  script_tag(name:"last_modification", value:"2024-02-09 14:47:30 +0000 (Fri, 09 Feb 2024)");
  script_tag(name:"creation_date", value:"2023-11-02 15:15:15 +0000 (Thu, 02 Nov 2023)");
  script_tag(name:"cvss_base", value:"10.0");
  script_tag(name:"cvss_base_vector", value:"AV:N/AC:L/Au:N/C:C/I:C/A:C");
  script_tag(name:"severity_vector", value:"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H");
  script_tag(name:"severity_origin", value:"NVD");
  script_tag(name:"severity_date", value:"2023-10-19 12:44:00 +0000 (Thu, 19 Oct 2023)");

  script_cve_id("CVE-2023-3446", "CVE-2023-3817", "CVE-2023-4807", "CVE-2023-5847",
                "CVE-2023-45853");

  script_tag(name:"qod_type", value:"registry");

  script_tag(name:"solution_type", value:"VendorFix");

  script_name("Tenable Nessus Agent 10.4.2 Multiple Vulnerabilities (TNS-2023-38)");

  script_category(ACT_GATHER_INFO);

  script_copyright("Copyright (C) 2023 Greenbone AG");
  script_family("General");
  script_dependencies("gb_tenable_nessus_agent_detect_smb.nasl");
  script_mandatory_keys("tenable/nessus_agent/detected");

  script_tag(name:"summary", value:"Tenable Nessus Agent is prone to multiple vulnerabilities.");

  script_tag(name:"vuldetect", value:"Checks if a vulnerable version is present on the target host.");

  script_tag(name:"insight", value:"Nessus Agent leverages third-party software to help provide
  underlying functionality. Several of the third-party components (OpenSSL, zlib) were found to
  contain vulnerabilities, and updated versions have been made available by the providers.

  Out of caution and in line with best practice, Tenable has opted to upgrade these components
  to address the potential impact of the issues. Nessus Agent 10.4.3 updates OpenSSL to version
  3.0.12 and zlib fixes have been applied to address the identified vulnerabilities.

  Additionally, one other vulnerability was discovered, reported and fixed:

  - CVE-2023-5847: Under certain conditions, a low privileged attacker could load a specially
  crafted file during installation or upgrade to escalate privileges on Windows and Linux hosts.");

  script_tag(name:"affected", value:"Tenable Nessus Agent version 10.4.2.");

  script_tag(name:"solution", value:"Update to version 10.4.3 or later.");

  script_xref(name:"URL", value:"https://www.tenable.com/security/tns-2023-38");

  exit(0);
}

include("version_func.inc");
include("host_details.inc");

if( ! infos = get_app_version_and_location( cpe:CPE, exit_no_version:TRUE ) )
  exit( 0 );

version = infos["version"];
location = infos["location"];

if( version_is_equal( version:version, test_version:"10.4.2" ) ) {
  report = report_fixed_ver( installed_version:version, fixed_version:"10.4.3", install_path:location );
  security_message( port:0, data:report );
  exit( 0 );
}

exit( 99 );

9.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

7.2 High

AI Score

Confidence

High

0.003 Low

EPSS

Percentile

65.6%