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openvasCopyright (C) 2019 Greenbone Networks GmbHOPENVAS:1361412562310143077
HistoryOct 30, 2019 - 12:00 a.m.

ISC BIND 9.14.0 < 9.14.7, 9.15.0 < 9.15.5 Multiple Vulnerabilities - Windows

2019-10-3000:00:00
Copyright (C) 2019 Greenbone Networks GmbH
plugins.openvas.org
7

5 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:N/AC:L/Au:N/C:N/I:N/A:P

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

7.7 High

AI Score

Confidence

High

0.003 Low

EPSS

Percentile

65.6%

ISC BIND is prone to multiple vulnerabilities.

# Copyright (C) 2019 Greenbone Networks GmbH
# 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-or-later
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License
# as published by the Free Software Foundation; either version 2
# of the License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.

CPE = "cpe:/a:isc:bind";

if (description)
{
  script_oid("1.3.6.1.4.1.25623.1.0.143077");
  script_version("2023-10-27T16:11:32+0000");
  script_tag(name:"last_modification", value:"2023-10-27 16:11:32 +0000 (Fri, 27 Oct 2023)");
  script_tag(name:"creation_date", value:"2019-10-30 06:34:43 +0000 (Wed, 30 Oct 2019)");
  script_tag(name:"cvss_base", value:"5.0");
  script_tag(name:"cvss_base_vector", value:"AV:N/AC:L/Au:N/C:N/I:N/A:P");
  script_tag(name:"severity_vector", value:"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H");
  script_tag(name:"severity_origin", value:"NVD");
  script_tag(name:"severity_date", value:"2019-10-24 06:15:00 +0000 (Thu, 24 Oct 2019)");

  script_cve_id("CVE-2019-6475", "CVE-2019-6476");

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

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

  script_name("ISC BIND 9.14.0 < 9.14.7, 9.15.0 < 9.15.5 Multiple Vulnerabilities - Windows");

  script_category(ACT_GATHER_INFO);

  script_copyright("Copyright (C) 2019 Greenbone Networks GmbH");
  script_family("General");
  script_dependencies("gb_isc_bind_consolidation.nasl", "os_detection.nasl");
  script_mandatory_keys("isc/bind/detected", "Host/runs_windows");

  script_tag(name:"summary", value:"ISC BIND 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:"ISC BIND is prone to multiple vulnerabilities:

  - A flaw in mirror zone validity checking can allow zone data to be spoofed (CVE-2019-6475)

  - An error in QNAME minimization code can cause BIND to exit with an assertion failure (CVE-2019-6476)");

  script_tag(name:"impact", value:"An on-path attacker who manages to successfully exploit this vulnerability can
  replace the mirrored zone (usually the root) with data of their own choosing, effectively bypassing DNSSEC
  protection (CVE-2019-6475) and an attacker who manages to deliberately trigger this condition on a server which
  is performing recursion can cause named to exit, denying service to clients (CVE-2019-6476).");

  script_tag(name:"affected", value:"ISC BIND versions 9.14.0 to 9.14.6 and 9.15.0 to 9.15.4.");

  script_tag(name:"solution", value:"Update to version 9.14.7, 9.15.5 or later.");

  script_xref(name:"URL", value:"https://kb.isc.org/docs/cve-2019-6475");
  script_xref(name:"URL", value:"https://kb.isc.org/docs/cve-2019-6476");

  exit(0);
}

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

if (isnull(port = get_app_port(cpe: CPE)))
  exit(0);

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

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

if (version !~ "^9\.")
  exit(0);

if (version_in_range(version: version, test_version: "9.14.0", test_version2: "9.14.6")) {
  report = report_fixed_ver(installed_version: version, fixed_version: "9.14.7", install_path: location);
  security_message(port: port, data: report, proto: proto);
  exit(0);
}

if (version_in_range(version: version, test_version: "9.15.0", test_version2: "9.15.4")) {
  report = report_fixed_ver(installed_version: version, fixed_version: "9.15.5", install_path: location);
  security_message(port: port, data: report, proto: proto);
  exit(0);
}

exit(99);

5 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:N/AC:L/Au:N/C:N/I:N/A:P

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

7.7 High

AI Score

Confidence

High

0.003 Low

EPSS

Percentile

65.6%