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
EPSS
Percentile
42.0%
The version of ISC BIND installed on the remote host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the cve-2023-4408 advisory.
named
includes a section whose computational complexity is overly high.named
instance by exploiting this flaw. This issue affects both authoritative servers and recursive resolvers. This issue affects BIND 9 versions 9.0.0 through 9.16.45, 9.18.0 through 9.18.21, 9.19.0 through 9.19.19, 9.9.3-S1 through 9.11.37-S1, 9.16.8-S1 through 9.16.45-S1, and 9.18.11-S1 through 9.18.21-S1. (CVE-2023-4408)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(190463);
script_version("1.2");
script_set_attribute(attribute:"plugin_modification_date", value:"2024/07/26");
script_cve_id("CVE-2023-4408");
script_xref(name:"IAVA", value:"2024-A-0103-S");
script_name(english:"ISC BIND 9.9.3-S1 < 9.16.48-S1 / 9.0.0 < 9.16.48 / 9.16.8-S1 < 9.16.48-S1 / 9.18.0 < 9.18.24 / 9.18.11-S1 < 9.18.24-S1 / 9.19.0 < 9.19.21 Vulnerability (cve-2023-4408)");
script_set_attribute(attribute:"synopsis", value:
"The remote name server is affected by a vulnerability vulnerability.");
script_set_attribute(attribute:"description", value:
"The version of ISC BIND installed on the remote host is prior to tested version. It is, therefore, affected by a
vulnerability as referenced in the cve-2023-4408 advisory.
- The DNS message parsing code in `named` includes a section whose computational complexity is overly high.
It does not cause problems for typical DNS traffic, but crafted queries and responses may cause excessive
CPU load on the affected `named` instance by exploiting this flaw. This issue affects both authoritative
servers and recursive resolvers. This issue affects BIND 9 versions 9.0.0 through 9.16.45, 9.18.0 through
9.18.21, 9.19.0 through 9.19.19, 9.9.3-S1 through 9.11.37-S1, 9.16.8-S1 through 9.16.45-S1, and 9.18.11-S1
through 9.18.21-S1. (CVE-2023-4408)
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://kb.isc.org/v1/docs/cve-2023-4408");
script_set_attribute(attribute:"solution", value:
"Upgrade to ISC BIND version 9.16.48 / 9.16.48-S1 / 9.18.24 / 9.18.24-S1 / 9.19.21 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:U/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:U/RL:O/RC:C");
script_set_attribute(attribute:"cvss_score_source", value:"CVE-2023-4408");
script_set_attribute(attribute:"exploitability_ease", value:"No known exploits are available");
script_set_attribute(attribute:"exploit_available", value:"false");
script_set_attribute(attribute:"vuln_publication_date", value:"2024/02/13");
script_set_attribute(attribute:"patch_publication_date", value:"2024/02/13");
script_set_attribute(attribute:"plugin_publication_date", value:"2024/02/13");
script_set_attribute(attribute:"potential_vulnerability", value:"true");
script_set_attribute(attribute:"plugin_type", value:"remote");
script_set_attribute(attribute:"cpe", value:"cpe:/a:isc:bind");
script_set_attribute(attribute:"generated_plugin", value:"current");
script_set_attribute(attribute:"stig_severity", value:"I");
script_end_attributes();
script_category(ACT_GATHER_INFO);
script_family(english:"DNS");
script_copyright(english:"This script is Copyright (C) 2024 and is owned by Tenable, Inc. or an Affiliate thereof.");
script_dependencies("bind_version.nasl");
script_require_keys("bind/version", "Settings/ParanoidReport");
exit(0);
}
include('vcf.inc');
include('vcf_extras.inc');
vcf::bind::initialize();
var app_info = vcf::get_app_info(app:'BIND', port:53, kb_ver:'bind/version', service:TRUE, proto:'UDP');
if (report_paranoia < 2) audit(AUDIT_PARANOID);
var constraints = [
{ 'min_version' : '9.9.3-S1', 'max_version' : '9.11.37-S1', 'fixed_version' : '9.16.48-S1' },
{ 'min_version' : '9.0.0', 'max_version' : '9.16.45', 'fixed_version' : '9.16.48' },
{ 'min_version' : '9.16.8-S1', 'max_version' : '9.16.45-S1', 'fixed_version' : '9.16.48-S1' },
{ 'min_version' : '9.18.0', 'max_version' : '9.18.21', 'fixed_version' : '9.18.24' },
{ 'min_version' : '9.18.11-S1', 'max_version' : '9.18.21-S1', 'fixed_version' : '9.18.24-S1' },
{ 'min_version' : '9.19.0', 'max_version' : '9.19.19', 'fixed_version' : '9.19.21' }
];
constraints = vcf::bind::filter_constraints(constraints:constraints, version:app_info.version);
vcf::check_version_and_report(
app_info:app_info,
constraints:constraints,
severity:SECURITY_HOLE
);
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
EPSS
Percentile
42.0%