4 Medium
CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
SINGLE
Confidentiality Impact
NONE
Integrity Impact
PARTIAL
Availability Impact
NONE
AV:N/AC:L/Au:S/C:N/I:P/A:N
6.5 Medium
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
HIGH
Availability Impact
NONE
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N
0.003 Low
EPSS
Percentile
70.6%
According to its self-reported version number, the instance of ISC 9.x.x prior to 9.11.5, or 9.12.x prior to 9.12.3. It is, therefore, affected by a policy bypass record update vulnerability.
#
# (C) Tenable Network Security, Inc.
#
include("compat.inc");
if (description)
{
script_id(119264);
script_version("1.3");
script_cvs_date("Date: 2019/11/01");
script_cve_id("CVE-2018-5741");
script_bugtraq_id(105379);
script_name(english:"ISC BIND 9.x.x < 9.11.5 / 9.12.x < 9.12.3 Policy-Bypass Record Update Vulnerability");
script_summary(english:"Checks the version of BIND.");
script_set_attribute(attribute:"synopsis", value:
"The remote name server is affected by a policy bypass which enables
an unauthorized record update vulnerability.");
script_set_attribute(attribute:"description", value:
"According to its self-reported version number, the instance of ISC
9.x.x prior to 9.11.5, or 9.12.x prior
to 9.12.3. It is, therefore, affected by a policy bypass record
update vulnerability.");
script_set_attribute(attribute:"see_also", value:"https://kb.isc.org/docs/cve-2018-5741");
script_set_attribute(attribute:"solution", value:
"Upgrade to ISC BIND version 9.11.5 / 9.12.3 or later.");
script_set_cvss_base_vector("CVSS2#AV:N/AC:L/Au:S/C:N/I:P/A:N");
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:L/UI:N/S:U/C:N/I:H/A:N");
script_set_cvss3_temporal_vector("CVSS:3.0/E:U/RL:O/RC:C");
script_set_attribute(attribute:"cvss_score_source", value:"CVE-2018-5741");
script_set_attribute(attribute:"exploitability_ease", value:"No known exploits are available");
script_set_attribute(attribute:"vuln_publication_date", value:"2018/09/19");
script_set_attribute(attribute:"patch_publication_date", value:"2018/09/19");
script_set_attribute(attribute:"plugin_publication_date", value:"2018/11/28");
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_end_attributes();
script_category(ACT_GATHER_INFO);
script_family(english:"DNS");
script_copyright(english:"This script is Copyright (C) 2018-2019 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();
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); # patch can be applied
constraints = [
{ "min_version" : "9.0.0", "fixed_version" : "9.11.5" },
{ "min_version" : "9.12.0", "fixed_version" : "9.12.3" }
];
constraints = vcf::bind::filter_constraints(constraints:constraints, version:app_info.version);
vcf::check_version_and_report(app_info:app_info, constraints:constraints, severity:SECURITY_WARNING);
4 Medium
CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
SINGLE
Confidentiality Impact
NONE
Integrity Impact
PARTIAL
Availability Impact
NONE
AV:N/AC:L/Au:S/C:N/I:P/A:N
6.5 Medium
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
HIGH
Availability Impact
NONE
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N
0.003 Low
EPSS
Percentile
70.6%