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
6.5 Medium
AI Score
Confidence
Low
0.003 Low
EPSS
Percentile
70.2%
Two vulnerabilities have been discovered in pdns, an authoritative DNS server which may result in denial of service via malformed zone records and excessive NOTIFY packets in a master/slave setup.
#
# (C) Tenable Network Security, Inc.
#
# The descriptive text and package checks in this plugin were
# extracted from Debian Security Advisory DSA-4470. The text
# itself is copyright (C) Software in the Public Interest, Inc.
#
include('compat.inc');
if (description)
{
script_id(126129);
script_version("1.4");
script_set_attribute(attribute:"plugin_modification_date", value:"2024/05/14");
script_cve_id("CVE-2019-10162", "CVE-2019-10163");
script_xref(name:"DSA", value:"4470");
script_name(english:"Debian DSA-4470-1 : pdns - security update");
script_set_attribute(attribute:"synopsis", value:
"The remote Debian host is missing a security-related update.");
script_set_attribute(attribute:"description", value:
"Two vulnerabilities have been discovered in pdns, an authoritative DNS
server which may result in denial of service via malformed zone
records and excessive NOTIFY packets in a master/slave setup.");
script_set_attribute(attribute:"see_also", value:"https://security-tracker.debian.org/tracker/source-package/pdns");
script_set_attribute(attribute:"see_also", value:"https://packages.debian.org/source/stretch/pdns");
script_set_attribute(attribute:"see_also", value:"https://www.debian.org/security/2019/dsa-4470");
script_set_attribute(attribute:"solution", value:
"Upgrade the pdns packages.
For the stable distribution (stretch), these problems have been fixed
in version 4.0.3-1+deb9u5.");
script_set_cvss_base_vector("CVSS2#AV:N/AC:L/Au:N/C:N/I:N/A:P");
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-2019-10162");
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:"2019/07/30");
script_set_attribute(attribute:"patch_publication_date", value:"2019/06/23");
script_set_attribute(attribute:"plugin_publication_date", value:"2019/06/24");
script_set_attribute(attribute:"plugin_type", value:"local");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:debian:debian_linux:pdns");
script_set_attribute(attribute:"cpe", value:"cpe:/o:debian:debian_linux:9.0");
script_set_attribute(attribute:"generated_plugin", value:"current");
script_end_attributes();
script_category(ACT_GATHER_INFO);
script_family(english:"Debian Local Security Checks");
script_copyright(english:"This script is Copyright (C) 2019-2024 and is owned by Tenable, Inc. or an Affiliate thereof.");
script_dependencies("ssh_get_info.nasl");
script_require_keys("Host/local_checks_enabled", "Host/Debian/release", "Host/Debian/dpkg-l");
exit(0);
}
include("audit.inc");
include("debian_package.inc");
if (!get_kb_item("Host/local_checks_enabled")) audit(AUDIT_LOCAL_CHECKS_NOT_ENABLED);
if (!get_kb_item("Host/Debian/release")) audit(AUDIT_OS_NOT, "Debian");
if (!get_kb_item("Host/Debian/dpkg-l")) audit(AUDIT_PACKAGE_LIST_MISSING);
flag = 0;
if (deb_check(release:"9.0", prefix:"pdns-backend-bind", reference:"4.0.3-1+deb9u5")) flag++;
if (deb_check(release:"9.0", prefix:"pdns-backend-geoip", reference:"4.0.3-1+deb9u5")) flag++;
if (deb_check(release:"9.0", prefix:"pdns-backend-ldap", reference:"4.0.3-1+deb9u5")) flag++;
if (deb_check(release:"9.0", prefix:"pdns-backend-lua", reference:"4.0.3-1+deb9u5")) flag++;
if (deb_check(release:"9.0", prefix:"pdns-backend-mydns", reference:"4.0.3-1+deb9u5")) flag++;
if (deb_check(release:"9.0", prefix:"pdns-backend-mysql", reference:"4.0.3-1+deb9u5")) flag++;
if (deb_check(release:"9.0", prefix:"pdns-backend-odbc", reference:"4.0.3-1+deb9u5")) flag++;
if (deb_check(release:"9.0", prefix:"pdns-backend-opendbx", reference:"4.0.3-1+deb9u5")) flag++;
if (deb_check(release:"9.0", prefix:"pdns-backend-pgsql", reference:"4.0.3-1+deb9u5")) flag++;
if (deb_check(release:"9.0", prefix:"pdns-backend-pipe", reference:"4.0.3-1+deb9u5")) flag++;
if (deb_check(release:"9.0", prefix:"pdns-backend-remote", reference:"4.0.3-1+deb9u5")) flag++;
if (deb_check(release:"9.0", prefix:"pdns-backend-sqlite3", reference:"4.0.3-1+deb9u5")) flag++;
if (deb_check(release:"9.0", prefix:"pdns-backend-tinydns", reference:"4.0.3-1+deb9u5")) flag++;
if (deb_check(release:"9.0", prefix:"pdns-server", reference:"4.0.3-1+deb9u5")) flag++;
if (deb_check(release:"9.0", prefix:"pdns-tools", reference:"4.0.3-1+deb9u5")) flag++;
if (flag)
{
if (report_verbosity > 0) security_warning(port:0, extra:deb_report_get());
else security_warning(0);
exit(0);
}
else audit(AUDIT_HOST_NOT, "affected");
Vendor | Product | Version | CPE |
---|---|---|---|
debian | debian_linux | pdns | p-cpe:/a:debian:debian_linux:pdns |
debian | debian_linux | 9.0 | cpe:/o:debian:debian_linux:9.0 |
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
6.5 Medium
AI Score
Confidence
Low
0.003 Low
EPSS
Percentile
70.2%