Several denial-of-service vulnerabilities (assertion failures) were discovered in BIND, a DNS server implementation.
CVE-2016-9131 A crafted upstream response to an ANY query could cause an assertion failure.
CVE-2016-9147 A crafted upstream response with self-contradicting DNSSEC data could cause an assertion failure.
CVE-2016-9444 Specially crafted upstream responses with a DS record could cause an assertion failure.
These vulnerabilities predominantly affect DNS servers providing recursive service. Client queries to authoritative-only servers cannot trigger these assertion failures. These vulnerabilities are present whether or not DNSSEC validation is enabled in the server configuration.
#%NASL_MIN_LEVEL 70300
#
# (C) Tenable Network Security, Inc.
#
# The descriptive text and package checks in this plugin were
# extracted from Debian Security Advisory DSA-3758. The text
# itself is copyright (C) Software in the Public Interest, Inc.
#
include('deprecated_nasl_level.inc');
include('compat.inc');
if (description)
{
script_id(96460);
script_version("3.9");
script_set_attribute(attribute:"plugin_modification_date", value:"2021/01/11");
script_cve_id("CVE-2016-9131", "CVE-2016-9147", "CVE-2016-9444");
script_xref(name:"DSA", value:"3758");
script_name(english:"Debian DSA-3758-1 : bind9 - security update");
script_summary(english:"Checks dpkg output for the updated package");
script_set_attribute(
attribute:"synopsis",
value:"The remote Debian host is missing a security-related update."
);
script_set_attribute(
attribute:"description",
value:
"Several denial-of-service vulnerabilities (assertion failures) were
discovered in BIND, a DNS server implementation.
- CVE-2016-9131
A crafted upstream response to an ANY query could cause
an assertion failure.
- CVE-2016-9147
A crafted upstream response with self-contradicting
DNSSEC data could cause an assertion failure.
- CVE-2016-9444
Specially crafted upstream responses with a DS record
could cause an assertion failure.
These vulnerabilities predominantly affect DNS servers providing
recursive service. Client queries to authoritative-only servers cannot
trigger these assertion failures. These vulnerabilities are present
whether or not DNSSEC validation is enabled in the server
configuration."
);
script_set_attribute(
attribute:"see_also",
value:"https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=851062"
);
script_set_attribute(
attribute:"see_also",
value:"https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=851063"
);
script_set_attribute(
attribute:"see_also",
value:"https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=851065"
);
script_set_attribute(
attribute:"see_also",
value:"https://security-tracker.debian.org/tracker/CVE-2016-9131"
);
script_set_attribute(
attribute:"see_also",
value:"https://security-tracker.debian.org/tracker/CVE-2016-9147"
);
script_set_attribute(
attribute:"see_also",
value:"https://security-tracker.debian.org/tracker/CVE-2016-9444"
);
script_set_attribute(
attribute:"see_also",
value:"https://packages.debian.org/source/jessie/bind9"
);
script_set_attribute(
attribute:"see_also",
value:"https://www.debian.org/security/2017/dsa-3758"
);
script_set_attribute(
attribute:"solution",
value:
"Upgrade the bind9 packages.
For the stable distribution (jessie), these problems have been fixed
in version 1:9.9.5.dfsg-9+deb8u9."
);
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:"exploitability_ease", value:"No known exploits are available");
script_set_attribute(attribute:"exploit_available", value:"false");
script_set_attribute(attribute:"plugin_type", value:"local");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:debian:debian_linux:bind9");
script_set_attribute(attribute:"cpe", value:"cpe:/o:debian:debian_linux:8.0");
script_set_attribute(attribute:"patch_publication_date", value:"2017/01/11");
script_set_attribute(attribute:"plugin_publication_date", value:"2017/01/13");
script_end_attributes();
script_category(ACT_GATHER_INFO);
script_copyright(english:"This script is Copyright (C) 2017-2021 and is owned by Tenable, Inc. or an Affiliate thereof.");
script_family(english:"Debian Local Security Checks");
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:"8.0", prefix:"bind9", reference:"1:9.9.5.dfsg-9+deb8u9")) flag++;
if (deb_check(release:"8.0", prefix:"bind9-doc", reference:"1:9.9.5.dfsg-9+deb8u9")) flag++;
if (deb_check(release:"8.0", prefix:"bind9-host", reference:"1:9.9.5.dfsg-9+deb8u9")) flag++;
if (deb_check(release:"8.0", prefix:"bind9utils", reference:"1:9.9.5.dfsg-9+deb8u9")) flag++;
if (deb_check(release:"8.0", prefix:"dnsutils", reference:"1:9.9.5.dfsg-9+deb8u9")) flag++;
if (deb_check(release:"8.0", prefix:"host", reference:"1:9.9.5.dfsg-9+deb8u9")) flag++;
if (deb_check(release:"8.0", prefix:"libbind-dev", reference:"1:9.9.5.dfsg-9+deb8u9")) flag++;
if (deb_check(release:"8.0", prefix:"libbind-export-dev", reference:"1:9.9.5.dfsg-9+deb8u9")) flag++;
if (deb_check(release:"8.0", prefix:"libbind9-90", reference:"1:9.9.5.dfsg-9+deb8u9")) flag++;
if (deb_check(release:"8.0", prefix:"libdns-export100", reference:"1:9.9.5.dfsg-9+deb8u9")) flag++;
if (deb_check(release:"8.0", prefix:"libdns-export100-udeb", reference:"1:9.9.5.dfsg-9+deb8u9")) flag++;
if (deb_check(release:"8.0", prefix:"libdns100", reference:"1:9.9.5.dfsg-9+deb8u9")) flag++;
if (deb_check(release:"8.0", prefix:"libirs-export91", reference:"1:9.9.5.dfsg-9+deb8u9")) flag++;
if (deb_check(release:"8.0", prefix:"libirs-export91-udeb", reference:"1:9.9.5.dfsg-9+deb8u9")) flag++;
if (deb_check(release:"8.0", prefix:"libisc-export95", reference:"1:9.9.5.dfsg-9+deb8u9")) flag++;
if (deb_check(release:"8.0", prefix:"libisc-export95-udeb", reference:"1:9.9.5.dfsg-9+deb8u9")) flag++;
if (deb_check(release:"8.0", prefix:"libisc95", reference:"1:9.9.5.dfsg-9+deb8u9")) flag++;
if (deb_check(release:"8.0", prefix:"libisccc90", reference:"1:9.9.5.dfsg-9+deb8u9")) flag++;
if (deb_check(release:"8.0", prefix:"libisccfg-export90", reference:"1:9.9.5.dfsg-9+deb8u9")) flag++;
if (deb_check(release:"8.0", prefix:"libisccfg-export90-udeb", reference:"1:9.9.5.dfsg-9+deb8u9")) flag++;
if (deb_check(release:"8.0", prefix:"libisccfg90", reference:"1:9.9.5.dfsg-9+deb8u9")) flag++;
if (deb_check(release:"8.0", prefix:"liblwres90", reference:"1:9.9.5.dfsg-9+deb8u9")) flag++;
if (deb_check(release:"8.0", prefix:"lwresd", reference:"1:9.9.5.dfsg-9+deb8u9")) 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 | bind9 | p-cpe:/a:debian:debian_linux:bind9 |
debian | debian_linux | 8.0 | cpe:/o:debian:debian_linux:8.0 |
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-9131
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-9147
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-9444
bugs.debian.org/cgi-bin/bugreport.cgi?bug=851062
bugs.debian.org/cgi-bin/bugreport.cgi?bug=851063
bugs.debian.org/cgi-bin/bugreport.cgi?bug=851065
packages.debian.org/source/jessie/bind9
security-tracker.debian.org/tracker/CVE-2016-9131
security-tracker.debian.org/tracker/CVE-2016-9147
security-tracker.debian.org/tracker/CVE-2016-9444
www.debian.org/security/2017/dsa-3758