CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
COMPLETE
AV:N/AC:L/Au:N/C:N/I:N/A:C
EPSS
Percentile
91.6%
Several vulnerabilities have been discovered in the Avahi mDNS/DNS-SD daemon. The Common Vulnerabilities and Exposures project identifies the following problems :
CVE-2009-0758 Rob Leslie discovered a denial of service vulnerability in the code used to reflect unicast mDNS traffic.
CVE-2010-2244 Ludwig Nussel discovered a denial of service vulnerability in the processing of malformed DNS packets.
#%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-2086. The text
# itself is copyright (C) Software in the Public Interest, Inc.
#
include('deprecated_nasl_level.inc');
include('compat.inc');
if (description)
{
script_id(48248);
script_version("1.10");
script_set_attribute(attribute:"plugin_modification_date", value:"2021/01/04");
script_cve_id("CVE-2009-0758", "CVE-2010-2244");
script_bugtraq_id(33946, 41075);
script_xref(name:"DSA", value:"2086");
script_name(english:"Debian DSA-2086-1 : avahi - several vulnerabilities");
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 vulnerabilities have been discovered in the Avahi mDNS/DNS-SD
daemon. The Common Vulnerabilities and Exposures project identifies
the following problems :
- CVE-2009-0758
Rob Leslie discovered a denial of service vulnerability
in the code used to reflect unicast mDNS traffic.
- CVE-2010-2244
Ludwig Nussel discovered a denial of service
vulnerability in the processing of malformed DNS
packets."
);
script_set_attribute(
attribute:"see_also",
value:"https://security-tracker.debian.org/tracker/CVE-2009-0758"
);
script_set_attribute(
attribute:"see_also",
value:"https://security-tracker.debian.org/tracker/CVE-2010-2244"
);
script_set_attribute(
attribute:"see_also",
value:"https://www.debian.org/security/2010/dsa-2086"
);
script_set_attribute(
attribute:"solution",
value:
"Upgrade the Avahi packages.
For the stable distribution (lenny), these problems have been fixed in
version 0.6.23-3lenny2."
);
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:F/RL:OF/RC:C");
script_set_attribute(attribute:"exploitability_ease", value:"Exploits are available");
script_set_attribute(attribute:"exploit_available", value:"true");
script_cwe_id(399);
script_set_attribute(attribute:"plugin_type", value:"local");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:debian:debian_linux:avahi");
script_set_attribute(attribute:"cpe", value:"cpe:/o:debian:debian_linux:5.0");
script_set_attribute(attribute:"patch_publication_date", value:"2010/08/04");
script_set_attribute(attribute:"plugin_publication_date", value:"2010/08/05");
script_end_attributes();
script_category(ACT_GATHER_INFO);
script_copyright(english:"This script is Copyright (C) 2010-2021 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:"5.0", prefix:"avahi-autoipd", reference:"0.6.23-3lenny2")) flag++;
if (deb_check(release:"5.0", prefix:"avahi-daemon", reference:"0.6.23-3lenny2")) flag++;
if (deb_check(release:"5.0", prefix:"avahi-dbg", reference:"0.6.23-3lenny2")) flag++;
if (deb_check(release:"5.0", prefix:"avahi-discover", reference:"0.6.23-3lenny2")) flag++;
if (deb_check(release:"5.0", prefix:"avahi-dnsconfd", reference:"0.6.23-3lenny2")) flag++;
if (deb_check(release:"5.0", prefix:"avahi-ui-utils", reference:"0.6.23-3lenny2")) flag++;
if (deb_check(release:"5.0", prefix:"avahi-utils", reference:"0.6.23-3lenny2")) flag++;
if (deb_check(release:"5.0", prefix:"libavahi-client-dev", reference:"0.6.23-3lenny2")) flag++;
if (deb_check(release:"5.0", prefix:"libavahi-client3", reference:"0.6.23-3lenny2")) flag++;
if (deb_check(release:"5.0", prefix:"libavahi-common-data", reference:"0.6.23-3lenny2")) flag++;
if (deb_check(release:"5.0", prefix:"libavahi-common-dev", reference:"0.6.23-3lenny2")) flag++;
if (deb_check(release:"5.0", prefix:"libavahi-common3", reference:"0.6.23-3lenny2")) flag++;
if (deb_check(release:"5.0", prefix:"libavahi-compat-howl-dev", reference:"0.6.23-3lenny2")) flag++;
if (deb_check(release:"5.0", prefix:"libavahi-compat-howl0", reference:"0.6.23-3lenny2")) flag++;
if (deb_check(release:"5.0", prefix:"libavahi-compat-libdnssd-dev", reference:"0.6.23-3lenny2")) flag++;
if (deb_check(release:"5.0", prefix:"libavahi-compat-libdnssd1", reference:"0.6.23-3lenny2")) flag++;
if (deb_check(release:"5.0", prefix:"libavahi-core-dev", reference:"0.6.23-3lenny2")) flag++;
if (deb_check(release:"5.0", prefix:"libavahi-core5", reference:"0.6.23-3lenny2")) flag++;
if (deb_check(release:"5.0", prefix:"libavahi-glib-dev", reference:"0.6.23-3lenny2")) flag++;
if (deb_check(release:"5.0", prefix:"libavahi-glib1", reference:"0.6.23-3lenny2")) flag++;
if (deb_check(release:"5.0", prefix:"libavahi-gobject-dev", reference:"0.6.23-3lenny2")) flag++;
if (deb_check(release:"5.0", prefix:"libavahi-gobject0", reference:"0.6.23-3lenny2")) flag++;
if (deb_check(release:"5.0", prefix:"libavahi-qt3-1", reference:"0.6.23-3lenny2")) flag++;
if (deb_check(release:"5.0", prefix:"libavahi-qt3-dev", reference:"0.6.23-3lenny2")) flag++;
if (deb_check(release:"5.0", prefix:"libavahi-qt4-1", reference:"0.6.23-3lenny2")) flag++;
if (deb_check(release:"5.0", prefix:"libavahi-qt4-dev", reference:"0.6.23-3lenny2")) flag++;
if (deb_check(release:"5.0", prefix:"libavahi-ui-dev", reference:"0.6.23-3lenny2")) flag++;
if (deb_check(release:"5.0", prefix:"libavahi-ui0", reference:"0.6.23-3lenny2")) flag++;
if (deb_check(release:"5.0", prefix:"python-avahi", reference:"0.6.23-3lenny2")) flag++;
if (flag)
{
if (report_verbosity > 0) security_hole(port:0, extra:deb_report_get());
else security_hole(0);
exit(0);
}
else audit(AUDIT_HOST_NOT, "affected");