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
99.8%
It was discovered that the Bind name server daemon is vulnerable to denial of service by triggering an assertion through a crafted DNS query. This only affects installations which use the DNSSEC extentions.
#%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-1254. The text
# itself is copyright (C) Software in the Public Interest, Inc.
#
include('deprecated_nasl_level.inc');
include('compat.inc');
if (description)
{
script_id(24293);
script_version("1.17");
script_set_attribute(attribute:"plugin_modification_date", value:"2021/01/04");
script_cve_id("CVE-2007-0493", "CVE-2007-0494");
script_xref(name:"DSA", value:"1254");
script_name(english:"Debian DSA-1254-1 : bind9 - insufficient input sanitising");
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:
"It was discovered that the Bind name server daemon is vulnerable to
denial of service by triggering an assertion through a crafted DNS
query. This only affects installations which use the DNSSEC
extentions."
);
script_set_attribute(
attribute:"see_also",
value:"http://www.debian.org/security/2007/dsa-1254"
);
script_set_attribute(
attribute:"solution",
value:
"Upgrade the bind9 package.
For the stable distribution (sarge) this problem has been fixed in
version 9.2.4-1sarge2.
For the upcoming stable distribution (etch) this problem will be fixed
soon."
);
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_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:3.1");
script_set_attribute(attribute:"patch_publication_date", value:"2007/01/27");
script_set_attribute(attribute:"plugin_publication_date", value:"2007/02/09");
script_set_attribute(attribute:"vuln_publication_date", value:"2007/01/25");
script_end_attributes();
script_category(ACT_GATHER_INFO);
script_copyright(english:"This script is Copyright (C) 2007-2021 Tenable Network Security, Inc.");
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:"3.1", prefix:"bind9", reference:"9.2.4-1sarge2")) flag++;
if (deb_check(release:"3.1", prefix:"bind9-doc", reference:"9.2.4-1sarge2")) flag++;
if (deb_check(release:"3.1", prefix:"bind9-host", reference:"9.2.4-1sarge2")) flag++;
if (deb_check(release:"3.1", prefix:"dnsutils", reference:"9.2.4-1sarge2")) flag++;
if (deb_check(release:"3.1", prefix:"libbind-dev", reference:"9.2.4-1sarge2")) flag++;
if (deb_check(release:"3.1", prefix:"libdns16", reference:"9.2.4-1sarge2")) flag++;
if (deb_check(release:"3.1", prefix:"libisc7", reference:"9.2.4-1sarge2")) flag++;
if (deb_check(release:"3.1", prefix:"libisccc0", reference:"9.2.4-1sarge2")) flag++;
if (deb_check(release:"3.1", prefix:"libisccfg0", reference:"9.2.4-1sarge2")) flag++;
if (deb_check(release:"3.1", prefix:"liblwres1", reference:"9.2.4-1sarge2")) flag++;
if (deb_check(release:"3.1", prefix:"lwresd", reference:"9.2.4-1sarge2")) 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");