CVSS2
Attack Vector
NETWORK
Attack Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
AV:N/AC:M/Au:N/C:C/I:C/A:C
EPSS
Percentile
92.1%
Stack-based buffer overflow in the yyerror function in lib/cgraph/scan.l in Graphviz 2.34.0 allows remote attackers to have unspecified impact via a long line in a dot file.
#
# (C) Tenable Network Security, Inc.
#
# The descriptive text and package checks in this plugin were
# extracted from Amazon Linux AMI Security Advisory ALAS-2014-284.
#
include("compat.inc");
if (description)
{
script_id(72302);
script_version("1.4");
script_cvs_date("Date: 2018/04/18 15:09:35");
script_cve_id("CVE-2014-0978");
script_xref(name:"ALAS", value:"2014-284");
script_name(english:"Amazon Linux AMI : graphviz (ALAS-2014-284)");
script_summary(english:"Checks rpm output for the updated packages");
script_set_attribute(
attribute:"synopsis",
value:"The remote Amazon Linux AMI host is missing a security update."
);
script_set_attribute(
attribute:"description",
value:
"Stack-based buffer overflow in the yyerror function in
lib/cgraph/scan.l in Graphviz 2.34.0 allows remote attackers to have
unspecified impact via a long line in a dot file."
);
script_set_attribute(
attribute:"see_also",
value:"https://alas.aws.amazon.com/ALAS-2014-284.html"
);
script_set_attribute(
attribute:"solution",
value:"Run 'yum update graphviz' to update your system."
);
script_set_cvss_base_vector("CVSS2#AV:N/AC:M/Au:N/C:C/I:C/A:C");
script_set_attribute(attribute:"plugin_type", value:"local");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:graphviz");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:graphviz-R");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:graphviz-debuginfo");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:graphviz-devel");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:graphviz-doc");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:graphviz-gd");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:graphviz-graphs");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:graphviz-guile");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:graphviz-java");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:graphviz-lua");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:graphviz-perl");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:graphviz-php54");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:graphviz-python");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:graphviz-ruby");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:graphviz-tcl");
script_set_attribute(attribute:"cpe", value:"cpe:/o:amazon:linux");
script_set_attribute(attribute:"patch_publication_date", value:"2014/02/03");
script_set_attribute(attribute:"plugin_publication_date", value:"2014/02/05");
script_end_attributes();
script_category(ACT_GATHER_INFO);
script_copyright(english:"This script is Copyright (C) 2014-2018 Tenable Network Security, Inc.");
script_family(english:"Amazon Linux Local Security Checks");
script_dependencies("ssh_get_info.nasl");
script_require_keys("Host/local_checks_enabled", "Host/AmazonLinux/release", "Host/AmazonLinux/rpm-list");
exit(0);
}
include("audit.inc");
include("global_settings.inc");
include("rpm.inc");
if (!get_kb_item("Host/local_checks_enabled")) audit(AUDIT_LOCAL_CHECKS_NOT_ENABLED);
release = get_kb_item("Host/AmazonLinux/release");
if (isnull(release) || !strlen(release)) audit(AUDIT_OS_NOT, "Amazon Linux");
os_ver = pregmatch(pattern: "^AL(A|\d)", string:release);
if (isnull(os_ver)) audit(AUDIT_UNKNOWN_APP_VER, "Amazon Linux");
os_ver = os_ver[1];
if (os_ver != "A")
{
if (os_ver == 'A') os_ver = 'AMI';
audit(AUDIT_OS_NOT, "Amazon Linux AMI", "Amazon Linux " + os_ver);
}
if (!get_kb_item("Host/AmazonLinux/rpm-list")) audit(AUDIT_PACKAGE_LIST_MISSING);
flag = 0;
if (rpm_check(release:"ALA", reference:"graphviz-2.30.1-6.30.amzn1")) flag++;
if (rpm_check(release:"ALA", reference:"graphviz-R-2.30.1-6.30.amzn1")) flag++;
if (rpm_check(release:"ALA", reference:"graphviz-debuginfo-2.30.1-6.30.amzn1")) flag++;
if (rpm_check(release:"ALA", reference:"graphviz-devel-2.30.1-6.30.amzn1")) flag++;
if (rpm_check(release:"ALA", reference:"graphviz-doc-2.30.1-6.30.amzn1")) flag++;
if (rpm_check(release:"ALA", reference:"graphviz-gd-2.30.1-6.30.amzn1")) flag++;
if (rpm_check(release:"ALA", reference:"graphviz-graphs-2.30.1-6.30.amzn1")) flag++;
if (rpm_check(release:"ALA", reference:"graphviz-guile-2.30.1-6.30.amzn1")) flag++;
if (rpm_check(release:"ALA", reference:"graphviz-java-2.30.1-6.30.amzn1")) flag++;
if (rpm_check(release:"ALA", reference:"graphviz-lua-2.30.1-6.30.amzn1")) flag++;
if (rpm_check(release:"ALA", reference:"graphviz-perl-2.30.1-6.30.amzn1")) flag++;
if (rpm_check(release:"ALA", reference:"graphviz-php54-2.30.1-6.30.amzn1")) flag++;
if (rpm_check(release:"ALA", reference:"graphviz-python-2.30.1-6.30.amzn1")) flag++;
if (rpm_check(release:"ALA", reference:"graphviz-ruby-2.30.1-6.30.amzn1")) flag++;
if (rpm_check(release:"ALA", reference:"graphviz-tcl-2.30.1-6.30.amzn1")) flag++;
if (flag)
{
if (report_verbosity > 0) security_hole(port:0, extra:rpm_report_get());
else security_hole(0);
exit(0);
}
else
{
tested = pkg_tests_get();
if (tested) audit(AUDIT_PACKAGE_NOT_AFFECTED, tested);
else audit(AUDIT_PACKAGE_NOT_INSTALLED, "graphviz / graphviz-R / graphviz-debuginfo / graphviz-devel / etc");
}