Scientific Linux Security Update : ruby on SL6.x i386/x86_64 (20131125)

#%NASL_MIN_LEVEL 70300
#
# (C) Tenable Network Security, Inc.
#
# The descriptive text is (C) Scientific Linux.
#

include('deprecated_nasl_level.inc');
include('compat.inc');

if (description)
{
  script_id(71202);
  script_version("1.6");
  script_set_attribute(attribute:"plugin_modification_date", value:"2021/01/14");

  script_cve_id("CVE-2013-4164");

  script_name(english:"Scientific Linux Security Update : ruby on SL6.x i386/x86_64 (20131125)");
  script_summary(english:"Checks rpm output for the updated packages");

  script_set_attribute(
    attribute:"synopsis", 
    value:
"The remote Scientific Linux host is missing one or more security
updates."
  );
  script_set_attribute(
    attribute:"description", 
    value:
"A buffer overflow flaw was found in the way Ruby parsed floating point
numbers from their text representation. If an application using Ruby
accepted untrusted input strings and converted them to floating point
numbers, an attacker able to provide such input could cause the
application to crash or, possibly, execute arbitrary code with the
privileges of the application. (CVE-2013-4164)"
  );
  # https://listserv.fnal.gov/scripts/wa.exe?A2=ind1312&L=scientific-linux-errata&T=0&P=936
  script_set_attribute(
    attribute:"see_also",
    value:"http://www.nessus.org/u?cc52544a"
  );
  script_set_attribute(attribute:"solution", value:"Update the affected packages.");
  script_set_cvss_base_vector("CVSS2#AV:N/AC:M/Au:N/C:P/I:P/A:P");

  script_set_attribute(attribute:"plugin_type", value:"local");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:fermilab:scientific_linux:ruby");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:fermilab:scientific_linux:ruby-debuginfo");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:fermilab:scientific_linux:ruby-devel");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:fermilab:scientific_linux:ruby-docs");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:fermilab:scientific_linux:ruby-irb");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:fermilab:scientific_linux:ruby-libs");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:fermilab:scientific_linux:ruby-rdoc");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:fermilab:scientific_linux:ruby-ri");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:fermilab:scientific_linux:ruby-static");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:fermilab:scientific_linux:ruby-tcltk");
  script_set_attribute(attribute:"cpe", value:"x-cpe:/o:fermilab:scientific_linux");

  script_set_attribute(attribute:"vuln_publication_date", value:"2013/11/23");
  script_set_attribute(attribute:"patch_publication_date", value:"2013/11/25");
  script_set_attribute(attribute:"plugin_publication_date", value:"2013/12/04");
  script_set_attribute(attribute:"generated_plugin", value:"current");
  script_end_attributes();

  script_category(ACT_GATHER_INFO);
  script_copyright(english:"This script is Copyright (C) 2013-2021 and is owned by Tenable, Inc. or an Affiliate thereof.");
  script_family(english:"Scientific Linux Local Security Checks");

  script_dependencies("ssh_get_info.nasl");
  script_require_keys("Host/local_checks_enabled", "Host/cpu", "Host/RedHat/release", "Host/RedHat/rpm-list");

  exit(0);
}


include("audit.inc");
include("global_settings.inc");
include("misc_func.inc");
include("rpm.inc");

if (!get_kb_item("Host/local_checks_enabled")) audit(AUDIT_LOCAL_CHECKS_NOT_ENABLED);
release = get_kb_item("Host/RedHat/release");
if (isnull(release) || "Scientific Linux " >!< release) audit(AUDIT_HOST_NOT, "running Scientific Linux");
os_ver = pregmatch(pattern: "Scientific Linux.*release ([0-9]+(\.[0-9]+)?)", string:release);
if (isnull(os_ver)) audit(AUDIT_UNKNOWN_APP_VER, "Scientific Linux");
os_ver = os_ver[1];
if (! preg(pattern:"^6([^0-9]|$)", string:os_ver)) audit(AUDIT_OS_NOT, "Scientific Linux 6.x", "Scientific Linux " + os_ver);
if (!get_kb_item("Host/RedHat/rpm-list")) audit(AUDIT_PACKAGE_LIST_MISSING);

cpu = get_kb_item("Host/cpu");
if (isnull(cpu)) audit(AUDIT_UNKNOWN_ARCH);
if (cpu >!< "x86_64" && cpu !~ "^i[3-6]86$") audit(AUDIT_LOCAL_CHECKS_NOT_IMPLEMENTED, "Scientific Linux", cpu);


flag = 0;
if (rpm_check(release:"SL6", reference:"ruby-1.8.7.352-13.el6")) flag++;
if (rpm_check(release:"SL6", reference:"ruby-debuginfo-1.8.7.352-13.el6")) flag++;
if (rpm_check(release:"SL6", reference:"ruby-devel-1.8.7.352-13.el6")) flag++;
if (rpm_check(release:"SL6", reference:"ruby-docs-1.8.7.352-13.el6")) flag++;
if (rpm_check(release:"SL6", reference:"ruby-irb-1.8.7.352-13.el6")) flag++;
if (rpm_check(release:"SL6", reference:"ruby-libs-1.8.7.352-13.el6")) flag++;
if (rpm_check(release:"SL6", reference:"ruby-rdoc-1.8.7.352-13.el6")) flag++;
if (rpm_check(release:"SL6", reference:"ruby-ri-1.8.7.352-13.el6")) flag++;
if (rpm_check(release:"SL6", reference:"ruby-static-1.8.7.352-13.el6")) flag++;
if (rpm_check(release:"SL6", reference:"ruby-tcltk-1.8.7.352-13.el6")) flag++;


if (flag)
{
  security_report_v4(
    port       : 0,
    severity   : SECURITY_WARNING,
    extra      : rpm_report_get()
  );
  exit(0);
}
else
{
  tested = pkg_tests_get();
  if (tested) audit(AUDIT_PACKAGE_NOT_AFFECTED, tested);
  else audit(AUDIT_PACKAGE_NOT_INSTALLED, "ruby / ruby-debuginfo / ruby-devel / ruby-docs / ruby-irb / etc");
}