Amazon Linux AMI : nagios (ALAS-2012-50)

#
# (C) Tenable Network Security, Inc.
#
# The descriptive text and package checks in this plugin were
# extracted from Amazon Linux AMI Security Advisory ALAS-2012-50.
#

include("compat.inc");

if (description)
{
  script_id(69657);
  script_version("1.6");
  script_cvs_date("Date: 2018/04/18 15:09:34");

  script_cve_id("CVE-2011-2179");
  script_xref(name:"ALAS", value:"2012-50");

  script_name(english:"Amazon Linux AMI : nagios (ALAS-2012-50)");
  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:
"Multiple cross-site scripting (XSS) vulnerabilities in config.c in
config.cgi in (1) Nagios 3.2.3 and (2) Icinga before 1.4.1 allow
remote attackers to inject arbitrary web script or HTML via the expand
parameter, as demonstrated by an (a) command action or a (b) hosts
action."
  );
  script_set_attribute(
    attribute:"see_also",
    value:"https://alas.aws.amazon.com/ALAS-2012-50.html"
  );
  script_set_attribute(
    attribute:"solution", 
    value:"Run 'yum update nagios' to update your system."
  );
  script_set_cvss_base_vector("CVSS2#AV:N/AC:M/Au:N/C:N/I:P/A:N");

  script_set_attribute(attribute:"plugin_type", value:"local");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:nagios");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:nagios-common");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:nagios-debuginfo");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:nagios-devel");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:amazon:linux");

  script_set_attribute(attribute:"patch_publication_date", value:"2012/03/04");
  script_set_attribute(attribute:"plugin_publication_date", value:"2013/09/04");
  script_end_attributes();

  script_category(ACT_GATHER_INFO);
  script_copyright(english:"This script is Copyright (C) 2013-2018 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:"nagios-3.3.1-3.4.amzn1")) flag++;
if (rpm_check(release:"ALA", reference:"nagios-common-3.3.1-3.4.amzn1")) flag++;
if (rpm_check(release:"ALA", reference:"nagios-debuginfo-3.3.1-3.4.amzn1")) flag++;
if (rpm_check(release:"ALA", reference:"nagios-devel-3.3.1-3.4.amzn1")) flag++;

if (flag)
{
  if (report_verbosity > 0) security_warning(port:0, extra:rpm_report_get());
  else security_warning(0);
  exit(0);
}
else
{
  tested = pkg_tests_get();
  if (tested) audit(AUDIT_PACKAGE_NOT_AFFECTED, tested);
  else audit(AUDIT_PACKAGE_NOT_INSTALLED, "nagios / nagios-common / nagios-debuginfo / nagios-devel");
}