CentOS Update for ntp CESA-2018:3854 centos6

###############################################################################
# OpenVAS Vulnerability Test
# $Id$
#
# CentOS Update for ntp CESA-2018:3854 centos6
#
# Authors:
# System Generated Check
#
# Copyright:
# Copyright (C) 2018 Greenbone Networks GmbH, http://www.greenbone.net
# Text descriptions are largely excerpted from the referenced
# advisory, and are Copyright (c) the respective author(s)
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License version 2
# (or any later version), as published by the Free Software Foundation.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
###############################################################################

if(description)
{
  script_oid("1.3.6.1.4.1.25623.1.0.882988");
  script_version("$Revision: 14058 $");
  script_cve_id("CVE-2018-12327");
  script_tag(name:"cvss_base", value:"7.5");
  script_tag(name:"cvss_base_vector", value:"AV:N/AC:L/Au:N/C:P/I:P/A:P");
  script_tag(name:"last_modification", value:"$Date: 2019-03-08 14:25:52 +0100 (Fri, 08 Mar 2019) $");
  script_tag(name:"creation_date", value:"2018-12-20 07:33:21 +0100 (Thu, 20 Dec 2018)");
  script_name("CentOS Update for ntp CESA-2018:3854 centos6");
  script_category(ACT_GATHER_INFO);
  script_copyright("Copyright (C) 2018 Greenbone Networks GmbH");
  script_family("CentOS Local Security Checks");
  script_dependencies("gather-package-list.nasl");
  script_mandatory_keys("ssh/login/centos", "ssh/login/rpms", re:"ssh/login/release=CentOS6");

  script_xref(name:"CESA", value:"2018:3854");
  script_xref(name:"URL", value:"http://lists.centos.org/pipermail/centos-announce/2018-December/023135.html");

  script_tag(name:"summary", value:"The remote host is missing an update for the 'ntp'
  package(s) announced via the CESA-2018:3854 advisory.");

  script_tag(name:"vuldetect", value:"Checks if a vulnerable package version is present on the target host.");

  script_tag(name:"insight", value:"The Network Time Protocol (NTP) is used to synchronize a computer's time
with another referenced time source. These packages include the ntpd
service which continuously adjusts system time and utilities used to query
and configure the ntpd service.

Security Fix(es):

  * ntp: Stack-based buffer overflow in ntpq and ntpdc allows denial of
service or code execution (CVE-2018-12327)

For more details about the security issue(s), including the impact, a CVSS
score, and other related information, refer to the CVE page(s) listed in
the References section.");

  script_tag(name:"affected", value:"ntp on CentOS 6.");

  script_tag(name:"solution", value:"Please install the updated package(s).");

  script_tag(name:"solution_type", value:"VendorFix");
  script_tag(name:"qod_type", value:"package");

  exit(0);
}

include("revisions-lib.inc");
include("pkg-lib-rpm.inc");

release = rpm_get_ssh_release();
if(!release) exit(0);

res = "";

if(release == "CentOS6")
{

  if ((res = isrpmvuln(pkg:"ntp", rpm:"ntp~4.2.6p5~15.el6.centos", rls:"CentOS6")) != NULL)
  {
    security_message(data:res);
    exit(0);
  }

  if ((res = isrpmvuln(pkg:"ntpdate", rpm:"ntpdate~4.2.6p5~15.el6.centos", rls:"CentOS6")) != NULL)
  {
    security_message(data:res);
    exit(0);
  }

  if ((res = isrpmvuln(pkg:"ntp-doc", rpm:"ntp-doc~4.2.6p5~15.el6.centos", rls:"CentOS6")) != NULL)
  {
    security_message(data:res);
    exit(0);
  }

  if ((res = isrpmvuln(pkg:"ntp-perl", rpm:"ntp-perl~4.2.6p5~15.el6.centos", rls:"CentOS6")) != NULL)
  {
    security_message(data:res);
    exit(0);
  }

  if (__pkg_match) exit(99);
  exit(0);
}