RedHat Update for dhcp RHSA-2011:1819-01

2012-07-09T00:00:00
ID OPENVAS:1361412562310870728
Type openvas
Reporter Copyright (c) 2012 Greenbone Networks GmbH
Modified 2019-03-12T00:00:00

Description

The remote host is missing an update for the

                                        
                                            ###############################################################################
# OpenVAS Vulnerability Test
#
# RedHat Update for dhcp RHSA-2011:1819-01
#
# Authors:
# System Generated Check
#
# Copyright:
# Copyright (c) 2012 Greenbone Networks GmbH, http://www.greenbone.net
#
# 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_xref(name:"URL", value:"https://www.redhat.com/archives/rhsa-announce/2011-December/msg00038.html");
  script_oid("1.3.6.1.4.1.25623.1.0.870728");
  script_version("$Revision: 14114 $");
  script_tag(name:"last_modification", value:"$Date: 2019-03-12 12:48:52 +0100 (Tue, 12 Mar 2019) $");
  script_tag(name:"creation_date", value:"2012-07-09 10:55:47 +0530 (Mon, 09 Jul 2012)");
  script_cve_id("CVE-2011-4539");
  script_tag(name:"cvss_base", value:"5.0");
  script_tag(name:"cvss_base_vector", value:"AV:N/AC:L/Au:N/C:N/I:N/A:P");
  script_xref(name:"RHSA", value:"2011:1819-01");
  script_name("RedHat Update for dhcp RHSA-2011:1819-01");

  script_tag(name:"summary", value:"The remote host is missing an update for the 'dhcp'
  package(s) announced via the referenced advisory.");
  script_category(ACT_GATHER_INFO);
  script_copyright("Copyright (c) 2012 Greenbone Networks GmbH");
  script_family("Red Hat Local Security Checks");
  script_dependencies("gather-package-list.nasl");
  script_mandatory_keys("ssh/login/rhel", "ssh/login/rpms", re:"ssh/login/release=RHENT_6");
  script_tag(name:"affected", value:"dhcp on Red Hat Enterprise Linux Desktop (v. 6),
  Red Hat Enterprise Linux Server (v. 6),
  Red Hat Enterprise Linux Workstation (v. 6)");
  script_tag(name:"solution", value:"Please Install the Updated Packages.");
  script_tag(name:"insight", value:"The Dynamic Host Configuration Protocol (DHCP) is a protocol that allows
  individual devices on an IP network to get their own network configuration
  information, including an IP address, a subnet mask, and a broadcast
  address.

  A denial of service flaw was found in the way the dhcpd daemon handled DHCP
  request packets when regular expression matching was used in
  '/etc/dhcp/dhcpd.conf'. A remote attacker could use this flaw to crash
  dhcpd. (CVE-2011-4539)

  Users of DHCP should upgrade to these updated packages, which contain a
  backported patch to correct this issue. After installing this update, all
  DHCP servers will be restarted automatically.");
  script_tag(name:"qod_type", value:"package");
  script_tag(name:"solution_type", value:"VendorFix");

  exit(0);
}

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

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

res = "";

if(release == "RHENT_6")
{

  if ((res = isrpmvuln(pkg:"dhclient", rpm:"dhclient~4.1.1~25.P1.el6_2.1", rls:"RHENT_6")) != NULL)
  {
    security_message(data:res);
    exit(0);
  }

  if ((res = isrpmvuln(pkg:"dhcp", rpm:"dhcp~4.1.1~25.P1.el6_2.1", rls:"RHENT_6")) != NULL)
  {
    security_message(data:res);
    exit(0);
  }

  if ((res = isrpmvuln(pkg:"dhcp-common", rpm:"dhcp-common~4.1.1~25.P1.el6_2.1", rls:"RHENT_6")) != NULL)
  {
    security_message(data:res);
    exit(0);
  }

  if ((res = isrpmvuln(pkg:"dhcp-debuginfo", rpm:"dhcp-debuginfo~4.1.1~25.P1.el6_2.1", rls:"RHENT_6")) != NULL)
  {
    security_message(data:res);
    exit(0);
  }

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