Amazon Linux: Security Advisory (ALAS-2014-444)

2015-09-08T00:00:00
ID OPENVAS:1361412562310120429
Type openvas
Reporter Copyright (C) 2015 Eero Volotinen
Modified 2020-03-13T00:00:00

Description

The remote host is missing an update announced via the referenced Security Advisory.

                                        
                                            # Copyright (C) 2015 Eero Volotinen
# Text descriptions are largely excerpted from the referenced
# advisory, and are Copyright (C) of their respective author(s)
#
# SPDX-License-Identifier: GPL-2.0-or-later
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License
# as published by the Free Software Foundation; either version 2
# of the License, or (at your option) any later version.
#
# 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("1.3.6.1.4.1.25623.1.0.120429");
  script_version("2020-03-13T13:19:50+0000");
  script_tag(name:"creation_date", value:"2015-09-08 13:26:12 +0200 (Tue, 08 Sep 2015)");
  script_tag(name:"last_modification", value:"2020-03-13 13:19:50 +0000 (Fri, 13 Mar 2020)");
  script_name("Amazon Linux: Security Advisory (ALAS-2014-444)");
  script_tag(name:"insight", value:"A denial of service flaw was found in libxml2, a library providing support to read, modify and write XML and HTML files. A remote attacker could provide a specially crafted XML file that, when processed by an application using libxml2, would lead to excessive CPU consumption (denial of service) based on excessive entity substitutions, even if entity substitution was disabled, which is the parser default behavior. (CVE-2014-3660 )");
  script_tag(name:"solution", value:"Run yum update libxml2 to update your system.");
  script_tag(name:"solution_type", value:"VendorFix");
  script_xref(name:"URL", value:"https://alas.aws.amazon.com/ALAS-2014-444.html");
  script_cve_id("CVE-2014-3660");
  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_tag(name:"qod_type", value:"package");
  script_dependencies("gather-package-list.nasl");
  script_mandatory_keys("ssh/login/amazon_linux", "ssh/login/release");
  script_category(ACT_GATHER_INFO);
  script_tag(name:"summary", value:"The remote host is missing an update announced via the referenced Security Advisory.");
  script_copyright("Copyright (C) 2015 Eero Volotinen");
  script_family("Amazon Linux Local Security Checks");

  exit(0);
}

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

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

res = "";
report = "";

if(release == "AMAZON") {
  if(!isnull(res = isrpmvuln(pkg:"libxml2", rpm:"libxml2~2.9.1~3.1.32.amzn1", rls:"AMAZON"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"libxml2-python", rpm:"libxml2-python~2.9.1~3.1.32.amzn1", rls:"AMAZON"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"libxml2-devel", rpm:"libxml2-devel~2.9.1~3.1.32.amzn1", rls:"AMAZON"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"libxml2-debuginfo", rpm:"libxml2-debuginfo~2.9.1~3.1.32.amzn1", rls:"AMAZON"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"libxml2-static", rpm:"libxml2-static~2.9.1~3.1.32.amzn1", rls:"AMAZON"))) {
    report += res;
  }

  if(report != "") {
    security_message(data:report);
  } else if(__pkg_match) {
    exit(99);
  }
  exit(0);
}

exit(0);