Vulnerabilities > CVE-2016-8631 - Unspecified vulnerability in Redhat Openshift 3.0/3.3

047910
CVSS 7.7 - HIGH
Attack vector
NETWORK
Attack complexity
LOW
Privileges required
LOW
Confidentiality impact
NONE
Integrity impact
HIGH
Availability impact
NONE
network
low complexity
redhat
nessus

Summary

The OpenShift Enterprise 3 router does not properly sort routes when processing newly added routes. An attacker with access to create routes can potentially overwrite existing routes and redirect network traffic for other users to their own site.

Vulnerable Configurations

Part Description Count
Application
Redhat
2

Nessus

NASL familyRed Hat Local Security Checks
NASL idREDHAT-RHSA-2016-2696.NASL
descriptionAn update for atomic-openshift is now available for Red Hat OpenShift Container Platform 3.3. Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section. Red Hat OpenShift Container Platform is the company
last seen2020-06-12
modified2018-12-04
plugin id119384
published2018-12-04
reporterThis script is Copyright (C) 2018-2020 and is owned by Tenable, Inc. or an Affiliate thereof.
sourcehttps://www.tenable.com/plugins/nessus/119384
titleRHEL 7 : atomic-openshift (RHSA-2016:2696)
code
#
# (C) Tenable Network Security, Inc.
#
# The descriptive text and package checks in this plugin were  
# extracted from Red Hat Security Advisory RHSA-2016:2696. The text 
# itself is copyright (C) Red Hat, Inc.
#

include("compat.inc");

if (description)
{
  script_id(119384);
  script_version("1.5");
  script_set_attribute(attribute:"plugin_modification_date", value:"2020/06/11");

  script_cve_id("CVE-2016-8631");
  script_xref(name:"RHSA", value:"2016:2696");

  script_name(english:"RHEL 7 : atomic-openshift (RHSA-2016:2696)");
  script_summary(english:"Checks the rpm output for the updated packages");

  script_set_attribute(
    attribute:"synopsis",
    value:"The remote Red Hat host is missing one or more security updates."
  );
  script_set_attribute(
    attribute:"description",
    value:
"An update for atomic-openshift is now available for Red Hat OpenShift
Container Platform 3.3.

Red Hat Product Security has rated this update as having a security
impact of Moderate. A Common Vulnerability Scoring System (CVSS) base
score, which gives a detailed severity rating, is available for each
vulnerability from the CVE link(s) in the References section.

Red Hat OpenShift Container Platform is the company's cloud computing
Platform-as-a-Service (PaaS) solution designed for on-premise or
private cloud deployments.

This advisory contains the RPM packages for Red Hat OpenShift
Container Platform release 3.3.1.4. See the following advisory for the
container images for this release :

https://access.redhat.com/errata/RHBA-2016:2697

Security Fix(es) :

* The OpenShift Container Platform 3 router does not properly sort
routes when processing newly added routes. An attacker with access to
create routes can potentially overwrite existing routes and redirect
network traffic for other users to their own site. (CVE-2016-8631)

This issue was discovered by Jordan Liggitt (Red Hat).

All OpenShift Container Platform 3 users are advised to upgrade to
these updated packages and images."
  );
  script_set_attribute(
    attribute:"see_also",
    value:"https://access.redhat.com/errata/RHSA-2016:2696"
  );
  script_set_attribute(
    attribute:"see_also",
    value:"https://access.redhat.com/security/cve/cve-2016-8631"
  );
  script_set_attribute(attribute:"solution", value:"Update the affected packages.");
  script_set_cvss_base_vector("CVSS2#AV:N/AC:L/Au:S/C:N/I:P/A:N");
  script_set_cvss_temporal_vector("CVSS2#E:U/RL:OF/RC:C");
  script_set_cvss3_base_vector("CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:C/C:N/I:H/A:N");
  script_set_cvss3_temporal_vector("CVSS:3.0/E:U/RL:O/RC:C");
  script_set_attribute(attribute:"exploitability_ease", value:"No known exploits are available");

  script_set_attribute(attribute:"plugin_type", value:"local");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:redhat:enterprise_linux:atomic-openshift");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:redhat:enterprise_linux:atomic-openshift-clients");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:redhat:enterprise_linux:atomic-openshift-clients-redistributable");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:redhat:enterprise_linux:atomic-openshift-dockerregistry");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:redhat:enterprise_linux:atomic-openshift-master");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:redhat:enterprise_linux:atomic-openshift-node");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:redhat:enterprise_linux:atomic-openshift-pod");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:redhat:enterprise_linux:atomic-openshift-sdn-ovs");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:redhat:enterprise_linux:atomic-openshift-tests");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:redhat:enterprise_linux:tuned-profiles-atomic-openshift-node");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:redhat:enterprise_linux:7");

  script_set_attribute(attribute:"vuln_publication_date", value:"2018/07/31");
  script_set_attribute(attribute:"patch_publication_date", value:"2016/11/15");
  script_set_attribute(attribute:"plugin_publication_date", value:"2018/12/04");
  script_set_attribute(attribute:"generated_plugin", value:"current");
  script_end_attributes();

  script_category(ACT_GATHER_INFO);
  script_copyright(english:"This script is Copyright (C) 2018-2020 and is owned by Tenable, Inc. or an Affiliate thereof.");
  script_family(english:"Red Hat Local Security Checks");

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

  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) || "Red Hat" >!< release) audit(AUDIT_OS_NOT, "Red Hat");
os_ver = pregmatch(pattern: "Red Hat Enterprise Linux.*release ([0-9]+(\.[0-9]+)?)", string:release);
if (isnull(os_ver)) audit(AUDIT_UNKNOWN_APP_VER, "Red Hat");
os_ver = os_ver[1];
if (! preg(pattern:"^7([^0-9]|$)", string:os_ver)) audit(AUDIT_OS_NOT, "Red Hat 7.x", "Red Hat " + 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 ("x86_64" >!< cpu && cpu !~ "^i[3-6]86$" && "s390" >!< cpu) audit(AUDIT_LOCAL_CHECKS_NOT_IMPLEMENTED, "Red Hat", cpu);
if ("x86_64" >!< cpu) audit(AUDIT_ARCH_NOT, "x86_64", cpu);

yum_updateinfo = get_kb_item("Host/RedHat/yum-updateinfo");
if (!empty_or_null(yum_updateinfo)) 
{
  rhsa = "RHSA-2016:2696";
  yum_report = redhat_generate_yum_updateinfo_report(rhsa:rhsa);
  if (!empty_or_null(yum_report))
  {
    security_report_v4(
      port       : 0,
      severity   : SECURITY_WARNING,
      extra      : yum_report 
    );
    exit(0);
  }
  else
  {
    audit_message = "affected by Red Hat security advisory " + rhsa;
    audit(AUDIT_OS_NOT, audit_message);
  }
}
else
{
  flag = 0;
  if (rpm_exists(rpm:"atomic-openshift-3.3", release:"RHEL7") && rpm_check(release:"RHEL7", cpu:"x86_64", reference:"atomic-openshift-3.3.1.4-1.git.0.7c8657c.el7")) flag++;
  if (rpm_exists(rpm:"atomic-openshift-clients-3.3", release:"RHEL7") && rpm_check(release:"RHEL7", cpu:"x86_64", reference:"atomic-openshift-clients-3.3.1.4-1.git.0.7c8657c.el7")) flag++;
  if (rpm_exists(rpm:"atomic-openshift-clients-redistributable-3.3", release:"RHEL7") && rpm_check(release:"RHEL7", cpu:"x86_64", reference:"atomic-openshift-clients-redistributable-3.3.1.4-1.git.0.7c8657c.el7")) flag++;
  if (rpm_exists(rpm:"atomic-openshift-dockerregistry-3.3", release:"RHEL7") && rpm_check(release:"RHEL7", cpu:"x86_64", reference:"atomic-openshift-dockerregistry-3.3.1.4-1.git.0.7c8657c.el7")) flag++;
  if (rpm_exists(rpm:"atomic-openshift-master-3.3", release:"RHEL7") && rpm_check(release:"RHEL7", cpu:"x86_64", reference:"atomic-openshift-master-3.3.1.4-1.git.0.7c8657c.el7")) flag++;
  if (rpm_exists(rpm:"atomic-openshift-node-3.3", release:"RHEL7") && rpm_check(release:"RHEL7", cpu:"x86_64", reference:"atomic-openshift-node-3.3.1.4-1.git.0.7c8657c.el7")) flag++;
  if (rpm_exists(rpm:"atomic-openshift-pod-3.3", release:"RHEL7") && rpm_check(release:"RHEL7", cpu:"x86_64", reference:"atomic-openshift-pod-3.3.1.4-1.git.0.7c8657c.el7")) flag++;
  if (rpm_exists(rpm:"atomic-openshift-sdn-ovs-3.3", release:"RHEL7") && rpm_check(release:"RHEL7", cpu:"x86_64", reference:"atomic-openshift-sdn-ovs-3.3.1.4-1.git.0.7c8657c.el7")) flag++;
  if (rpm_exists(rpm:"atomic-openshift-tests-3.3", release:"RHEL7") && rpm_check(release:"RHEL7", cpu:"x86_64", reference:"atomic-openshift-tests-3.3.1.4-1.git.0.7c8657c.el7")) flag++;
  if (rpm_exists(rpm:"tuned-profiles-atomic-openshift-node-3.3", release:"RHEL7") && rpm_check(release:"RHEL7", cpu:"x86_64", reference:"tuned-profiles-atomic-openshift-node-3.3.1.4-1.git.0.7c8657c.el7")) flag++;

  if (flag)
  {
    security_report_v4(
      port       : 0,
      severity   : SECURITY_WARNING,
      extra      : rpm_report_get() + redhat_report_package_caveat()
    );
    exit(0);
  }
  else
  {
    tested = pkg_tests_get();
    if (tested) audit(AUDIT_PACKAGE_NOT_AFFECTED, tested);
    else audit(AUDIT_PACKAGE_NOT_INSTALLED, "atomic-openshift / atomic-openshift-clients / etc");
  }
}

Redhat

advisories
rhsa
idRHSA-2016:2696
rpms
  • atomic-openshift-0:3.3.1.4-1.git.0.7c8657c.el7
  • atomic-openshift-clients-0:3.3.1.4-1.git.0.7c8657c.el7
  • atomic-openshift-clients-redistributable-0:3.3.1.4-1.git.0.7c8657c.el7
  • atomic-openshift-dockerregistry-0:3.3.1.4-1.git.0.7c8657c.el7
  • atomic-openshift-master-0:3.3.1.4-1.git.0.7c8657c.el7
  • atomic-openshift-node-0:3.3.1.4-1.git.0.7c8657c.el7
  • atomic-openshift-pod-0:3.3.1.4-1.git.0.7c8657c.el7
  • atomic-openshift-sdn-ovs-0:3.3.1.4-1.git.0.7c8657c.el7
  • atomic-openshift-tests-0:3.3.1.4-1.git.0.7c8657c.el7
  • tuned-profiles-atomic-openshift-node-0:3.3.1.4-1.git.0.7c8657c.el7