RHEL 8 : openshift (RHSA-2019:3041) (Data Dribble) (Resource Loop)

#
# (C) Tenable Network Security, Inc.
#
# The descriptive text and package checks in this plugin were  
# extracted from Red Hat Security Advisory RHSA-2019:3041. The text 
# itself is copyright (C) Red Hat, Inc.
#

include('compat.inc');

if (description)
{
  script_id(129957);
  script_version("1.6");
  script_set_attribute(attribute:"plugin_modification_date", value:"2024/04/18");

  script_cve_id("CVE-2019-9511", "CVE-2019-9513");
  script_xref(name:"RHSA", value:"2019:3041");
  script_xref(name:"CEA-ID", value:"CEA-2019-0643");

  script_name(english:"RHEL 8 : openshift (RHSA-2019:3041) (Data Dribble) (Resource Loop)");

  script_set_attribute(attribute:"synopsis", value:
"The remote Red Hat host is missing one or more security updates.");
  script_set_attribute(attribute:"description", value:
"Red Hat OpenShift Service Mesh 1.0.1.

Red Hat Product Security has rated this update as having a security
impact of Important. 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 Service Mesh is Red Hat's distribution of the Istio
service mesh project, tailored for installation into an on-premise
OpenShift Container Platform installation.

This advisory covers the RPM packages for the OpenShift Service Mesh
1.0.1 release.

Security Fix(es) :

* HTTP/2: large amount of data requests leads to denial of service
(CVE-2019-9511)

* HTTP/2: flood using PRIORITY frames results in excessive resource
consumption (CVE-2019-9513)

For more details about the security issue(s), including the impact, a
CVSS score, acknowledgments, and other related information, refer to
the CVE page(s) listed in the References section.");
  script_set_attribute(attribute:"see_also", value:"https://access.redhat.com/errata/RHSA-2019:3041");
  script_set_attribute(attribute:"see_also", value:"https://access.redhat.com/security/cve/cve-2019-9511");
  script_set_attribute(attribute:"see_also", value:"https://access.redhat.com/security/cve/cve-2019-9513");
  script_set_attribute(attribute:"solution", value:
"Update the affected packages.");
  script_set_cvss_base_vector("CVSS2#AV:N/AC:L/Au:N/C:N/I:N/A:C");
  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:N/UI:N/S:U/C:N/I:N/A:H");
  script_set_cvss3_temporal_vector("CVSS:3.0/E:U/RL:O/RC:C");
  script_set_attribute(attribute:"cvss_score_source", value:"CVE-2019-9513");

  script_set_attribute(attribute:"exploitability_ease", value:"No known exploits are available");
  script_set_attribute(attribute:"exploit_available", value:"false");
  script_set_attribute(attribute:"in_the_news", value:"true");

  script_set_attribute(attribute:"vuln_publication_date", value:"2019/08/13");
  script_set_attribute(attribute:"patch_publication_date", value:"2019/10/14");
  script_set_attribute(attribute:"plugin_publication_date", value:"2019/10/16");

  script_set_attribute(attribute:"plugin_type", value:"local");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:redhat:enterprise_linux:servicemesh");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:redhat:enterprise_linux:servicemesh-citadel");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:redhat:enterprise_linux:servicemesh-cni");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:redhat:enterprise_linux:servicemesh-galley");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:redhat:enterprise_linux:servicemesh-grafana");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:redhat:enterprise_linux:servicemesh-grafana-prometheus");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:redhat:enterprise_linux:servicemesh-istioctl");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:redhat:enterprise_linux:servicemesh-mixc");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:redhat:enterprise_linux:servicemesh-mixs");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:redhat:enterprise_linux:servicemesh-operator");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:redhat:enterprise_linux:servicemesh-pilot-agent");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:redhat:enterprise_linux:servicemesh-pilot-discovery");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:redhat:enterprise_linux:servicemesh-prometheus");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:redhat:enterprise_linux:servicemesh-proxy");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:redhat:enterprise_linux:servicemesh-sidecar-injector");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:redhat:enterprise_linux:7");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:redhat:enterprise_linux:8");
  script_set_attribute(attribute:"generated_plugin", value:"current");
  script_end_attributes();

  script_category(ACT_GATHER_INFO);
  script_family(english:"Red Hat Local Security Checks");

  script_copyright(english:"This script is Copyright (C) 2019-2024 and is owned by Tenable, Inc. or an Affiliate thereof.");

  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|8)([^0-9]|$)", string:os_ver)) audit(AUDIT_OS_NOT, "Red Hat 7.x / 8.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-2019:3041";
  yum_report = redhat_generate_yum_updateinfo_report(rhsa:rhsa);
  if (!empty_or_null(yum_report))
  {
    security_report_v4(
      port       : 0,
      severity   : SECURITY_HOLE,
      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_check(release:"RHEL8", cpu:"x86_64", reference:"servicemesh-1.0.1-8.el8")) flag++;
  if (rpm_check(release:"RHEL8", cpu:"x86_64", reference:"servicemesh-citadel-1.0.1-8.el8")) flag++;
  if (rpm_check(release:"RHEL8", cpu:"x86_64", reference:"servicemesh-cni-1.0.1-8.el8")) flag++;
  if (rpm_check(release:"RHEL8", cpu:"x86_64", reference:"servicemesh-galley-1.0.1-8.el8")) flag++;
  if (rpm_check(release:"RHEL8", cpu:"x86_64", reference:"servicemesh-grafana-6.2.2-21.el8")) flag++;
  if (rpm_check(release:"RHEL8", cpu:"x86_64", reference:"servicemesh-grafana-prometheus-6.2.2-21.el8")) flag++;
  if (rpm_check(release:"RHEL8", cpu:"x86_64", reference:"servicemesh-istioctl-1.0.1-8.el8")) flag++;
  if (rpm_check(release:"RHEL8", cpu:"x86_64", reference:"servicemesh-mixc-1.0.1-8.el8")) flag++;
  if (rpm_check(release:"RHEL8", cpu:"x86_64", reference:"servicemesh-mixs-1.0.1-8.el8")) flag++;
  if (rpm_check(release:"RHEL8", cpu:"x86_64", reference:"servicemesh-operator-1.0.1-8.el8")) flag++;
  if (rpm_check(release:"RHEL8", cpu:"x86_64", reference:"servicemesh-pilot-agent-1.0.1-8.el8")) flag++;
  if (rpm_check(release:"RHEL8", cpu:"x86_64", reference:"servicemesh-pilot-discovery-1.0.1-8.el8")) flag++;
  if (rpm_check(release:"RHEL8", cpu:"x86_64", reference:"servicemesh-prometheus-2.7.2-22.el8")) flag++;
  if (rpm_check(release:"RHEL8", cpu:"x86_64", reference:"servicemesh-proxy-1.0.1-7.el8")) flag++;
  if (rpm_check(release:"RHEL8", cpu:"x86_64", reference:"servicemesh-sidecar-injector-1.0.1-8.el8")) flag++;

  if (flag)
  {
    security_report_v4(
      port       : 0,
      severity   : SECURITY_HOLE,
      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, "servicemesh / servicemesh-citadel / servicemesh-cni / etc");
  }
}