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nessusThis script is Copyright (C) 2021-2024 and is owned by Tenable, Inc. or an Affiliate thereof.REDHAT-RHSA-2021-2587.NASL
HistoryJun 29, 2021 - 12:00 a.m.

RHEL 8 : ruby:2.5 (RHSA-2021:2587)

2021-06-2900:00:00
This script is Copyright (C) 2021-2024 and is owned by Tenable, Inc. or an Affiliate thereof.
www.tenable.com
27

CVSS2

7.8

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

COMPLETE

AV:N/AC:L/Au:N/C:N/I:N/A:C

CVSS3

8.1

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

AI Score

8.8

Confidence

High

EPSS

0.012

Percentile

85.4%

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2021:2587 advisory.

Ruby is an extensible, interpreted, object-oriented, scripting language. It has features to process text     files and to perform system management tasks.

The following packages have been upgraded to a later upstream version: ruby (2.5.9). (BZ#1952626)

Security Fix(es):

* ruby: NUL injection vulnerability of File.fnmatch and File.fnmatch? (CVE-2019-15845)

* ruby: Regular expression denial of service vulnerability of WEBrick's Digest authentication     (CVE-2019-16201)

* ruby: Code injection via command argument of Shell#test / Shell#[] (CVE-2019-16255)

* rubygem-json: Unsafe object creation vulnerability in JSON (CVE-2020-10663)

* ruby: BasicSocket#read_nonblock method leads to information disclosure (CVE-2020-10933)

* ruby: Potential HTTP request smuggling in WEBrick (CVE-2020-25613)

* ruby: XML round-trip vulnerability in REXML (CVE-2021-28965)

* ruby: HTTP response splitting in WEBrick (CVE-2019-16254)

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.

Tenable has extracted the preceding description block directly from the Red Hat Enterprise Linux security advisory.

Note that Nessus has not tested for these issues but has instead relied only on the application’s self-reported version number.

#%NASL_MIN_LEVEL 70300
##
# (C) Tenable, Inc.
#
# The descriptive text and package checks in this plugin were
# extracted from Red Hat Security Advisory RHSA-2021:2587. The text
# itself is copyright (C) Red Hat, Inc.
##

include('deprecated_nasl_level.inc');
include('compat.inc');

if (description)
{
  script_id(151141);
  script_version("1.10");
  script_set_attribute(attribute:"plugin_modification_date", value:"2024/06/03");

  script_cve_id(
    "CVE-2019-15845",
    "CVE-2019-16201",
    "CVE-2019-16254",
    "CVE-2019-16255",
    "CVE-2020-10663",
    "CVE-2020-10933",
    "CVE-2020-25613",
    "CVE-2021-28965"
  );
  script_xref(name:"RHSA", value:"2021:2587");

  script_name(english:"RHEL 8 : ruby:2.5 (RHSA-2021:2587)");

  script_set_attribute(attribute:"synopsis", value:
"The remote Red Hat host is missing one or more security updates.");
  script_set_attribute(attribute:"description", value:
"The remote Redhat Enterprise Linux 8 host has packages installed that are affected by multiple vulnerabilities as
referenced in the RHSA-2021:2587 advisory.

    Ruby is an extensible, interpreted, object-oriented, scripting language. It has features to process text
    files and to perform system management tasks.

    The following packages have been upgraded to a later upstream version: ruby (2.5.9). (BZ#1952626)

    Security Fix(es):

    * ruby: NUL injection vulnerability of File.fnmatch and File.fnmatch? (CVE-2019-15845)

    * ruby: Regular expression denial of service vulnerability of WEBrick's Digest authentication
    (CVE-2019-16201)

    * ruby: Code injection via command argument of Shell#test / Shell#[] (CVE-2019-16255)

    * rubygem-json: Unsafe object creation vulnerability in JSON (CVE-2020-10663)

    * ruby: BasicSocket#read_nonblock method leads to information disclosure (CVE-2020-10933)

    * ruby: Potential HTTP request smuggling in WEBrick (CVE-2020-25613)

    * ruby: XML round-trip vulnerability in REXML (CVE-2021-28965)

    * ruby: HTTP response splitting in WEBrick (CVE-2019-16254)

    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.

Tenable has extracted the preceding description block directly from the Red Hat Enterprise Linux security advisory.

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version
number.");
  # https://access.redhat.com/security/data/csaf/v2/advisories/2021/rhsa-2021_2587.json
  script_set_attribute(attribute:"see_also", value:"http://www.nessus.org/u?8e876d56");
  script_set_attribute(attribute:"see_also", value:"https://access.redhat.com/security/updates/classification/#moderate");
  script_set_attribute(attribute:"see_also", value:"https://access.redhat.com/errata/RHSA-2021:2587");
  script_set_attribute(attribute:"see_also", value:"https://bugzilla.redhat.com/show_bug.cgi?id=1773728");
  script_set_attribute(attribute:"see_also", value:"https://bugzilla.redhat.com/show_bug.cgi?id=1789407");
  script_set_attribute(attribute:"see_also", value:"https://bugzilla.redhat.com/show_bug.cgi?id=1789556");
  script_set_attribute(attribute:"see_also", value:"https://bugzilla.redhat.com/show_bug.cgi?id=1793683");
  script_set_attribute(attribute:"see_also", value:"https://bugzilla.redhat.com/show_bug.cgi?id=1827500");
  script_set_attribute(attribute:"see_also", value:"https://bugzilla.redhat.com/show_bug.cgi?id=1833291");
  script_set_attribute(attribute:"see_also", value:"https://bugzilla.redhat.com/show_bug.cgi?id=1883623");
  script_set_attribute(attribute:"see_also", value:"https://bugzilla.redhat.com/show_bug.cgi?id=1947526");
  script_set_attribute(attribute:"see_also", value:"https://bugzilla.redhat.com/show_bug.cgi?id=1952626");
  script_set_attribute(attribute:"see_also", value:"https://bugzilla.redhat.com/show_bug.cgi?id=1955010");
  script_set_attribute(attribute:"solution", value:
"Update the affected packages.");
  script_set_cvss_base_vector("CVSS2#AV:N/AC:M/Au:N/C:P/I:P/A:P");
  script_set_cvss_temporal_vector("CVSS2#E:POC/RL:OF/RC:C");
  script_set_cvss3_base_vector("CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H");
  script_set_cvss3_temporal_vector("CVSS:3.0/E:P/RL:O/RC:C");
  script_set_attribute(attribute:"cvss_score_source", value:"CVE-2019-16255");

  script_set_attribute(attribute:"exploitability_ease", value:"Exploits are available");
  script_set_attribute(attribute:"exploit_available", value:"true");
  script_cwe_id(41, 94, 113, 200, 400, 444, 611);
  script_set_attribute(attribute:"vendor_severity", value:"Moderate");

  script_set_attribute(attribute:"vuln_publication_date", value:"2019/11/26");
  script_set_attribute(attribute:"patch_publication_date", value:"2021/06/29");
  script_set_attribute(attribute:"plugin_publication_date", value:"2021/06/29");

  script_set_attribute(attribute:"plugin_type", value:"local");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:redhat:enterprise_linux:8");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:redhat:enterprise_linux:ruby");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:redhat:enterprise_linux:ruby-devel");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:redhat:enterprise_linux:ruby-doc");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:redhat:enterprise_linux:ruby-irb");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:redhat:enterprise_linux:ruby-libs");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:redhat:enterprise_linux:rubygem-abrt");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:redhat:enterprise_linux:rubygem-abrt-doc");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:redhat:enterprise_linux:rubygem-bigdecimal");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:redhat:enterprise_linux:rubygem-bson");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:redhat:enterprise_linux:rubygem-bson-doc");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:redhat:enterprise_linux:rubygem-bundler");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:redhat:enterprise_linux:rubygem-bundler-doc");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:redhat:enterprise_linux:rubygem-did_you_mean");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:redhat:enterprise_linux:rubygem-io-console");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:redhat:enterprise_linux:rubygem-json");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:redhat:enterprise_linux:rubygem-minitest");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:redhat:enterprise_linux:rubygem-mongo");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:redhat:enterprise_linux:rubygem-mongo-doc");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:redhat:enterprise_linux:rubygem-mysql2");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:redhat:enterprise_linux:rubygem-mysql2-doc");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:redhat:enterprise_linux:rubygem-net-telnet");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:redhat:enterprise_linux:rubygem-openssl");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:redhat:enterprise_linux:rubygem-pg");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:redhat:enterprise_linux:rubygem-pg-doc");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:redhat:enterprise_linux:rubygem-power_assert");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:redhat:enterprise_linux:rubygem-psych");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:redhat:enterprise_linux:rubygem-rake");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:redhat:enterprise_linux:rubygem-rdoc");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:redhat:enterprise_linux:rubygem-test-unit");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:redhat:enterprise_linux:rubygem-xmlrpc");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:redhat:enterprise_linux:rubygems");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:redhat:enterprise_linux:rubygems-devel");
  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) 2021-2024 and is owned by Tenable, Inc. or an Affiliate thereof.");

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

  exit(0);
}


include('rpm.inc');
include('rhel.inc');

if (!get_kb_item('Host/local_checks_enabled')) audit(AUDIT_LOCAL_CHECKS_NOT_ENABLED);
var os_release = get_kb_item('Host/RedHat/release');
if (isnull(os_release) || 'Red Hat' >!< os_release) audit(AUDIT_OS_NOT, 'Red Hat');
var os_ver = pregmatch(pattern: "Red Hat Enterprise Linux.*release ([0-9]+(\.[0-9]+)?)", string:os_release);
if (isnull(os_ver)) audit(AUDIT_UNKNOWN_APP_VER, 'Red Hat');
os_ver = os_ver[1];
if (!rhel_check_release(operator: 'ge', os_version: os_ver, rhel_version: '8')) audit(AUDIT_OS_NOT, 'Red Hat 8.x', 'Red Hat ' + os_ver);

if (!get_kb_item('Host/RedHat/rpm-list')) audit(AUDIT_PACKAGE_LIST_MISSING);

var cpu = get_kb_item('Host/cpu');
if (isnull(cpu)) audit(AUDIT_UNKNOWN_ARCH);
if ('x86_64' >!< cpu && cpu !~ "^i[3-6]86$" && 's390' >!< cpu && 'aarch64' >!< cpu && 'ppc' >!< cpu) audit(AUDIT_LOCAL_CHECKS_NOT_IMPLEMENTED, 'Red Hat', cpu);

var appstreams = {
  'ruby:2.5': [
    {
      'repo_relative_urls': [
        'content/dist/rhel8/8.10/aarch64/appstream/debug',
        'content/dist/rhel8/8.10/aarch64/appstream/os',
        'content/dist/rhel8/8.10/aarch64/appstream/source/SRPMS',
        'content/dist/rhel8/8.10/ppc64le/appstream/debug',
        'content/dist/rhel8/8.10/ppc64le/appstream/os',
        'content/dist/rhel8/8.10/ppc64le/appstream/source/SRPMS',
        'content/dist/rhel8/8.10/s390x/appstream/debug',
        'content/dist/rhel8/8.10/s390x/appstream/os',
        'content/dist/rhel8/8.10/s390x/appstream/source/SRPMS',
        'content/dist/rhel8/8.10/x86_64/appstream/debug',
        'content/dist/rhel8/8.10/x86_64/appstream/os',
        'content/dist/rhel8/8.10/x86_64/appstream/source/SRPMS',
        'content/dist/rhel8/8.6/aarch64/appstream/debug',
        'content/dist/rhel8/8.6/aarch64/appstream/os',
        'content/dist/rhel8/8.6/aarch64/appstream/source/SRPMS',
        'content/dist/rhel8/8.6/ppc64le/appstream/debug',
        'content/dist/rhel8/8.6/ppc64le/appstream/os',
        'content/dist/rhel8/8.6/ppc64le/appstream/source/SRPMS',
        'content/dist/rhel8/8.6/s390x/appstream/debug',
        'content/dist/rhel8/8.6/s390x/appstream/os',
        'content/dist/rhel8/8.6/s390x/appstream/source/SRPMS',
        'content/dist/rhel8/8.6/x86_64/appstream/debug',
        'content/dist/rhel8/8.6/x86_64/appstream/os',
        'content/dist/rhel8/8.6/x86_64/appstream/source/SRPMS',
        'content/dist/rhel8/8.8/aarch64/appstream/debug',
        'content/dist/rhel8/8.8/aarch64/appstream/os',
        'content/dist/rhel8/8.8/aarch64/appstream/source/SRPMS',
        'content/dist/rhel8/8.8/ppc64le/appstream/debug',
        'content/dist/rhel8/8.8/ppc64le/appstream/os',
        'content/dist/rhel8/8.8/ppc64le/appstream/source/SRPMS',
        'content/dist/rhel8/8.8/s390x/appstream/debug',
        'content/dist/rhel8/8.8/s390x/appstream/os',
        'content/dist/rhel8/8.8/s390x/appstream/source/SRPMS',
        'content/dist/rhel8/8.8/x86_64/appstream/debug',
        'content/dist/rhel8/8.8/x86_64/appstream/os',
        'content/dist/rhel8/8.8/x86_64/appstream/source/SRPMS',
        'content/dist/rhel8/8.9/aarch64/appstream/debug',
        'content/dist/rhel8/8.9/aarch64/appstream/os',
        'content/dist/rhel8/8.9/aarch64/appstream/source/SRPMS',
        'content/dist/rhel8/8.9/ppc64le/appstream/debug',
        'content/dist/rhel8/8.9/ppc64le/appstream/os',
        'content/dist/rhel8/8.9/ppc64le/appstream/source/SRPMS',
        'content/dist/rhel8/8.9/s390x/appstream/debug',
        'content/dist/rhel8/8.9/s390x/appstream/os',
        'content/dist/rhel8/8.9/s390x/appstream/source/SRPMS',
        'content/dist/rhel8/8.9/x86_64/appstream/debug',
        'content/dist/rhel8/8.9/x86_64/appstream/os',
        'content/dist/rhel8/8.9/x86_64/appstream/source/SRPMS',
        'content/dist/rhel8/8/aarch64/appstream/debug',
        'content/dist/rhel8/8/aarch64/appstream/os',
        'content/dist/rhel8/8/aarch64/appstream/source/SRPMS',
        'content/dist/rhel8/8/ppc64le/appstream/debug',
        'content/dist/rhel8/8/ppc64le/appstream/os',
        'content/dist/rhel8/8/ppc64le/appstream/source/SRPMS',
        'content/dist/rhel8/8/s390x/appstream/debug',
        'content/dist/rhel8/8/s390x/appstream/os',
        'content/dist/rhel8/8/s390x/appstream/source/SRPMS',
        'content/dist/rhel8/8/x86_64/appstream/debug',
        'content/dist/rhel8/8/x86_64/appstream/os',
        'content/dist/rhel8/8/x86_64/appstream/source/SRPMS'
      ],
      'pkgs': [
        {'reference':'ruby-2.5.9-107.module+el8.4.0+10822+fe4fffb1', 'release':'8', 'rpm_spec_vers_cmp':TRUE},
        {'reference':'ruby-devel-2.5.9-107.module+el8.4.0+10822+fe4fffb1', 'release':'8', 'rpm_spec_vers_cmp':TRUE},
        {'reference':'ruby-doc-2.5.9-107.module+el8.4.0+10822+fe4fffb1', 'release':'8', 'rpm_spec_vers_cmp':TRUE},
        {'reference':'ruby-irb-2.5.9-107.module+el8.4.0+10822+fe4fffb1', 'release':'8', 'rpm_spec_vers_cmp':TRUE},
        {'reference':'ruby-libs-2.5.9-107.module+el8.4.0+10822+fe4fffb1', 'release':'8', 'rpm_spec_vers_cmp':TRUE},
        {'reference':'rubygem-abrt-0.3.0-4.module+el8.1.0+3656+f80bfa1d', 'release':'8', 'rpm_spec_vers_cmp':TRUE},
        {'reference':'rubygem-abrt-doc-0.3.0-4.module+el8.1.0+3656+f80bfa1d', 'release':'8', 'rpm_spec_vers_cmp':TRUE},
        {'reference':'rubygem-bigdecimal-1.3.4-107.module+el8.4.0+10822+fe4fffb1', 'release':'8', 'rpm_spec_vers_cmp':TRUE},
        {'reference':'rubygem-bson-4.3.0-2.module+el8.1.0+3656+f80bfa1d', 'release':'8', 'rpm_spec_vers_cmp':TRUE},
        {'reference':'rubygem-bson-doc-4.3.0-2.module+el8.1.0+3656+f80bfa1d', 'release':'8', 'rpm_spec_vers_cmp':TRUE},
        {'reference':'rubygem-bundler-1.16.1-3.module+el8.1.0+3656+f80bfa1d', 'release':'8', 'rpm_spec_vers_cmp':TRUE},
        {'reference':'rubygem-bundler-doc-1.16.1-3.module+el8.1.0+3656+f80bfa1d', 'release':'8', 'rpm_spec_vers_cmp':TRUE},
        {'reference':'rubygem-did_you_mean-1.2.0-107.module+el8.4.0+10822+fe4fffb1', 'release':'8', 'rpm_spec_vers_cmp':TRUE},
        {'reference':'rubygem-io-console-0.4.6-107.module+el8.4.0+10822+fe4fffb1', 'release':'8', 'rpm_spec_vers_cmp':TRUE},
        {'reference':'rubygem-json-2.1.0-107.module+el8.4.0+10822+fe4fffb1', 'release':'8', 'rpm_spec_vers_cmp':TRUE},
        {'reference':'rubygem-minitest-5.10.3-107.module+el8.4.0+10822+fe4fffb1', 'release':'8', 'rpm_spec_vers_cmp':TRUE},
        {'reference':'rubygem-mongo-2.5.1-2.module+el8.1.0+3656+f80bfa1d', 'release':'8', 'rpm_spec_vers_cmp':TRUE},
        {'reference':'rubygem-mongo-doc-2.5.1-2.module+el8.1.0+3656+f80bfa1d', 'release':'8', 'rpm_spec_vers_cmp':TRUE},
        {'reference':'rubygem-mysql2-0.4.10-4.module+el8.1.0+3656+f80bfa1d', 'release':'8', 'rpm_spec_vers_cmp':TRUE},
        {'reference':'rubygem-mysql2-doc-0.4.10-4.module+el8.1.0+3656+f80bfa1d', 'release':'8', 'rpm_spec_vers_cmp':TRUE},
        {'reference':'rubygem-net-telnet-0.1.1-107.module+el8.4.0+10822+fe4fffb1', 'release':'8', 'rpm_spec_vers_cmp':TRUE},
        {'reference':'rubygem-openssl-2.1.2-107.module+el8.4.0+10822+fe4fffb1', 'release':'8', 'rpm_spec_vers_cmp':TRUE},
        {'reference':'rubygem-pg-1.0.0-2.module+el8.1.0+3656+f80bfa1d', 'release':'8', 'rpm_spec_vers_cmp':TRUE},
        {'reference':'rubygem-pg-doc-1.0.0-2.module+el8.1.0+3656+f80bfa1d', 'release':'8', 'rpm_spec_vers_cmp':TRUE},
        {'reference':'rubygem-power_assert-1.1.1-107.module+el8.4.0+10822+fe4fffb1', 'release':'8', 'rpm_spec_vers_cmp':TRUE},
        {'reference':'rubygem-psych-3.0.2-107.module+el8.4.0+10822+fe4fffb1', 'release':'8', 'rpm_spec_vers_cmp':TRUE},
        {'reference':'rubygem-rake-12.3.3-107.module+el8.4.0+10822+fe4fffb1', 'release':'8', 'rpm_spec_vers_cmp':TRUE},
        {'reference':'rubygem-rdoc-6.0.1.1-107.module+el8.4.0+10822+fe4fffb1', 'release':'8', 'rpm_spec_vers_cmp':TRUE},
        {'reference':'rubygem-test-unit-3.2.7-107.module+el8.4.0+10822+fe4fffb1', 'release':'8', 'rpm_spec_vers_cmp':TRUE},
        {'reference':'rubygem-xmlrpc-0.3.0-107.module+el8.4.0+10822+fe4fffb1', 'release':'8', 'rpm_spec_vers_cmp':TRUE},
        {'reference':'rubygems-2.7.6.3-107.module+el8.4.0+10822+fe4fffb1', 'release':'8', 'rpm_spec_vers_cmp':TRUE},
        {'reference':'rubygems-devel-2.7.6.3-107.module+el8.4.0+10822+fe4fffb1', 'release':'8', 'rpm_spec_vers_cmp':TRUE}
      ]
    }
  ]
};

var applicable_repo_urls = rhel_determine_applicable_repository_urls(constraints:appstreams, appstreams:TRUE);
if(applicable_repo_urls == RHEL_REPOS_NO_OVERLAP_MESSAGE) exit(0, RHEL_REPO_NOT_ENABLED);

var module_ver = get_kb_item('Host/RedHat/appstream/ruby');
if (isnull(module_ver)) audit(AUDIT_PACKAGE_NOT_INSTALLED, 'Module ruby:2.5');
if ('2.5' >!< module_ver) audit(AUDIT_PACKAGE_NOT_AFFECTED, 'Module ruby:' + module_ver);

var flag = 0;
var appstreams_found = 0;
foreach var module (keys(appstreams)) {
  var appstream = NULL;
  var appstream_name = NULL;
  var appstream_version = NULL;
  var appstream_split = split(module, sep:':', keep:FALSE);
  if (!empty_or_null(appstream_split)) {
    appstream_name = appstream_split[0];
    appstream_version = appstream_split[1];
    if (!empty_or_null(appstream_name)) appstream = get_one_kb_item('Host/RedHat/appstream/' + appstream_name);
  }
  if (!empty_or_null(appstream) && appstream_version == appstream || appstream_name == 'all') {
    appstreams_found++;
    foreach var module_array ( appstreams[module] ) {
      var repo_relative_urls = NULL;
      if (!empty_or_null(module_array['repo_relative_urls'])) repo_relative_urls = module_array['repo_relative_urls'];
      foreach var package_array ( module_array['pkgs'] ) {
        var reference = NULL;
        var _release = NULL;
        var sp = NULL;
        var _cpu = NULL;
        var el_string = NULL;
        var rpm_spec_vers_cmp = NULL;
        var epoch = NULL;
        var allowmaj = NULL;
        var exists_check = NULL;
        var cves = NULL;
        if (!empty_or_null(package_array['reference'])) reference = package_array['reference'];
        if (!empty_or_null(package_array['release'])) _release = 'RHEL' + package_array['release'];
        if (!empty_or_null(package_array['sp'])) sp = package_array['sp'];
        if (!empty_or_null(package_array['cpu'])) _cpu = package_array['cpu'];
        if (!empty_or_null(package_array['el_string'])) el_string = package_array['el_string'];
        if (!empty_or_null(package_array['rpm_spec_vers_cmp'])) rpm_spec_vers_cmp = package_array['rpm_spec_vers_cmp'];
        if (!empty_or_null(package_array['epoch'])) epoch = package_array['epoch'];
        if (!empty_or_null(package_array['allowmaj'])) allowmaj = package_array['allowmaj'];
        if (!empty_or_null(package_array['exists_check'])) exists_check = package_array['exists_check'];
        if (!empty_or_null(package_array['cves'])) cves = package_array['cves'];
        if (reference &&
            _release &&
            rhel_decide_repo_relative_url_check(required_repo_url_list:repo_relative_urls) &&
            (applicable_repo_urls || (!exists_check || rpm_exists(release:_release, rpm:exists_check))) &&
            rpm_check(release:_release, sp:sp, cpu:_cpu, reference:reference, epoch:epoch, el_string:el_string, rpm_spec_vers_cmp:rpm_spec_vers_cmp, allowmaj:allowmaj, cves:cves)) flag++;
      }
    }
  }
}

if (!appstreams_found) audit(AUDIT_PACKAGE_NOT_INSTALLED, 'Module ruby:2.5');

if (flag)
{
  var extra = NULL;
  if (isnull(applicable_repo_urls) || !applicable_repo_urls) extra = rpm_report_get() + redhat_report_repo_caveat();
  else extra = rpm_report_get();
  security_report_v4(
      port       : 0,
      severity   : SECURITY_WARNING,
      extra      : extra
  );
  exit(0);
}
else
{
  var tested = pkg_tests_get();
  if (tested) audit(AUDIT_PACKAGE_NOT_AFFECTED, tested);
  else audit(AUDIT_PACKAGE_NOT_INSTALLED, 'ruby / ruby-devel / ruby-doc / ruby-irb / ruby-libs / rubygem-abrt / etc');
}
VendorProductVersionCPE
redhatenterprise_linuxruby-irbp-cpe:/a:redhat:enterprise_linux:ruby-irb
redhatenterprise_linuxrubygem-mysql2-docp-cpe:/a:redhat:enterprise_linux:rubygem-mysql2-doc
redhatenterprise_linuxrubygem-jsonp-cpe:/a:redhat:enterprise_linux:rubygem-json
redhatenterprise_linuxrubygem-net-telnetp-cpe:/a:redhat:enterprise_linux:rubygem-net-telnet
redhatenterprise_linuxrubygem-rdocp-cpe:/a:redhat:enterprise_linux:rubygem-rdoc
redhatenterprise_linuxrubygem-mongop-cpe:/a:redhat:enterprise_linux:rubygem-mongo
redhatenterprise_linuxrubygem-bundlerp-cpe:/a:redhat:enterprise_linux:rubygem-bundler
redhatenterprise_linuxrubygem-bson-docp-cpe:/a:redhat:enterprise_linux:rubygem-bson-doc
redhatenterprise_linuxrubygem-mongo-docp-cpe:/a:redhat:enterprise_linux:rubygem-mongo-doc
redhatenterprise_linuxrubygem-abrtp-cpe:/a:redhat:enterprise_linux:rubygem-abrt
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References

CVSS2

7.8

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

COMPLETE

AV:N/AC:L/Au:N/C:N/I:N/A:C

CVSS3

8.1

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

AI Score

8.8

Confidence

High

EPSS

0.012

Percentile

85.4%