RHEL 7 / 8 : Red Hat Automation Platform 1.2.5 (RHSA-2021:3473)

#%NASL_MIN_LEVEL 80900
##
# (C) Tenable, Inc.
#
# The descriptive text and package checks in this plugin were
# extracted from Red Hat Security Advisory RHSA-2021:3473. The text
# itself is copyright (C) Red Hat, Inc.
##

include('compat.inc');

if (description)
{
  script_id(193835);
  script_version("1.2");
  script_set_attribute(attribute:"plugin_modification_date", value:"2024/05/29");

  script_cve_id("CVE-2021-33503");
  script_xref(name:"RHSA", value:"2021:3473");

  script_name(english:"RHEL 7 / 8 : Red Hat Automation Platform 1.2.5 (RHSA-2021:3473)");

  script_set_attribute(attribute:"synopsis", value:
"The remote Red Hat host is missing a security update.");
  script_set_attribute(attribute:"description", value:
"The remote Redhat Enterprise Linux 7 / 8 host has packages installed that are affected by a vulnerability as referenced
in the RHSA-2021:3473 advisory.

    Red Hat Ansible Automation Platform integrates Red Hats automation suite
    consisting of Red Hat Ansible Tower, Red Hat Ansible Engine, and use-case
    specific capabilities for Microsoft Windows,network, security, and more,
    along with Software-as-a-Service (SaaS)-based capabilities and features for
    organization-wide effectiveness.

    Security Fix(es):

    * python-urllib3: Catastrophic backtracking in URL authority parser (CVE-2021-33503)

    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.

    Additional Changes:

    This update fixes various bugs and adds enhancements. Documentation for
    these changes is available from the Release Notes document linked to 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 this issue but has instead relied only on the application's self-reported version
number.");
  script_set_attribute(attribute:"see_also", value:"https://access.redhat.com/security/updates/classification/#moderate");
  # https://access.redhat.com/documentation/en-us/red_hat_ansible_automation_platform/1.2/html/red_hat_ansible_automation_platform_release_notes/index
  script_set_attribute(attribute:"see_also", value:"http://www.nessus.org/u?5436748b");
  script_set_attribute(attribute:"see_also", value:"https://bugzilla.redhat.com/show_bug.cgi?id=1968074");
  # https://access.redhat.com/security/data/csaf/v2/advisories/2021/rhsa-2021_3473.json
  script_set_attribute(attribute:"see_also", value:"http://www.nessus.org/u?9f835e15");
  script_set_attribute(attribute:"see_also", value:"https://access.redhat.com/errata/RHSA-2021:3473");
  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:P");
  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-2021-33503");

  script_set_attribute(attribute:"exploitability_ease", value:"No known exploits are available");
  script_set_attribute(attribute:"exploit_available", value:"false");
  script_cwe_id(835);
  script_set_attribute(attribute:"vendor_severity", value:"Moderate");

  script_set_attribute(attribute:"vuln_publication_date", value:"2021/05/26");
  script_set_attribute(attribute:"patch_publication_date", value:"2021/09/08");
  script_set_attribute(attribute:"plugin_publication_date", value:"2024/04/24");

  script_set_attribute(attribute:"plugin_type", value:"local");
  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:"cpe", value:"p-cpe:/a:redhat:enterprise_linux:automation-hub");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:redhat:enterprise_linux:python-galaxy-ng");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:redhat:enterprise_linux:python-requests");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:redhat:enterprise_linux:python-urllib3");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:redhat:enterprise_linux:python3-chardet");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:redhat:enterprise_linux:python3-click");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:redhat:enterprise_linux:python3-galaxy-ng");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:redhat:enterprise_linux:python3-gnupg");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:redhat:enterprise_linux:python3-jinja2");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:redhat:enterprise_linux:python3-markupsafe");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:redhat:enterprise_linux:python3-requests");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:redhat:enterprise_linux:python3-semantic-version");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:redhat:enterprise_linux:python3-urllib3");
  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) 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_list(operator: 'ge', os_version: os_ver, rhel_versions: ['7','8'])) 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);

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 constraints = [
  {
    'repo_relative_urls': [
      'content/dist/layered/rhel8/x86_64/automation-hub/4.2/debug',
      'content/dist/layered/rhel8/x86_64/automation-hub/4.2/os',
      'content/dist/layered/rhel8/x86_64/automation-hub/4.2/source/SRPMS'
    ],
    'pkgs': [
      {'reference':'automation-hub-4.2.6-1.el8pc', 'release':'8', 'el_string':'el8pc', 'rpm_spec_vers_cmp':TRUE, 'exists_check':'automation-hub-4.2'},
      {'reference':'python3-click-7.1.2-3.el8pc', 'release':'8', 'el_string':'el8pc', 'rpm_spec_vers_cmp':TRUE, 'exists_check':'automation-hub-4.2'},
      {'reference':'python3-galaxy-ng-4.2.6-1.el8pc', 'release':'8', 'el_string':'el8pc', 'rpm_spec_vers_cmp':TRUE, 'exists_check':'automation-hub-4.2'},
      {'reference':'python3-gnupg-0.4.6-3.el8pc', 'release':'8', 'el_string':'el8pc', 'rpm_spec_vers_cmp':TRUE, 'exists_check':'automation-hub-4.2'},
      {'reference':'python3-jinja2-2.11.2-3.el8pc', 'release':'8', 'el_string':'el8pc', 'rpm_spec_vers_cmp':TRUE, 'exists_check':'automation-hub-4.2'},
      {'reference':'python3-markupsafe-1.1.1-4.el8pc', 'cpu':'x86_64', 'release':'8', 'el_string':'el8pc', 'rpm_spec_vers_cmp':TRUE, 'exists_check':'automation-hub-4.2'},
      {'reference':'python3-requests-2.25.1-1.el8pc', 'release':'8', 'el_string':'el8pc', 'rpm_spec_vers_cmp':TRUE, 'exists_check':'automation-hub-4.2'},
      {'reference':'python3-semantic-version-2.8.5-3.el8pc', 'release':'8', 'el_string':'el8pc', 'rpm_spec_vers_cmp':TRUE, 'exists_check':'automation-hub-4.2'},
      {'reference':'python3-urllib3-1.26.5-1.el8pc', 'release':'8', 'el_string':'el8pc', 'rpm_spec_vers_cmp':TRUE, 'exists_check':'automation-hub-4.2'}
    ]
  },
  {
    'repo_relative_urls': [
      'content/dist/rhel/server/7/7Server/x86_64/automation-hub/4.2/debug',
      'content/dist/rhel/server/7/7Server/x86_64/automation-hub/4.2/os',
      'content/dist/rhel/server/7/7Server/x86_64/automation-hub/4.2/source/SRPMS'
    ],
    'pkgs': [
      {'reference':'automation-hub-4.2.6-1.el7pc', 'release':'7', 'el_string':'el7pc', 'rpm_spec_vers_cmp':TRUE, 'exists_check':'automation-hub-4.2'},
      {'reference':'python3-chardet-3.0.4-3.el7pc', 'release':'7', 'el_string':'el7pc', 'rpm_spec_vers_cmp':TRUE, 'exists_check':'automation-hub-4.2'},
      {'reference':'python3-click-7.1.2-3.el7pc', 'release':'7', 'el_string':'el7pc', 'rpm_spec_vers_cmp':TRUE, 'exists_check':'automation-hub-4.2'},
      {'reference':'python3-galaxy-ng-4.2.6-1.el7pc', 'release':'7', 'el_string':'el7pc', 'rpm_spec_vers_cmp':TRUE, 'exists_check':'automation-hub-4.2'},
      {'reference':'python3-gnupg-0.4.6-3.el7pc', 'release':'7', 'el_string':'el7pc', 'rpm_spec_vers_cmp':TRUE, 'exists_check':'automation-hub-4.2'},
      {'reference':'python3-jinja2-2.11.2-3.el7pc', 'release':'7', 'el_string':'el7pc', 'rpm_spec_vers_cmp':TRUE, 'exists_check':'automation-hub-4.2'},
      {'reference':'python3-markupsafe-1.1.1-4.el7pc', 'cpu':'x86_64', 'release':'7', 'el_string':'el7pc', 'rpm_spec_vers_cmp':TRUE, 'exists_check':'automation-hub-4.2'},
      {'reference':'python3-requests-2.25.1-1.el7pc', 'release':'7', 'el_string':'el7pc', 'rpm_spec_vers_cmp':TRUE, 'exists_check':'automation-hub-4.2'},
      {'reference':'python3-semantic-version-2.8.5-3.el7pc', 'release':'7', 'el_string':'el7pc', 'rpm_spec_vers_cmp':TRUE, 'exists_check':'automation-hub-4.2'},
      {'reference':'python3-urllib3-1.26.5-1.el7pc', 'release':'7', 'el_string':'el7pc', 'rpm_spec_vers_cmp':TRUE, 'exists_check':'automation-hub-4.2'}
    ]
  }
];

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

var flag = 0;
foreach var constraint_array ( constraints ) {
  var repo_relative_urls = NULL;
  if (!empty_or_null(constraint_array['repo_relative_urls'])) repo_relative_urls = constraint_array['repo_relative_urls'];
  foreach var pkg ( constraint_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(pkg['reference'])) reference = pkg['reference'];
    if (!empty_or_null(pkg['release'])) _release = 'RHEL' + pkg['release'];
    if (!empty_or_null(pkg['sp'])) sp = pkg['sp'];
    if (!empty_or_null(pkg['cpu'])) _cpu = pkg['cpu'];
    if (!empty_or_null(pkg['el_string'])) el_string = pkg['el_string'];
    if (!empty_or_null(pkg['rpm_spec_vers_cmp'])) rpm_spec_vers_cmp = pkg['rpm_spec_vers_cmp'];
    if (!empty_or_null(pkg['epoch'])) epoch = pkg['epoch'];
    if (!empty_or_null(pkg['allowmaj'])) allowmaj = pkg['allowmaj'];
    if (!empty_or_null(pkg['exists_check'])) exists_check = pkg['exists_check'];
    if (!empty_or_null(pkg['cves'])) cves = pkg['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 (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, 'automation-hub / python3-chardet / python3-click / etc');
}