RHEL 7 / 8 : Red Hat JBoss Web Server 5.6.0 Security release (Important) (RHSA-2021:4861)

#%NASL_MIN_LEVEL 70300
##
# (C) Tenable, Inc.
#
# The descriptive text and package checks in this plugin were
# extracted from Red Hat Security Advisory RHSA-2021:4861. The text
# itself is copyright (C) Red Hat, Inc.
##

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

if (description)
{
  script_id(155756);
  script_version("1.7");
  script_set_attribute(attribute:"plugin_modification_date", value:"2023/01/23");

  script_cve_id("CVE-2021-30640", "CVE-2021-33037", "CVE-2021-42340");
  script_xref(name:"RHSA", value:"2021:4861");
  script_xref(name:"IAVA", value:"2021-A-0303-S");
  script_xref(name:"IAVA", value:"2021-A-0479-S");

  script_name(english:"RHEL 7 / 8 : Red Hat JBoss Web Server 5.6.0 Security release (Important) (RHSA-2021:4861)");

  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 7 / 8 host has packages installed that are affected by multiple vulnerabilities as
referenced in the RHSA-2021:4861 advisory.

  - openssl: integer overflow in CipherUpdate (CVE-2021-23840)

  - openssl: NULL pointer dereference in X509_issuer_and_serial_hash() (CVE-2021-23841)

  - tomcat: JNDI realm authentication weakness (CVE-2021-30640)

  - tomcat: HTTP request smuggling when used with a reverse proxy (CVE-2021-33037)

  - openssl: Read buffer overruns processing ASN.1 strings (CVE-2021-3712)

  - tomcat: OutOfMemoryError caused by HTTP upgrade connection leak could lead to DoS (CVE-2021-42340)

Note that Nessus has not tested for these issues 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/cve/CVE-2021-3712");
  script_set_attribute(attribute:"see_also", value:"https://access.redhat.com/security/cve/CVE-2021-23840");
  script_set_attribute(attribute:"see_also", value:"https://access.redhat.com/security/cve/CVE-2021-23841");
  script_set_attribute(attribute:"see_also", value:"https://access.redhat.com/security/cve/CVE-2021-30640");
  script_set_attribute(attribute:"see_also", value:"https://access.redhat.com/security/cve/CVE-2021-33037");
  script_set_attribute(attribute:"see_also", value:"https://access.redhat.com/security/cve/CVE-2021-42340");
  script_set_attribute(attribute:"see_also", value:"https://access.redhat.com/errata/RHSA-2021:4861");
  script_set_attribute(attribute:"see_also", value:"https://bugzilla.redhat.com/1930310");
  script_set_attribute(attribute:"see_also", value:"https://bugzilla.redhat.com/1930324");
  script_set_attribute(attribute:"see_also", value:"https://bugzilla.redhat.com/1981533");
  script_set_attribute(attribute:"see_also", value:"https://bugzilla.redhat.com/1981544");
  script_set_attribute(attribute:"see_also", value:"https://bugzilla.redhat.com/1995634");
  script_set_attribute(attribute:"see_also", value:"https://bugzilla.redhat.com/2014356");
  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:N");
  script_set_cvss_temporal_vector("CVSS2#E:U/RL:OF/RC:C");
  script_set_cvss3_base_vector("CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:H/A:N");
  script_set_cvss3_temporal_vector("CVSS:3.0/E:U/RL:O/RC:C");
  script_set_attribute(attribute:"cvss_score_source", value:"CVE-2021-30640");

  script_set_attribute(attribute:"exploitability_ease", value:"No known exploits are available");
  script_set_attribute(attribute:"exploit_available", value:"false");
  script_cwe_id(125, 190, 287, 444, 476, 772);

  script_set_attribute(attribute:"vuln_publication_date", value:"2021/02/16");
  script_set_attribute(attribute:"patch_publication_date", value:"2021/11/30");
  script_set_attribute(attribute:"plugin_publication_date", value:"2021/12/01");

  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:jws5-tomcat");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:redhat:enterprise_linux:jws5-tomcat-admin-webapps");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:redhat:enterprise_linux:jws5-tomcat-docs-webapp");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:redhat:enterprise_linux:jws5-tomcat-el-3.0-api");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:redhat:enterprise_linux:jws5-tomcat-java-jdk11");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:redhat:enterprise_linux:jws5-tomcat-java-jdk8");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:redhat:enterprise_linux:jws5-tomcat-javadoc");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:redhat:enterprise_linux:jws5-tomcat-jsp-2.3-api");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:redhat:enterprise_linux:jws5-tomcat-lib");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:redhat:enterprise_linux:jws5-tomcat-native");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:redhat:enterprise_linux:jws5-tomcat-selinux");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:redhat:enterprise_linux:jws5-tomcat-servlet-4.0-api");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:redhat:enterprise_linux:jws5-tomcat-vault");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:redhat:enterprise_linux:jws5-tomcat-vault-javadoc");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:redhat:enterprise_linux:jws5-tomcat-webapps");
  script_set_attribute(attribute:"generated_plugin", value:"current");
  script_set_attribute(attribute:"stig_severity", value:"I");
  script_end_attributes();

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

  script_copyright(english:"This script is Copyright (C) 2021-2023 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) audit(AUDIT_LOCAL_CHECKS_NOT_IMPLEMENTED, 'Red Hat', cpu);

var constraints = [
  {
    'repo_relative_urls': [
      'content/dist/layered/rhel8/x86_64/jws/5/debug',
      'content/dist/layered/rhel8/x86_64/jws/5/os',
      'content/dist/layered/rhel8/x86_64/jws/5/source/SRPMS',
      'content/dist/middleware/jws/1.0/x86_64/os'
    ],
    'pkgs': [
      {'reference':'jws5-tomcat-9.0.50-3.redhat_00004.1.el8jws', 'release':'8', 'el_string':'el8jws', 'rpm_spec_vers_cmp':TRUE, 'exists_check':'jws-5'},
      {'reference':'jws5-tomcat-admin-webapps-9.0.50-3.redhat_00004.1.el8jws', 'release':'8', 'el_string':'el8jws', 'rpm_spec_vers_cmp':TRUE, 'exists_check':'jws-5'},
      {'reference':'jws5-tomcat-docs-webapp-9.0.50-3.redhat_00004.1.el8jws', 'release':'8', 'el_string':'el8jws', 'rpm_spec_vers_cmp':TRUE, 'exists_check':'jws-5'},
      {'reference':'jws5-tomcat-el-3.0-api-9.0.50-3.redhat_00004.1.el8jws', 'release':'8', 'el_string':'el8jws', 'rpm_spec_vers_cmp':TRUE, 'exists_check':'jws-5'},
      {'reference':'jws5-tomcat-javadoc-9.0.50-3.redhat_00004.1.el8jws', 'release':'8', 'el_string':'el8jws', 'rpm_spec_vers_cmp':TRUE, 'exists_check':'jws-5'},
      {'reference':'jws5-tomcat-jsp-2.3-api-9.0.50-3.redhat_00004.1.el8jws', 'release':'8', 'el_string':'el8jws', 'rpm_spec_vers_cmp':TRUE, 'exists_check':'jws-5'},
      {'reference':'jws5-tomcat-lib-9.0.50-3.redhat_00004.1.el8jws', 'release':'8', 'el_string':'el8jws', 'rpm_spec_vers_cmp':TRUE, 'exists_check':'jws-5'},
      {'reference':'jws5-tomcat-native-1.2.30-3.redhat_3.el8jws', 'cpu':'x86_64', 'release':'8', 'el_string':'el8jws', 'rpm_spec_vers_cmp':TRUE, 'exists_check':'jws-5'},
      {'reference':'jws5-tomcat-selinux-9.0.50-3.redhat_00004.1.el8jws', 'release':'8', 'el_string':'el8jws', 'rpm_spec_vers_cmp':TRUE, 'exists_check':'jws-5'},
      {'reference':'jws5-tomcat-servlet-4.0-api-9.0.50-3.redhat_00004.1.el8jws', 'release':'8', 'el_string':'el8jws', 'rpm_spec_vers_cmp':TRUE, 'exists_check':'jws-5'},
      {'reference':'jws5-tomcat-vault-1.1.8-4.Final_redhat_00004.1.el8jws', 'release':'8', 'el_string':'el8jws', 'rpm_spec_vers_cmp':TRUE, 'exists_check':'jws-5'},
      {'reference':'jws5-tomcat-vault-javadoc-1.1.8-4.Final_redhat_00004.1.el8jws', 'release':'8', 'el_string':'el8jws', 'rpm_spec_vers_cmp':TRUE, 'exists_check':'jws-5'},
      {'reference':'jws5-tomcat-webapps-9.0.50-3.redhat_00004.1.el8jws', 'release':'8', 'el_string':'el8jws', 'rpm_spec_vers_cmp':TRUE, 'exists_check':'jws-5'}
    ]
  },
  {
    'repo_relative_urls': [
      'content/dist/rhel/server/7/7Server/x86_64/jws/5/debug',
      'content/dist/rhel/server/7/7Server/x86_64/jws/5/os',
      'content/dist/rhel/server/7/7Server/x86_64/jws/5/source/SRPMS'
    ],
    'pkgs': [
      {'reference':'jws5-tomcat-9.0.50-3.redhat_00004.1.el7jws', 'release':'7', 'el_string':'el7jws', 'rpm_spec_vers_cmp':TRUE, 'exists_check':'jws-5'},
      {'reference':'jws5-tomcat-admin-webapps-9.0.50-3.redhat_00004.1.el7jws', 'release':'7', 'el_string':'el7jws', 'rpm_spec_vers_cmp':TRUE, 'exists_check':'jws-5'},
      {'reference':'jws5-tomcat-docs-webapp-9.0.50-3.redhat_00004.1.el7jws', 'release':'7', 'el_string':'el7jws', 'rpm_spec_vers_cmp':TRUE, 'exists_check':'jws-5'},
      {'reference':'jws5-tomcat-el-3.0-api-9.0.50-3.redhat_00004.1.el7jws', 'release':'7', 'el_string':'el7jws', 'rpm_spec_vers_cmp':TRUE, 'exists_check':'jws-5'},
      {'reference':'jws5-tomcat-java-jdk11-9.0.50-3.redhat_00004.1.el7jws', 'release':'7', 'el_string':'el7jws', 'rpm_spec_vers_cmp':TRUE, 'exists_check':'jws-5'},
      {'reference':'jws5-tomcat-java-jdk8-9.0.50-3.redhat_00004.1.el7jws', 'release':'7', 'el_string':'el7jws', 'rpm_spec_vers_cmp':TRUE, 'exists_check':'jws-5'},
      {'reference':'jws5-tomcat-javadoc-9.0.50-3.redhat_00004.1.el7jws', 'release':'7', 'el_string':'el7jws', 'rpm_spec_vers_cmp':TRUE, 'exists_check':'jws-5'},
      {'reference':'jws5-tomcat-jsp-2.3-api-9.0.50-3.redhat_00004.1.el7jws', 'release':'7', 'el_string':'el7jws', 'rpm_spec_vers_cmp':TRUE, 'exists_check':'jws-5'},
      {'reference':'jws5-tomcat-lib-9.0.50-3.redhat_00004.1.el7jws', 'release':'7', 'el_string':'el7jws', 'rpm_spec_vers_cmp':TRUE, 'exists_check':'jws-5'},
      {'reference':'jws5-tomcat-native-1.2.30-3.redhat_3.el7jws', 'cpu':'x86_64', 'release':'7', 'el_string':'el7jws', 'rpm_spec_vers_cmp':TRUE, 'exists_check':'jws-5'},
      {'reference':'jws5-tomcat-selinux-9.0.50-3.redhat_00004.1.el7jws', 'release':'7', 'el_string':'el7jws', 'rpm_spec_vers_cmp':TRUE, 'exists_check':'jws-5'},
      {'reference':'jws5-tomcat-servlet-4.0-api-9.0.50-3.redhat_00004.1.el7jws', 'release':'7', 'el_string':'el7jws', 'rpm_spec_vers_cmp':TRUE, 'exists_check':'jws-5'},
      {'reference':'jws5-tomcat-vault-1.1.8-4.Final_redhat_00004.1.el7jws', 'release':'7', 'el_string':'el7jws', 'rpm_spec_vers_cmp':TRUE, 'exists_check':'jws-5'},
      {'reference':'jws5-tomcat-vault-javadoc-1.1.8-4.Final_redhat_00004.1.el7jws', 'release':'7', 'el_string':'el7jws', 'rpm_spec_vers_cmp':TRUE, 'exists_check':'jws-5'},
      {'reference':'jws5-tomcat-webapps-9.0.50-3.redhat_00004.1.el7jws', 'release':'7', 'el_string':'el7jws', 'rpm_spec_vers_cmp':TRUE, 'exists_check':'jws-5'}
    ]
  }
];

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;
    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 (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)) flag++;
  }
}

if (flag)
{
  var extra = NULL;
  if (empty_or_null(applicable_repo_urls)) extra = rpm_report_get() + redhat_report_repo_caveat();
  else extra = rpm_report_get() + redhat_report_package_caveat();
  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, 'jws5-tomcat / jws5-tomcat-admin-webapps / jws5-tomcat-docs-webapp / etc');
}