RHEL 7 / 8 / 9 : Red Hat JBoss Enterprise Application Platform 7.4.24 (RHSA-2026:12267)

#%NASL_MIN_LEVEL 80900
##
# (C) Tenable, Inc.
#
# The descriptive text and package checks in this plugin were
# extracted from Red Hat Security Advisory RHSA-2026:12267. The text
# itself is copyright (C) Red Hat, Inc.
##

include('compat.inc');

if (description)
{
  script_id(311506);
  script_version("1.1");
  script_set_attribute(attribute:"plugin_modification_date", value:"2026/05/02");

  script_cve_id("CVE-2026-5598");
  script_xref(name:"RHSA", value:"2026:12267");

  script_name(english:"RHEL 7 / 8 / 9 : Red Hat JBoss Enterprise Application Platform 7.4.24 (RHSA-2026:12267)");

  script_set_attribute(attribute:"synopsis", value:
"The remote Red Hat host is missing a security update for Red Hat JBoss Enterprise Application Platform 7.4.24.");
  script_set_attribute(attribute:"description", value:
"The remote Redhat Enterprise Linux 7 / 8 / 9 host has packages installed that are affected by a vulnerability as
referenced in the RHSA-2026:12267 advisory.

    Red Hat JBoss Enterprise Application Platform 7 is a platform for Java applications based on the WildFly
    application runtime.

    This asynchronous patch is a security update for Red Hat JBoss Enterprise Application Platform 7.4.

    Security Fix(es):

    * bouncycastle: BC-JAVA: private key leakage via non-constant time comparisons (CVE-2026-5598)

    A Red Hat Security Bulletin which addresses further details about this flaw is available in the References
    section.

    For more details about the security issue(s), including the impact, a CVSS score, acknowledgements, 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 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/#important");
  # https://docs.redhat.com/en/documentation/red_hat_jboss_enterprise_application_platform/7.4
  script_set_attribute(attribute:"see_also", value:"http://www.nessus.org/u?c7aafbf8");
  # https://docs.redhat.com/en/documentation/red_hat_jboss_enterprise_application_platform/7.4/html-single/installation_guide/index
  script_set_attribute(attribute:"see_also", value:"http://www.nessus.org/u?31eae5d2");
  script_set_attribute(attribute:"see_also", value:"https://access.redhat.com/articles/7137599");
  script_set_attribute(attribute:"see_also", value:"https://bugzilla.redhat.com/show_bug.cgi?id=2458635");
  script_set_attribute(attribute:"see_also", value:"https://issues.redhat.com/browse/JBEAP-32774");
  # https://security.access.redhat.com/data/csaf/v2/advisories/2026/rhsa-2026_12267.json
  script_set_attribute(attribute:"see_also", value:"http://www.nessus.org/u?915325eb");
  script_set_attribute(attribute:"see_also", value:"https://access.redhat.com/errata/RHSA-2026:12267");
  script_set_attribute(attribute:"solution", value:
"Update the RHEL Red Hat JBoss Enterprise Application Platform 7.4.24 package based on the guidance in RHSA-2026:12267.");
  script_set_cvss_base_vector("CVSS2#AV:N/AC:L/Au:N/C:C/I:N/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:N/UI:N/S:U/C:H/I:N/A:N");
  script_set_cvss3_temporal_vector("CVSS:3.0/E:U/RL:O/RC:C");
  script_set_attribute(attribute:"cvss4_vector", value:"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:N/SC:H/SI:H/SA:N");
  script_set_attribute(attribute:"cvss4_supplemental", value:"CVSS:4.0/S:P/AU:Y/U:Red");
  script_set_attribute(attribute:"cvss4_threat_vector", value:"CVSS:4.0/E:U");
  script_set_attribute(attribute:"cvss_score_source", value:"CVE-2026-5598");

  script_set_attribute(attribute:"exploitability_ease", value:"No known exploits are available");
  script_set_attribute(attribute:"exploit_available", value:"false");
  script_cwe_id(385);
  script_set_attribute(attribute:"vendor_severity", value:"Important");

  script_set_attribute(attribute:"vuln_publication_date", value:"2026/04/15");
  script_set_attribute(attribute:"patch_publication_date", value:"2026/04/30");
  script_set_attribute(attribute:"plugin_publication_date", value:"2026/05/02");

  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:"cpe:/o:redhat:enterprise_linux:9");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:redhat:enterprise_linux:eap7-bouncycastle");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:redhat:enterprise_linux:eap7-bouncycastle-mail");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:redhat:enterprise_linux:eap7-bouncycastle-pg");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:redhat:enterprise_linux:eap7-bouncycastle-pkix");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:redhat:enterprise_linux:eap7-bouncycastle-prov");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:redhat:enterprise_linux:eap7-bouncycastle-util");
  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) 2026 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('rpm2.inc');
include('rhel.inc');

if (!get_kb_item('Host/local_checks_enabled')) audit(AUDIT_LOCAL_CHECKS_NOT_ENABLED);
var os_product = get_kb_item('installed_os/local/SSH/0/product');
if (isnull(os_product) || 'Red Hat' >!< os_product) audit(AUDIT_OS_NOT, 'Red Hat');
var os_version = get_kb_item('installed_os/local/SSH/0/version');
if (isnull(os_version)) audit(AUDIT_UNKNOWN_APP_VER, 'Red Hat');
if (!rhel_check_release_list(operator: 'ge', os_version: os_version, rhel_versions: ['7','8','9'])) audit(AUDIT_OS_NOT, 'Red Hat 7.x / 8.x / 9.x', 'Red Hat ' + os_version);

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 = [
  {
    'release': '7',
    'repo_relative_urls': [
      'content/els/rhel/server/7/7Server/x86_64/jbeap/7.4/debug',
      'content/els/rhel/server/7/7Server/x86_64/jbeap/7.4/os',
      'content/els/rhel/server/7/7Server/x86_64/jbeap/7.4/source/SRPMS'
    ],
    'pkgs': [
      {'reference':'eap7-bouncycastle-1.84.0-1.redhat_00001.1.el7eap', 'el_string':'el7eap', 'rpm_spec_vers_cmp':TRUE, 'exists_check':'eap7'},
      {'reference':'eap7-bouncycastle-mail-1.84.0-1.redhat_00001.1.el7eap', 'el_string':'el7eap', 'rpm_spec_vers_cmp':TRUE, 'exists_check':'eap7'},
      {'reference':'eap7-bouncycastle-pg-1.84.0-1.redhat_00001.1.el7eap', 'el_string':'el7eap', 'rpm_spec_vers_cmp':TRUE, 'exists_check':'eap7'},
      {'reference':'eap7-bouncycastle-pkix-1.84.0-1.redhat_00001.1.el7eap', 'el_string':'el7eap', 'rpm_spec_vers_cmp':TRUE, 'exists_check':'eap7'},
      {'reference':'eap7-bouncycastle-prov-1.84.0-1.redhat_00001.1.el7eap', 'el_string':'el7eap', 'rpm_spec_vers_cmp':TRUE, 'exists_check':'eap7'},
      {'reference':'eap7-bouncycastle-util-1.84.0-1.redhat_00001.1.el7eap', 'el_string':'el7eap', 'rpm_spec_vers_cmp':TRUE, 'exists_check':'eap7'}
    ]
  },
  {
    'release': '8',
    'repo_relative_urls': [
      'content/els/layered/rhel8/x86_64/jbeap/7.4/debug',
      'content/els/layered/rhel8/x86_64/jbeap/7.4/os',
      'content/els/layered/rhel8/x86_64/jbeap/7.4/source/SRPMS'
    ],
    'pkgs': [
      {'reference':'eap7-bouncycastle-1.84.0-1.redhat_00001.1.el8eap', 'el_string':'el8eap', 'rpm_spec_vers_cmp':TRUE, 'exists_check':'eap7'},
      {'reference':'eap7-bouncycastle-mail-1.84.0-1.redhat_00001.1.el8eap', 'el_string':'el8eap', 'rpm_spec_vers_cmp':TRUE, 'exists_check':'eap7'},
      {'reference':'eap7-bouncycastle-pg-1.84.0-1.redhat_00001.1.el8eap', 'el_string':'el8eap', 'rpm_spec_vers_cmp':TRUE, 'exists_check':'eap7'},
      {'reference':'eap7-bouncycastle-pkix-1.84.0-1.redhat_00001.1.el8eap', 'el_string':'el8eap', 'rpm_spec_vers_cmp':TRUE, 'exists_check':'eap7'},
      {'reference':'eap7-bouncycastle-prov-1.84.0-1.redhat_00001.1.el8eap', 'el_string':'el8eap', 'rpm_spec_vers_cmp':TRUE, 'exists_check':'eap7'},
      {'reference':'eap7-bouncycastle-util-1.84.0-1.redhat_00001.1.el8eap', 'el_string':'el8eap', 'rpm_spec_vers_cmp':TRUE, 'exists_check':'eap7'}
    ]
  },
  {
    'release': '9',
    'repo_relative_urls': [
      'content/els/layered/rhel9/x86_64/jbeap/7.4/debug',
      'content/els/layered/rhel9/x86_64/jbeap/7.4/os',
      'content/els/layered/rhel9/x86_64/jbeap/7.4/source/SRPMS'
    ],
    'pkgs': [
      {'reference':'eap7-bouncycastle-1.84.0-1.redhat_00001.1.el9eap', 'el_string':'el9eap', 'rpm_spec_vers_cmp':TRUE, 'exists_check':'eap7'},
      {'reference':'eap7-bouncycastle-mail-1.84.0-1.redhat_00001.1.el9eap', 'el_string':'el9eap', 'rpm_spec_vers_cmp':TRUE, 'exists_check':'eap7'},
      {'reference':'eap7-bouncycastle-pg-1.84.0-1.redhat_00001.1.el9eap', 'el_string':'el9eap', 'rpm_spec_vers_cmp':TRUE, 'exists_check':'eap7'},
      {'reference':'eap7-bouncycastle-pkix-1.84.0-1.redhat_00001.1.el9eap', 'el_string':'el9eap', 'rpm_spec_vers_cmp':TRUE, 'exists_check':'eap7'},
      {'reference':'eap7-bouncycastle-prov-1.84.0-1.redhat_00001.1.el9eap', 'el_string':'el9eap', 'rpm_spec_vers_cmp':TRUE, 'exists_check':'eap7'},
      {'reference':'eap7-bouncycastle-util-1.84.0-1.redhat_00001.1.el9eap', 'el_string':'el9eap', 'rpm_spec_vers_cmp':TRUE, 'exists_check':'eap7'}
    ]
  }
];

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 os_release = get_one_kb_item('installed_os/local/SSH/0/release');
var os_sp = get_one_kb_item('Host/*/minor_release');

var flag = 0;
var repo_relative_urls;
var reference;
var sp;
var _cpu;
var el_string;
var rpm_spec_vers_cmp;
var epoch;
var allowmaj;
var exists_check;
var cves;
foreach var constraint ( constraints ) {
  # Check that the target release is equal to the affected release
  if (!empty_or_null(constraint['release'])){
    if (constraint['release'] != os_release) continue;
  }
  if (!empty_or_null(constraint['sp'])){
    if (constraint['sp'] != os_sp) continue;
  }

  if (!empty_or_null(constraint['repo_relative_urls'])) repo_relative_urls = constraint['repo_relative_urls'];

  foreach var pkg ( constraint['pkgs'] ) {
    reference = NULL;
    sp = NULL;
    _cpu = NULL;
    el_string = NULL;
    rpm_spec_vers_cmp = NULL;
    epoch = NULL;
    allowmaj = NULL;
    exists_check = NULL;
    cves = NULL;
    if (!empty_or_null(pkg['reference'])) reference = pkg['reference'];
    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 &&
        rhel_decide_repo_relative_url_check(required_repo_url_list:repo_relative_urls) &&
        (applicable_repo_urls || (!exists_check || rpm_exists(rpm:exists_check))) &&
        rpm_check(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_HOLE,
      extra      : extra
  );
  exit(0);
}
else
{
  var tested = pkg_tests_get();
  if (tested) audit(AUDIT_PACKAGE_NOT_AFFECTED, tested);
  else audit(AUDIT_PACKAGE_NOT_INSTALLED, 'eap7-bouncycastle / eap7-bouncycastle-mail / eap7-bouncycastle-pg / etc');
}