AlmaLinux 8 : nodejs:24 (ALSA-2026:39868)

#%NASL_MIN_LEVEL 80900
##
# (C) Tenable, Inc.
#
# The package checks in this plugin were extracted from
# AlmaLinux Security Advisory ALSA-2026:39868.
##

include('compat.inc');

if (description)
{
  script_id(327431);
  script_version("1.1");
  script_set_attribute(attribute:"plugin_modification_date", value:"2026/07/16");

  script_cve_id(
    "CVE-2026-6733",
    "CVE-2026-6734",
    "CVE-2026-9678",
    "CVE-2026-9697",
    "CVE-2026-11525",
    "CVE-2026-12151",
    "CVE-2026-42338",
    "CVE-2026-48615",
    "CVE-2026-48618",
    "CVE-2026-48619",
    "CVE-2026-48928",
    "CVE-2026-48930",
    "CVE-2026-48933",
    "CVE-2026-48934",
    "CVE-2026-48935"
  );
  script_xref(name:"ALSA", value:"2026:39868");
  script_xref(name:"RHSA", value:"2026:39868");

  script_name(english:"AlmaLinux 8 : nodejs:24 (ALSA-2026:39868)");

  script_set_attribute(attribute:"synopsis", value:
"The remote AlmaLinux host is missing one or more security updates.");
  script_set_attribute(attribute:"description", value:
"The remote AlmaLinux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the
ALSA-2026:39868 advisory.

    * ip-address: ip-address: Cross-site scripting via improper HTML escaping of untrusted input
    (CVE-2026-42338)
      * undici: undici: Denial of Service due to unbounded memory growth via WebSocket frames (CVE-2026-12151)
      * undici: Undici: Information disclosure due to improper cache-control header parsing (CVE-2026-9678)
      * undici: Undici: Response queue poisoning on reused keep-alive sockets can lead to incorrect response
    delivery. (CVE-2026-6733)
      * undici: undici: Weakening of cookie SameSite policy due to incorrect parsing of Set-Cookie header
    (CVE-2026-11525)
      * undici: undici: Man-in-the-Middle attack via ignored TLS options with SOCKS5 proxy (CVE-2026-9697)
      * undici: undici: Information disclosure and data integrity issues due to incorrect Socks5ProxyAgent
    connection routing (CVE-2026-6734)
      * nodejs: Node.js: Denial of Service via unlimited HTTP/2 ORIGIN frames (CVE-2026-48619)
      * nodejs: Node.js: Silent authority rebinding due to embedded-nul hostnames in TLS handling
    (CVE-2026-48930)
      * nodejs: Node.js: Unauthorized file metadata modification (CVE-2026-48935)
      * nodejs: Node.js WebCrypto: Denial of Service via large input to subtle.encrypt() (CVE-2026-48933)
      * nodejs: Node.js: Certification validation bypass in TLS host verification (CVE-2026-48934)
      * Node.js: Node.js: Trust-policy bypass due to hostname matching inconsistency (CVE-2026-48928)
      * nodejs: Node.js: Information disclosure of proxy credentials via proxy tunnel error handling
    (CVE-2026-48615)
      * nodejs: Node.js: Authentication bypass due to TLS hostname handling and unicode dot separator mismatch
    (CVE-2026-48618)


    Bug Fix(es) and Enhancement(s):

      * nodejs:24/nodejs: Rebase to the latest Node.js 24 release [almalinux-8] (JIRA:AlmaLinux-168744)

Tenable has extracted the preceding description block directly from the AlmaLinux security advisory.

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://errata.almalinux.org/8/ALSA-2026-39868.html");
  script_set_attribute(attribute:"see_also", value:"https://access.redhat.com/errata/RHSA-2026:39868");
  script_set_attribute(attribute:"solution", value:
"Update the affected packages.");
  script_set_cvss_base_vector("CVSS2#AV:N/AC:L/Au:N/C:C/I:C/A:C");
  script_set_cvss_temporal_vector("CVSS2#E:POC/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:H/A:H");
  script_set_cvss3_temporal_vector("CVSS:3.0/E:P/RL:O/RC:C");
  script_set_attribute(attribute:"cvss4_vector", value:"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N");
  script_set_attribute(attribute:"cvss4_threat_vector", value:"CVSS:4.0/E:P");
  script_set_attribute(attribute:"cvss_score_source", value:"CVE-2026-48930");
  script_set_attribute(attribute:"cvss4_score_source", value:"CVE-2026-42338");

  script_set_attribute(attribute:"exploitability_ease", value:"Exploits are available");
  script_set_attribute(attribute:"exploit_available", value:"true");
  script_cwe_id(1286, 170, 209, 279, 289, 295, 770, 79, 940);

  script_set_attribute(attribute:"vuln_publication_date", value:"2026/05/05");
  script_set_attribute(attribute:"patch_publication_date", value:"2026/07/15");
  script_set_attribute(attribute:"plugin_publication_date", value:"2026/07/16");

  script_set_attribute(attribute:"plugin_type", value:"local");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:alma:linux:nodejs");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:alma:linux:nodejs-devel");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:alma:linux:nodejs-docs");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:alma:linux:nodejs-full-i18n");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:alma:linux:nodejs-libs");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:alma:linux:nodejs-nodemon");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:alma:linux:nodejs-packaging");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:alma:linux:nodejs-packaging-bundler");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:alma:linux:npm");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:alma:linux:v8-13.6-devel");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:alma:linux:8");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:alma:linux:8::appstream");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:alma:linux:8::baseos");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:alma:linux:8::highavailability");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:alma:linux:8::nfv");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:alma:linux:8::powertools");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:alma:linux:8::realtime");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:alma:linux:8::resilientstorage");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:alma:linux:8::sap");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:alma:linux:8::sap_hana");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:alma:linux:8::supplementary");
  script_set_attribute(attribute:"generated_plugin", value:"current");
  script_end_attributes();

  script_category(ACT_GATHER_INFO);
  script_family(english:"Alma Linux 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");
  script_require_keys("Host/local_checks_enabled", "Host/AlmaLinux/release", "Host/AlmaLinux/rpm-list", "Host/cpu");

  exit(0);
}


include('rpm2.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) || 'AlmaLinux' >!< os_product) audit(AUDIT_OS_NOT, 'AlmaLinux');
var os_version = get_kb_item('installed_os/local/SSH/0/version');
if (isnull(os_version)) audit(AUDIT_UNKNOWN_APP_VER, 'AlmaLinux');
if (! preg(pattern:"^8([^0-9]|$)", string:os_version)) audit(AUDIT_OS_NOT, 'AlmaLinux 8.x', 'AlmaLinux ' + os_version);

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

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

var module_ver = get_kb_item('Host/AlmaLinux/appstream/nodejs');
if (isnull(module_ver)) audit(AUDIT_PACKAGE_NOT_INSTALLED, 'Module nodejs:24');
if ('24' >!< module_ver) audit(AUDIT_PACKAGE_NOT_AFFECTED, 'Module nodejs:' + module_ver);

var constraints = {
  'nodejs:24': [
    {
      'release': '8',
      'pkgs': [
        {'reference':'nodejs-24.18.0-1.module_el8.10.0+4228+2938bc94', 'cpu':'aarch64', 'el_string':'el8.10.0', 'rpm_spec_vers_cmp':TRUE, 'epoch':'1'},
        {'reference':'nodejs-24.18.0-1.module_el8.10.0+4228+2938bc94', 'cpu':'ppc64le', 'el_string':'el8.10.0', 'rpm_spec_vers_cmp':TRUE, 'epoch':'1'},
        {'reference':'nodejs-24.18.0-1.module_el8.10.0+4228+2938bc94', 'cpu':'s390x', 'el_string':'el8.10.0', 'rpm_spec_vers_cmp':TRUE, 'epoch':'1'},
        {'reference':'nodejs-24.18.0-1.module_el8.10.0+4228+2938bc94', 'cpu':'x86_64', 'el_string':'el8.10.0', 'rpm_spec_vers_cmp':TRUE, 'epoch':'1'},
        {'reference':'nodejs-devel-24.18.0-1.module_el8.10.0+4228+2938bc94', 'cpu':'aarch64', 'el_string':'el8.10.0', 'rpm_spec_vers_cmp':TRUE, 'epoch':'1'},
        {'reference':'nodejs-devel-24.18.0-1.module_el8.10.0+4228+2938bc94', 'cpu':'ppc64le', 'el_string':'el8.10.0', 'rpm_spec_vers_cmp':TRUE, 'epoch':'1'},
        {'reference':'nodejs-devel-24.18.0-1.module_el8.10.0+4228+2938bc94', 'cpu':'s390x', 'el_string':'el8.10.0', 'rpm_spec_vers_cmp':TRUE, 'epoch':'1'},
        {'reference':'nodejs-devel-24.18.0-1.module_el8.10.0+4228+2938bc94', 'cpu':'x86_64', 'el_string':'el8.10.0', 'rpm_spec_vers_cmp':TRUE, 'epoch':'1'},
        {'reference':'nodejs-docs-24.18.0-1.module_el8.10.0+4228+2938bc94', 'el_string':'el8.10.0', 'rpm_spec_vers_cmp':TRUE, 'epoch':'1'},
        {'reference':'nodejs-full-i18n-24.18.0-1.module_el8.10.0+4228+2938bc94', 'cpu':'aarch64', 'el_string':'el8.10.0', 'rpm_spec_vers_cmp':TRUE, 'epoch':'1'},
        {'reference':'nodejs-full-i18n-24.18.0-1.module_el8.10.0+4228+2938bc94', 'cpu':'ppc64le', 'el_string':'el8.10.0', 'rpm_spec_vers_cmp':TRUE, 'epoch':'1'},
        {'reference':'nodejs-full-i18n-24.18.0-1.module_el8.10.0+4228+2938bc94', 'cpu':'s390x', 'el_string':'el8.10.0', 'rpm_spec_vers_cmp':TRUE, 'epoch':'1'},
        {'reference':'nodejs-full-i18n-24.18.0-1.module_el8.10.0+4228+2938bc94', 'cpu':'x86_64', 'el_string':'el8.10.0', 'rpm_spec_vers_cmp':TRUE, 'epoch':'1'},
        {'reference':'nodejs-libs-24.18.0-1.module_el8.10.0+4228+2938bc94', 'cpu':'aarch64', 'el_string':'el8.10.0', 'rpm_spec_vers_cmp':TRUE, 'epoch':'1'},
        {'reference':'nodejs-libs-24.18.0-1.module_el8.10.0+4228+2938bc94', 'cpu':'ppc64le', 'el_string':'el8.10.0', 'rpm_spec_vers_cmp':TRUE, 'epoch':'1'},
        {'reference':'nodejs-libs-24.18.0-1.module_el8.10.0+4228+2938bc94', 'cpu':'s390x', 'el_string':'el8.10.0', 'rpm_spec_vers_cmp':TRUE, 'epoch':'1'},
        {'reference':'nodejs-libs-24.18.0-1.module_el8.10.0+4228+2938bc94', 'cpu':'x86_64', 'el_string':'el8.10.0', 'rpm_spec_vers_cmp':TRUE, 'epoch':'1'},
        {'reference':'nodejs-nodemon-3.0.3-1.module_el8.10.0+4061+f8ceeab9', 'el_string':'el8.10.0', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'},
        {'reference':'nodejs-packaging-2021.06-6.module_el8.10.0+4086+70facd4a', 'el_string':'el8.10.0', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'},
        {'reference':'nodejs-packaging-bundler-2021.06-6.module_el8.10.0+4086+70facd4a', 'el_string':'el8.10.0', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'},
        {'reference':'npm-11.16.0-1.24.18.0.1.module_el8.10.0+4228+2938bc94', 'el_string':'el8.10.0', 'rpm_spec_vers_cmp':TRUE, 'epoch':'1'},
        {'reference':'v8-13.6-devel-13.6.233.17-1.24.18.0.1.module_el8.10.0+4228+2938bc94', 'cpu':'aarch64', 'el_string':'el8.10.0', 'rpm_spec_vers_cmp':TRUE, 'epoch':'3'},
        {'reference':'v8-13.6-devel-13.6.233.17-1.24.18.0.1.module_el8.10.0+4228+2938bc94', 'cpu':'ppc64le', 'el_string':'el8.10.0', 'rpm_spec_vers_cmp':TRUE, 'epoch':'3'},
        {'reference':'v8-13.6-devel-13.6.233.17-1.24.18.0.1.module_el8.10.0+4228+2938bc94', 'cpu':'s390x', 'el_string':'el8.10.0', 'rpm_spec_vers_cmp':TRUE, 'epoch':'3'},
        {'reference':'v8-13.6-devel-13.6.233.17-1.24.18.0.1.module_el8.10.0+4228+2938bc94', 'cpu':'x86_64', 'el_string':'el8.10.0', 'rpm_spec_vers_cmp':TRUE, 'epoch':'3'}
      ]
    }
  ]
};

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 reference;
var sp;
var _cpu;
var el_string;
var rpm_spec_vers_cmp;
var epoch;
var allowmaj;
var exists_check;
var cves;
var appstreams_found = 0;
var appstream;
var appstream_name;
var appstream_version;
foreach var module (keys(constraints)) {
  appstream = NULL;
  appstream_name = NULL;
  appstream_version = NULL;
  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/AlmaLinux/appstream/' + appstream_name);
  }
  if (!empty_or_null(appstream) && appstream_version == appstream || appstream_name == 'all') {
    appstreams_found++;
    foreach var module_array ( constraints[module] ) {
      # Check that the target release is equal to the affected release
      if (!empty_or_null(module_array['release'])){
        if (module_array['release'] != os_release) continue;
      }
      if (!empty_or_null(module_array['sp'])){
        if (module_array['sp'] != os_sp) continue;
      }
      foreach var package_array ( module_array['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(package_array['reference'])) reference = package_array['reference'];
        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 &&
            (!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 (!appstreams_found) audit(AUDIT_PACKAGE_NOT_INSTALLED, 'Module nodejs:24');

if (flag)
{
  security_report_v4(
      port       : 0,
      severity   : SECURITY_HOLE,
      extra      : rpm_report_get()
  );
  exit(0);
}
else
{
  var tested = pkg_tests_get();
  if (tested) audit(AUDIT_PACKAGE_NOT_AFFECTED, tested);
  else audit(AUDIT_PACKAGE_NOT_INSTALLED, 'nodejs / nodejs-devel / nodejs-docs / nodejs-full-i18n / etc');
}