Amazon Linux 2023 : ruby3.2, ruby3.2-bundled-gems, ruby3.2-default-gems (ALAS2023-2024-704)

#%NASL_MIN_LEVEL 80900
##
# (C) Tenable, Inc.
#
# The descriptive text and package checks in this plugin were
# extracted from Amazon Linux 2023 Security Advisory ALAS2023-2024-704.
##

include('compat.inc');

if (description)
{
  script_id(205811);
  script_version("1.1");
  script_set_attribute(attribute:"plugin_modification_date", value:"2024/08/19");

  script_cve_id("CVE-2024-27281", "CVE-2024-27282");

  script_name(english:"Amazon Linux 2023 : ruby3.2, ruby3.2-bundled-gems, ruby3.2-default-gems (ALAS2023-2024-704)");

  script_set_attribute(attribute:"synopsis", value:
"The remote Amazon Linux 2023 host is missing a security update.");
  script_set_attribute(attribute:"description", value:
"It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2023-2024-704 advisory.

    ruby: RCE vulnerability with .rdoc_options in RDoc (CVE-2024-27281)

    ruby: Arbitrary memory address read vulnerability with Regex search (CVE-2024-27282)

Tenable has extracted the preceding description block directly from the tested product 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://alas.aws.amazon.com/AL2023/ALAS-2024-704.html");
  script_set_attribute(attribute:"see_also", value:"https://alas.aws.amazon.com/cve/html/CVE-2024-27281.html");
  script_set_attribute(attribute:"see_also", value:"https://alas.aws.amazon.com/cve/html/CVE-2024-27282.html");
  script_set_attribute(attribute:"see_also", value:"https://alas.aws.amazon.com/faqs.html");
  script_set_attribute(attribute:"solution", value:
"Run 'dnf update ruby3.2 --releasever 2023.5.20240819' to update your system.");
  script_set_cvss_base_vector("CVSS2#AV:L/AC:L/Au:N/C:C/I:P/A:P");
  script_set_cvss_temporal_vector("CVSS2#E:U/RL:OF/RC:C");
  script_set_cvss3_base_vector("CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:L/A:L");
  script_set_cvss3_temporal_vector("CVSS:3.0/E:U/RL:O/RC:C");
  script_set_attribute(attribute:"cvss_score_source", value:"CVE-2024-27282");

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

  script_set_attribute(attribute:"vuln_publication_date", value:"2024/04/01");
  script_set_attribute(attribute:"patch_publication_date", value:"2024/08/14");
  script_set_attribute(attribute:"plugin_publication_date", value:"2024/08/19");

  script_set_attribute(attribute:"plugin_type", value:"local");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:ruby3.2");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:ruby3.2-bundled-gems");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:ruby3.2-bundled-gems-debuginfo");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:ruby3.2-debuginfo");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:ruby3.2-debugsource");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:ruby3.2-default-gems");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:ruby3.2-devel");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:ruby3.2-doc");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:ruby3.2-libs");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:ruby3.2-libs-debuginfo");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:ruby3.2-rubygem-bigdecimal");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:ruby3.2-rubygem-bigdecimal-debuginfo");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:ruby3.2-rubygem-bundler");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:ruby3.2-rubygem-io-console");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:ruby3.2-rubygem-io-console-debuginfo");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:ruby3.2-rubygem-irb");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:ruby3.2-rubygem-json");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:ruby3.2-rubygem-json-debuginfo");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:ruby3.2-rubygem-minitest");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:ruby3.2-rubygem-power_assert");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:ruby3.2-rubygem-psych");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:ruby3.2-rubygem-psych-debuginfo");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:ruby3.2-rubygem-rake");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:ruby3.2-rubygem-rbs");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:ruby3.2-rubygem-rbs-debuginfo");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:ruby3.2-rubygem-rdoc");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:ruby3.2-rubygem-rexml");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:ruby3.2-rubygem-rss");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:ruby3.2-rubygem-test-unit");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:ruby3.2-rubygem-typeprof");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:ruby3.2-rubygems");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:ruby3.2-rubygems-devel");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:amazon:linux:2023");
  script_set_attribute(attribute:"generated_plugin", value:"current");
  script_end_attributes();

  script_category(ACT_GATHER_INFO);
  script_family(english:"Amazon Linux 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");
  script_require_keys("Host/local_checks_enabled", "Host/AmazonLinux/release", "Host/AmazonLinux/rpm-list");

  exit(0);
}

include("rpm.inc");

if (!get_kb_item("Host/local_checks_enabled")) audit(AUDIT_LOCAL_CHECKS_NOT_ENABLED);

var alas_release = get_kb_item("Host/AmazonLinux/release");
if (isnull(alas_release) || !strlen(alas_release)) audit(AUDIT_OS_NOT, "Amazon Linux");
var os_ver = pregmatch(pattern: "^AL(A|\d+|-\d+)", string:alas_release);
if (isnull(os_ver)) audit(AUDIT_UNKNOWN_APP_VER, "Amazon Linux");
os_ver = os_ver[1];
if (os_ver != "-2023")
{
  if (os_ver == 'A') os_ver = 'AMI';
  audit(AUDIT_OS_NOT, "Amazon Linux 2023", "Amazon Linux " + os_ver);
}

if (!get_kb_item("Host/AmazonLinux/rpm-list")) audit(AUDIT_PACKAGE_LIST_MISSING);

var pkgs = [
    {'reference':'ruby3.2-3.2.2-180.amzn2023.0.3', 'cpu':'aarch64', 'release':'AL-2023', 'rpm_spec_vers_cmp':TRUE},
    {'reference':'ruby3.2-3.2.2-180.amzn2023.0.3', 'cpu':'x86_64', 'release':'AL-2023', 'rpm_spec_vers_cmp':TRUE},
    {'reference':'ruby3.2-bundled-gems-3.2.2-180.amzn2023.0.3', 'cpu':'aarch64', 'release':'AL-2023', 'rpm_spec_vers_cmp':TRUE},
    {'reference':'ruby3.2-bundled-gems-3.2.2-180.amzn2023.0.3', 'cpu':'x86_64', 'release':'AL-2023', 'rpm_spec_vers_cmp':TRUE},
    {'reference':'ruby3.2-bundled-gems-debuginfo-3.2.2-180.amzn2023.0.3', 'cpu':'aarch64', 'release':'AL-2023', 'rpm_spec_vers_cmp':TRUE},
    {'reference':'ruby3.2-bundled-gems-debuginfo-3.2.2-180.amzn2023.0.3', 'cpu':'x86_64', 'release':'AL-2023', 'rpm_spec_vers_cmp':TRUE},
    {'reference':'ruby3.2-debuginfo-3.2.2-180.amzn2023.0.3', 'cpu':'aarch64', 'release':'AL-2023', 'rpm_spec_vers_cmp':TRUE},
    {'reference':'ruby3.2-debuginfo-3.2.2-180.amzn2023.0.3', 'cpu':'x86_64', 'release':'AL-2023', 'rpm_spec_vers_cmp':TRUE},
    {'reference':'ruby3.2-debugsource-3.2.2-180.amzn2023.0.3', 'cpu':'aarch64', 'release':'AL-2023', 'rpm_spec_vers_cmp':TRUE},
    {'reference':'ruby3.2-debugsource-3.2.2-180.amzn2023.0.3', 'cpu':'x86_64', 'release':'AL-2023', 'rpm_spec_vers_cmp':TRUE},
    {'reference':'ruby3.2-default-gems-3.2.2-180.amzn2023.0.3', 'release':'AL-2023', 'rpm_spec_vers_cmp':TRUE},
    {'reference':'ruby3.2-devel-3.2.2-180.amzn2023.0.3', 'cpu':'aarch64', 'release':'AL-2023', 'rpm_spec_vers_cmp':TRUE},
    {'reference':'ruby3.2-devel-3.2.2-180.amzn2023.0.3', 'cpu':'x86_64', 'release':'AL-2023', 'rpm_spec_vers_cmp':TRUE},
    {'reference':'ruby3.2-doc-3.2.2-180.amzn2023.0.3', 'release':'AL-2023', 'rpm_spec_vers_cmp':TRUE},
    {'reference':'ruby3.2-libs-3.2.2-180.amzn2023.0.3', 'cpu':'aarch64', 'release':'AL-2023', 'rpm_spec_vers_cmp':TRUE},
    {'reference':'ruby3.2-libs-3.2.2-180.amzn2023.0.3', 'cpu':'x86_64', 'release':'AL-2023', 'rpm_spec_vers_cmp':TRUE},
    {'reference':'ruby3.2-libs-debuginfo-3.2.2-180.amzn2023.0.3', 'cpu':'aarch64', 'release':'AL-2023', 'rpm_spec_vers_cmp':TRUE},
    {'reference':'ruby3.2-libs-debuginfo-3.2.2-180.amzn2023.0.3', 'cpu':'x86_64', 'release':'AL-2023', 'rpm_spec_vers_cmp':TRUE},
    {'reference':'ruby3.2-rubygem-bigdecimal-3.1.3-180.amzn2023.0.3', 'cpu':'aarch64', 'release':'AL-2023', 'rpm_spec_vers_cmp':TRUE},
    {'reference':'ruby3.2-rubygem-bigdecimal-3.1.3-180.amzn2023.0.3', 'cpu':'x86_64', 'release':'AL-2023', 'rpm_spec_vers_cmp':TRUE},
    {'reference':'ruby3.2-rubygem-bigdecimal-debuginfo-3.1.3-180.amzn2023.0.3', 'cpu':'aarch64', 'release':'AL-2023', 'rpm_spec_vers_cmp':TRUE},
    {'reference':'ruby3.2-rubygem-bigdecimal-debuginfo-3.1.3-180.amzn2023.0.3', 'cpu':'x86_64', 'release':'AL-2023', 'rpm_spec_vers_cmp':TRUE},
    {'reference':'ruby3.2-rubygem-bundler-2.4.10-180.amzn2023.0.3', 'release':'AL-2023', 'rpm_spec_vers_cmp':TRUE},
    {'reference':'ruby3.2-rubygem-io-console-0.6.0-180.amzn2023.0.3', 'cpu':'aarch64', 'release':'AL-2023', 'rpm_spec_vers_cmp':TRUE},
    {'reference':'ruby3.2-rubygem-io-console-0.6.0-180.amzn2023.0.3', 'cpu':'x86_64', 'release':'AL-2023', 'rpm_spec_vers_cmp':TRUE},
    {'reference':'ruby3.2-rubygem-io-console-debuginfo-0.6.0-180.amzn2023.0.3', 'cpu':'aarch64', 'release':'AL-2023', 'rpm_spec_vers_cmp':TRUE},
    {'reference':'ruby3.2-rubygem-io-console-debuginfo-0.6.0-180.amzn2023.0.3', 'cpu':'x86_64', 'release':'AL-2023', 'rpm_spec_vers_cmp':TRUE},
    {'reference':'ruby3.2-rubygem-irb-1.6.2-180.amzn2023.0.3', 'release':'AL-2023', 'rpm_spec_vers_cmp':TRUE},
    {'reference':'ruby3.2-rubygem-json-2.6.3-180.amzn2023.0.3', 'cpu':'aarch64', 'release':'AL-2023', 'rpm_spec_vers_cmp':TRUE},
    {'reference':'ruby3.2-rubygem-json-2.6.3-180.amzn2023.0.3', 'cpu':'x86_64', 'release':'AL-2023', 'rpm_spec_vers_cmp':TRUE},
    {'reference':'ruby3.2-rubygem-json-debuginfo-2.6.3-180.amzn2023.0.3', 'cpu':'aarch64', 'release':'AL-2023', 'rpm_spec_vers_cmp':TRUE},
    {'reference':'ruby3.2-rubygem-json-debuginfo-2.6.3-180.amzn2023.0.3', 'cpu':'x86_64', 'release':'AL-2023', 'rpm_spec_vers_cmp':TRUE},
    {'reference':'ruby3.2-rubygem-minitest-5.16.3-180.amzn2023.0.3', 'release':'AL-2023', 'rpm_spec_vers_cmp':TRUE},
    {'reference':'ruby3.2-rubygem-power_assert-2.0.3-180.amzn2023.0.3', 'release':'AL-2023', 'rpm_spec_vers_cmp':TRUE},
    {'reference':'ruby3.2-rubygem-psych-5.0.1-180.amzn2023.0.3', 'cpu':'aarch64', 'release':'AL-2023', 'rpm_spec_vers_cmp':TRUE},
    {'reference':'ruby3.2-rubygem-psych-5.0.1-180.amzn2023.0.3', 'cpu':'x86_64', 'release':'AL-2023', 'rpm_spec_vers_cmp':TRUE},
    {'reference':'ruby3.2-rubygem-psych-debuginfo-5.0.1-180.amzn2023.0.3', 'cpu':'aarch64', 'release':'AL-2023', 'rpm_spec_vers_cmp':TRUE},
    {'reference':'ruby3.2-rubygem-psych-debuginfo-5.0.1-180.amzn2023.0.3', 'cpu':'x86_64', 'release':'AL-2023', 'rpm_spec_vers_cmp':TRUE},
    {'reference':'ruby3.2-rubygem-rake-13.0.6-180.amzn2023.0.3', 'release':'AL-2023', 'rpm_spec_vers_cmp':TRUE},
    {'reference':'ruby3.2-rubygem-rbs-2.8.2-180.amzn2023.0.3', 'cpu':'aarch64', 'release':'AL-2023', 'rpm_spec_vers_cmp':TRUE},
    {'reference':'ruby3.2-rubygem-rbs-2.8.2-180.amzn2023.0.3', 'cpu':'x86_64', 'release':'AL-2023', 'rpm_spec_vers_cmp':TRUE},
    {'reference':'ruby3.2-rubygem-rbs-debuginfo-2.8.2-180.amzn2023.0.3', 'cpu':'aarch64', 'release':'AL-2023', 'rpm_spec_vers_cmp':TRUE},
    {'reference':'ruby3.2-rubygem-rbs-debuginfo-2.8.2-180.amzn2023.0.3', 'cpu':'x86_64', 'release':'AL-2023', 'rpm_spec_vers_cmp':TRUE},
    {'reference':'ruby3.2-rubygem-rdoc-6.5.0-180.amzn2023.0.3', 'release':'AL-2023', 'rpm_spec_vers_cmp':TRUE},
    {'reference':'ruby3.2-rubygem-rexml-3.2.5-180.amzn2023.0.3', 'release':'AL-2023', 'rpm_spec_vers_cmp':TRUE},
    {'reference':'ruby3.2-rubygem-rss-0.2.9-180.amzn2023.0.3', 'release':'AL-2023', 'rpm_spec_vers_cmp':TRUE},
    {'reference':'ruby3.2-rubygem-test-unit-3.5.7-180.amzn2023.0.3', 'release':'AL-2023', 'rpm_spec_vers_cmp':TRUE},
    {'reference':'ruby3.2-rubygem-typeprof-0.21.3-180.amzn2023.0.3', 'release':'AL-2023', 'rpm_spec_vers_cmp':TRUE},
    {'reference':'ruby3.2-rubygems-3.4.10-180.amzn2023.0.3', 'release':'AL-2023', 'rpm_spec_vers_cmp':TRUE},
    {'reference':'ruby3.2-rubygems-devel-3.4.10-180.amzn2023.0.3', 'release':'AL-2023', 'rpm_spec_vers_cmp':TRUE}
];

var flag = 0;
foreach var package_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(package_array['reference'])) reference = package_array['reference'];
  if (!empty_or_null(package_array['release'])) _release = 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 (reference && _release && (!exists_check || rpm_exists(release:_release, rpm:exists_check))) {
    if (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)
{
  security_report_v4(
      port       : 0,
      severity   : SECURITY_WARNING,
      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, "ruby3.2 / ruby3.2-bundled-gems / ruby3.2-bundled-gems-debuginfo / etc");
}