GitLab 14.0 < 16.6.6 / 16.7 < 16.7.4 / 16.8 < 16.8.1 (CVE-2024-0456)

#%NASL_MIN_LEVEL 80900
##
# (C) Tenable, Inc.
##

include('compat.inc');

if (description)
{
  script_id(189593);
  script_version("1.3");
  script_set_attribute(attribute:"plugin_modification_date", value:"2024/05/03");

  script_cve_id("CVE-2024-0456");
  script_xref(name:"IAVA", value:"2024-A-0059-S");

  script_name(english:"GitLab 14.0 < 16.6.6 / 16.7 < 16.7.4 / 16.8 < 16.8.1 (CVE-2024-0456)");

  script_set_attribute(attribute:"synopsis", value:
"The version of GitLab installed on the remote host is affected by a vulnerability.");
  script_set_attribute(attribute:"description", value:
"The version of GitLab installed on the remote host is affected by a vulnerability, as follows:

  - An authorization vulnerability exists in GitLab versions 14.0 prior to 16.6.6, 16.7 prior to 16.7.4, and
    16.8 prior to 16.8.1. An unauthorized attacker is able to assign arbitrary users to MRs that they created
    within the project (CVE-2024-0456)

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version
number.");
  # https://gitlab.com/gitlab-org/cves/-/blob/master/2024/CVE-2024-0456.json
  script_set_attribute(attribute:"see_also", value:"http://www.nessus.org/u?70aac87b");
  # https://about.gitlab.com/releases/2024/01/25/critical-security-release-gitlab-16-8-1-released/
  script_set_attribute(attribute:"see_also", value:"http://www.nessus.org/u?cfd0ce33");
  script_set_attribute(attribute:"see_also", value:"https://gitlab.com/gitlab-org/gitlab/-/issues/430726");
  # https://about.gitlab.com/releases/2024/01/25/critical-security-release-gitlab-16-8-1-released/
  script_set_attribute(attribute:"see_also", value:"http://www.nessus.org/u?cfd0ce33");
  # https://about.gitlab.com/releases/2024/01/25/critical-security-release-gitlab-16-8-1-released/
  script_set_attribute(attribute:"see_also", value:"http://www.nessus.org/u?cfd0ce33");
  # https://about.gitlab.com/releases/2024/01/25/critical-security-release-gitlab-16-8-1-released/
  script_set_attribute(attribute:"see_also", value:"http://www.nessus.org/u?cfd0ce33");
  # https://about.gitlab.com/releases/2024/01/25/critical-security-release-gitlab-16-8-1-released/
  script_set_attribute(attribute:"see_also", value:"http://www.nessus.org/u?cfd0ce33");
  script_set_attribute(attribute:"solution", value:
"Upgrade to GitLab version 16.6.6, 16.7.4, 16.8.1 or later.");
  script_set_attribute(attribute:"agent", value:"unix");
  script_set_cvss_base_vector("CVSS2#AV:N/AC:L/Au:S/C:N/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:L/PR:L/UI:N/S:U/C:N/I:L/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-2024-0456");

  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:"2024/01/25");
  script_set_attribute(attribute:"patch_publication_date", value:"2024/01/25");
  script_set_attribute(attribute:"plugin_publication_date", value:"2024/01/25");

  script_set_attribute(attribute:"plugin_type", value:"combined");
  script_set_attribute(attribute:"cpe", value:"cpe:/a:gitlab:gitlab");
  script_set_attribute(attribute:"generated_plugin", value:"current");
  script_set_attribute(attribute:"stig_severity", value:"I");
  script_set_attribute(attribute:"thorough_tests", value:"true");
  script_end_attributes();

  script_category(ACT_GATHER_INFO);
  script_family(english:"CGI abuses");

  script_copyright(english:"This script is Copyright (C) 2024 and is owned by Tenable, Inc. or an Affiliate thereof.");

  script_dependencies("gitlab_webui_detect.nbin", "gitlab_nix_installed.nbin");
  script_require_keys("installed_sw/GitLab");

  exit(0);
}

include('vcf.inc');

var app = 'GitLab';
var app_info = vcf::combined_get_app_info(app:app);

if (report_paranoia < 2 && max_index(app_info.parsed_version[0]) < 3 && app_info.version =~ "^16\.(6|7|8)$")
  if (!empty_or_null(app_info.port))
    audit(AUDIT_POTENTIAL_VULN, app, app_info.version, app_info.port);
  else
    audit(AUDIT_POTENTIAL_VULN, app, app_info.version);

var constraints = [
  { 'min_version' : '14.0', 'fixed_version' : '16.6.6' },
  { 'min_version' : '16.7', 'fixed_version' : '16.7.4' },
  { 'min_version' : '16.8', 'fixed_version' : '16.8.1' }
];

vcf::check_version_and_report(
    app_info:app_info,
    constraints:constraints,
    severity:SECURITY_WARNING
);