GitLab 0.0 < 15.9.6 / 15.10 < 15.10.5 / 15.11 < 15.11.1 (CVE-2022-4376)

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

include('compat.inc');

if (description)
{
  script_id(174985);
  script_version("1.6");
  script_set_attribute(attribute:"plugin_modification_date", value:"2024/01/03");

  script_cve_id("CVE-2022-4376");
  script_xref(name:"IAVA", value:"2023-A-0235-S");

  script_name(english:"GitLab 0.0 < 15.9.6 / 15.10 < 15.10.5 / 15.11 < 15.11.1 (CVE-2022-4376)");

  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 issue has been discovered in GitLab affecting all versions before 15.9.6, all versions starting from
    15.10 before 15.10.5, all versions starting from 15.11 before 15.11.1. Under certain conditions, an
    attacker may be able to map a private email of a GitLab user to their GitLab account on an instance.
    (CVE-2022-4376)

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version
number.");
  # https://about.gitlab.com/releases/2023/05/02/security-release-gitlab-15-11-1-released/
  script_set_attribute(attribute:"see_also", value:"http://www.nessus.org/u?0f020e43");
  script_set_attribute(attribute:"solution", value:
"Upgrade to GitLab version 15.9.6, 15.10.5, 15.11.1 or later.");
  script_set_attribute(attribute:"agent", value:"unix");
  script_set_cvss_base_vector("CVSS2#AV:N/AC:L/Au:S/C:P/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:L/UI:N/S:U/C:L/I:N/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-2022-4376");

  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:"2023/05/02");
  script_set_attribute(attribute:"patch_publication_date", value:"2023/05/02");
  script_set_attribute(attribute:"plugin_publication_date", value:"2023/05/02");

  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) 2023-2024 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 =~ "^15\.(9|10|11)$")
  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' : '0.0', 'fixed_version' : '15.9.6' },
  { 'min_version' : '15.10', 'fixed_version' : '15.10.5' },
  { 'min_version' : '15.11', 'fixed_version' : '15.11.1' }
];

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