GitLab 12.6 < 14.8.6 / 14.9 < 14.9.4 / 14.10 < 14.10.1 (CVE-2022-1426)

##
# (C) Tenable, Inc.
##

include('compat.inc');

if (description)
{
  script_id(161265);
  script_version("1.5");
  script_set_attribute(attribute:"plugin_modification_date", value:"2024/05/17");

  script_cve_id("CVE-2022-1426");
  script_xref(name:"IAVA", value:"2022-A-0187-S");

  script_name(english:"GitLab 12.6 < 14.8.6 / 14.9 < 14.9.4 / 14.10 < 14.10.1 (CVE-2022-1426)");

  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 starting from 12.6 before 14.8.6, all
    versions starting from 14.9 before 14.9.4, all versions starting from 14.10 before 14.10.1. GitLab was not
    correctly authenticating a user that had some certain amount of information which allowed an user to
    authenticate without a personal access token. (CVE-2022-1426)

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/2022/CVE-2022-1426.json
  script_set_attribute(attribute:"see_also", value:"http://www.nessus.org/u?81a8a349");
  script_set_attribute(attribute:"see_also", value:"https://gitlab.com/gitlab-org/gitlab/-/issues/296866");
  script_set_attribute(attribute:"see_also", value:"https://hackerone.com/reports/1070097");
  script_set_attribute(attribute:"solution", value:
"Upgrade to GitLab version 14.8.6, 14.9.4, 14.10.1 or later.");
  script_set_attribute(attribute:"agent", value:"unix");
  script_set_cvss_base_vector("CVSS2#AV:N/AC:M/Au:N/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:H/PR:N/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-2022-1426");

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

  script_set_attribute(attribute:"vuln_publication_date", value:"2022/05/02");
  script_set_attribute(attribute:"patch_publication_date", value:"2022/05/02");
  script_set_attribute(attribute:"plugin_publication_date", value:"2022/05/18");

  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) 2022-2024 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 =~ "^14\.(8|9|10)$")
  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' : '12.6', 'fixed_version' : '14.8.6' },
  { 'min_version' : '14.9', 'fixed_version' : '14.9.4' },
  { 'min_version' : '14.10', 'fixed_version' : '14.10.1' }
];

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