GitLab 15.7 < 15.8.5 / 15.9 < 15.9.4 / 15.10 < 15.10.1 (CVE-2022-4143)

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

include('compat.inc');

if (description)
{
  script_id(197420);
  script_version("1.0");
  script_set_attribute(attribute:"plugin_modification_date", value:"2024/05/17");

  script_cve_id("CVE-2022-4143");

  script_name(english:"GitLab 15.7 < 15.8.5 / 15.9 < 15.9.4 / 15.10 < 15.10.1 (CVE-2022-4143)");

  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 15.7 before 15.8.5, from 15.9
    before 15.9.4, and from 15.10 before 15.10.1 that allows for crafted, unapproved MRs to be introduced and
    merged without authorization (CVE-2022-4143)

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version
number.");
  script_set_attribute(attribute:"see_also", value:"https://gitlab.com/gitlab-org/gitlab/-/issues/383776");
  script_set_attribute(attribute:"see_also", value:"https://hackerone.com/reports/1767639");
  # https://gitlab.com/gitlab-org/cves/-/blob/master/2022/CVE-2022-4143.json
  script_set_attribute(attribute:"see_also", value:"http://www.nessus.org/u?657570d6");
  script_set_attribute(attribute:"solution", value:
"Upgrade to GitLab version 15.8.5, 15.9.4, 15.10.1 or later.");
  script_set_attribute(attribute:"agent", value:"unix");
  script_set_cvss_base_vector("CVSS2#AV:N/AC:H/Au:S/C:N/I:C/A:N");
  script_set_cvss_temporal_vector("CVSS2#E:POC/RL:OF/RC:C");
  script_set_cvss3_base_vector("CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:H/A:N");
  script_set_cvss3_temporal_vector("CVSS:3.0/E:P/RL:O/RC:C");
  script_set_attribute(attribute:"cvss_score_source", value:"CVE-2022-4143");

  script_set_attribute(attribute:"exploitability_ease", value:"Exploits are available");
  script_set_attribute(attribute:"exploit_available", value:"true");

  script_set_attribute(attribute:"vuln_publication_date", value:"2023/06/28");
  script_set_attribute(attribute:"plugin_publication_date", value:"2024/05/17");

  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:"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 =~ "^15\.(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' : '15.7', 'fixed_version' : '15.8.5' },
  { 'min_version' : '15.9', 'fixed_version' : '15.9.4' },
  { 'min_version' : '15.10', 'fixed_version' : '15.10.1' }
];

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