Mailman < 2.1.35 Multiple Vulnerabilities

# SPDX-FileCopyrightText: 2021 Greenbone AG
# Some text descriptions might be excerpted from (a) referenced
# source(s), and are Copyright (C) by the respective right holder(s).
#
# SPDX-License-Identifier: GPL-2.0-only

CPE = "cpe:/a:gnu:mailman";

if(description)
{
  script_oid("1.3.6.1.4.1.25623.1.0.146975");
  script_version("2025-04-25T15:41:53+0000");
  script_tag(name:"last_modification", value:"2025-04-25 15:41:53 +0000 (Fri, 25 Apr 2025)");
  script_tag(name:"creation_date", value:"2021-10-26 06:47:11 +0000 (Tue, 26 Oct 2021)");
  script_tag(name:"cvss_base", value:"8.5");
  script_tag(name:"cvss_base_vector", value:"AV:N/AC:M/Au:S/C:C/I:C/A:C");
  script_tag(name:"severity_vector", value:"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H");
  script_tag(name:"severity_origin", value:"NVD");
  script_tag(name:"severity_date", value:"2021-11-05 18:46:00 +0000 (Fri, 05 Nov 2021)");

  script_cve_id("CVE-2021-42096", "CVE-2021-42097");

  script_tag(name:"qod_type", value:"remote_banner_unreliable");

  script_tag(name:"solution_type", value:"VendorFix");

  script_name("Mailman < 2.1.35 Multiple Vulnerabilities");

  script_category(ACT_GATHER_INFO);

  script_copyright("Copyright (C) 2021 Greenbone AG");
  script_family("Web application abuses");
  script_dependencies("mailman_http_detect.nasl");
  script_mandatory_keys("gnu_mailman/detected");

  script_tag(name:"summary", value:"Mailman is prone to multiple vulnerabilities.");

  script_tag(name:"vuldetect", value:"Checks if a vulnerable version is present on the target host.");

  script_tag(name:"insight", value:"The following vulnerabilities exist:

  - CVE-2021-42096: A list member can discover the list admin password

  - CVE-2021-42097: A list member can create a successful CSRF attack against another list member
  enabling takeover of the members account");

  script_tag(name:"affected", value:"GNU Mailman prior to version 2.1.35.");

  script_tag(name:"solution", value:"Update to version 2.1.35 or later.");

  script_xref(name:"URL", value:"https://mail.python.org/archives/list/[email protected]/thread/IKCO6JU755AP5G5TKMBJL6IEZQTTNPDQ/");

  exit(0);
}

include("host_details.inc");
include("version_func.inc");

if (!port = get_app_port(cpe: CPE))
  exit(0);

if (!infos = get_app_version_and_location(cpe: CPE, port: port, exit_no_version: TRUE))
  exit(0);

version = infos["version"];
location = infos["location"];

if (version_is_less(version: version, test_version: "2.1.35")) {
  report = report_fixed_ver(installed_version: version, fixed_version: "2.1.35", install_path: location);
  security_message(port: port, data: report);
  exit(0);
}

exit(99);