Python < 3.6.13, 3.7.x < 3.7.10, 3.8.x < 3.8.7, 3.9.x < 3.9.1 Python Issue (bpo-41944) - Mac OS X

# 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:python:python";

if(description)
{
  script_oid("1.3.6.1.4.1.25623.1.0.118187");
  script_version("2023-07-05T05:06:18+0000");
  script_tag(name:"last_modification", value:"2023-07-05 05:06:18 +0000 (Wed, 05 Jul 2023)");
  script_tag(name:"creation_date", value:"2021-09-11 10:50:32 +0200 (Sat, 11 Sep 2021)");
  script_tag(name:"cvss_base", value:"7.5");
  script_tag(name:"cvss_base_vector", value:"AV:N/AC:L/Au:N/C:P/I:P/A:P");
  script_tag(name:"severity_vector", value:"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H");
  script_tag(name:"severity_origin", value:"NVD");
  script_tag(name:"severity_date", value:"2021-06-29 15:15:00 +0000 (Tue, 29 Jun 2021)");

  script_cve_id("CVE-2020-27619");

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

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

  script_name("Python < 3.6.13, 3.7.x < 3.7.10, 3.8.x < 3.8.7, 3.9.x < 3.9.1 Python Issue (bpo-41944) - Mac OS X");

  script_category(ACT_GATHER_INFO);

  script_copyright("Copyright (C) 2021 Greenbone AG");
  script_family("General");
  script_dependencies("gb_python_consolidation.nasl");
  script_mandatory_keys("python/mac-os-x/detected");

  script_tag(name:"summary", value:"Python is prone to a remote code execution vulnerability.");

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

  script_tag(name:"insight", value:"By default, the tests are not run with network resources enabled
  and so the Python test suite is safe. But if the Python test suite is run explicitly with the
  'network' resource enabled (-u network or -u all command line option), the CJK codecs tests of the
  Python test suite run eval() on content received via HTTP from pythontest.net.");

  script_tag(name:"impact", value:"If an attacker can compromise the pythontest.net server, they gain
  arbitrary code execution on all buildbots.

  If an attacker has control over the network connection of a machine running the Python test suite,
  they gain arbitrary code execution there.");

  script_tag(name:"affected", value:"Python prior to version 3.6.13, versions 3.7.x prior to 3.7.10,
  3.8.x prior to 3.8.7 and 3.9.x prior to 3.9.1.");

  script_tag(name:"solution", value:"Update to version 3.6.13, 3.7.10, 3.8.7, 3.9.1 or later.");

  script_xref(name:"URL", value:"https://python-security.readthedocs.io/vuln/cjk-codec-download-eval.html");
  script_xref(name:"Advisory-ID", value:"bpo-41944");

  exit(0);
}

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

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

if( ! infos = get_app_version_and_location( cpe:CPE, port:port, exit_no_version:TRUE, version_regex:"^[0-9]+\.[0-9]+\.[0-9]+" ) )
  exit( 0 );

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

if( version_is_less( version:version, test_version:"3.6.13" ) ) {
  report = report_fixed_ver( installed_version:version, fixed_version:"3.6.13", install_path:location );
  security_message( port:port, data:report );
  exit( 0 );
}

if( version_in_range( version:version, test_version:"3.7.0", test_version2:"3.7.9" ) ) {
  report = report_fixed_ver( installed_version:version, fixed_version:"3.7.10", install_path:location );
  security_message( port:port, data:report );
  exit( 0 );
}

if( version_in_range( version:version, test_version:"3.8.0", test_version2:"3.8.6" ) ) {
  report = report_fixed_ver( installed_version:version, fixed_version:"3.8.7", install_path:location );
  security_message( port:port, data:report );
  exit( 0 );
}

if( version_is_equal( version:version, test_version:"3.9.0" ) ) {
  report = report_fixed_ver( installed_version:version, fixed_version:"3.9.1", install_path:location );
  security_message( port:port, data:report );
  exit( 0 );
}

exit( 99 );