Python CGIHTTPServer Module Information Disclosure Vulnerability (May 2011) - Linux

# 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("1.3.6.1.4.1.25623.1.0.118262");
  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:"2021-11-01 11:45:13 +0100 (Mon, 01 Nov 2021)");
  script_tag(name:"cvss_base", value:"5.0");
  script_tag(name:"cvss_base_vector", value:"AV:N/AC:L/Au:N/C:P/I:N/A:N");

  script_cve_id("CVE-2011-1015");

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

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

  script_name("Python CGIHTTPServer Module Information Disclosure Vulnerability (May 2011) - Linux");

  script_category(ACT_GATHER_INFO);

  script_copyright("Copyright (C) 2021 Greenbone AG");
  script_family("General");
  script_dependencies("gb_python_consolidation.nasl", "os_detection.nasl");
  script_mandatory_keys("python/detected", "Host/runs_unixoide");

  script_tag(name:"summary", value:"Python is prone to an information disclosure vulnerability.");

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

  script_tag(name:"insight", value:"The flaw is due to an error when handling 'is_cgi' method in
  'CGIHTTPServer.py' in the 'CGIHTTPServer module', which allows an attcker to
  supply a specially crafted request without the leading '/' character to the CGIHTTPServer.");

  script_tag(name:"impact", value:"Successful exploitation could allow attackers to gain access to potentially
  sensitive information contained in arbitrary scripts by requesting cgi script
  without / in the beginning of URL.");

  script_tag(name:"affected", value:"Python version 2.5, 2.6, and 3.0.");

  script_tag(name:"solution", value:"Source code patches are available, please see the references for
  more information.");

  script_xref(name:"URL", value:"http://bugs.python.org/issue2254");
  script_xref(name:"URL", value:"http://securitytracker.com/id?1025489");

  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_equal( version:version, test_version:"2.5" ) ||
    version_is_equal( version:version, test_version:"2.6" ) ||
    version_is_equal( version:version, test_version:"3.0" ) ) {
  report = report_fixed_ver( installed_version:version, fixed_version:"See references", install_path:location );
  security_message( data:report, port:port );
  exit( 0 );
}

exit( 99 );