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openvasCopyright (C) 2021 Greenbone AGOPENVAS:1361412562310118265
HistoryNov 01, 2021 - 12:00 a.m.

Python < 2.5.6, 2.6.x < 2.6.7, 2.7.x < 2.7.2, 3.2.x < 3.2.4, 3.3.x < 3.3.1 SimpleHTTPServer UTF-7 (bpo-11442) - Linux

2021-11-0100:00:00
Copyright (C) 2021 Greenbone AG
plugins.openvas.org
9

CVSS2

2.6

Attack Vector

NETWORK

Attack Complexity

HIGH

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

NONE

AV:N/AC:H/Au:N/C:N/I:P/A:N

AI Score

5.4

Confidence

High

EPSS

0.004

Percentile

74.3%

Python is prone to a cross-site scripting (XSS) vulnerability.

# 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("1.3.6.1.4.1.25623.1.0.118265");
  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:"2.6");
  script_tag(name:"cvss_base_vector", value:"AV:N/AC:H/Au:N/C:N/I:P/A:N");

  script_cve_id("CVE-2011-4940");

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

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

  script_name("Python < 2.5.6, 2.6.x < 2.6.7, 2.7.x < 2.7.2, 3.2.x < 3.2.4, 3.3.x < 3.3.1 SimpleHTTPServer UTF-7 (bpo-11442) - 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 a cross-site scripting (XSS) vulnerability.");

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

  script_tag(name:"insight", value:"The list_directory function in Lib/SimpleHTTPServer.py in
  SimpleHTTPServer does not place a charset parameter in the Content-Type HTTP header, which
  makes it easier for remote attackers to conduct XSS attacks against Internet Explorer 7 via
  UTF-7 encoding.");

  script_tag(name:"affected", value:"Python prior to version 2.5.6, versions 2.6.x prior to 2.6.7,
  2.7.x prior to 2.7.2, 3.2.x prior to 3.2.4 and 3.3.x prior to 3.3.1.");

  script_tag(name:"solution", value:"Update to version 2.5.6, 2.6.7, 2.7.2, 3.2.4, 3.3.1 or later.");

  script_xref(name:"URL", value:"https://python-security.readthedocs.io/vuln/simplehttpserver-utf-7.html");
  script_xref(name:"Advisory-ID", value:"bpo-11442");

  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:"2.5.6" ) ) {
  report = report_fixed_ver( installed_version:version, fixed_version:"2.5.6", install_path:location );
  security_message( port:port, data:report );
  exit( 0 );
}

if( version_in_range( version:version, test_version:"2.6.0", test_version2:"2.6.6" ) ) {
  report = report_fixed_ver( installed_version:version, fixed_version:"2.6.7", install_path:location);
  security_message( port:port, data:report );
  exit( 0 );
}

if( version_in_range( version:version, test_version:"2.7.0", test_version2:"2.7.1" ) ) {
  report = report_fixed_ver( installed_version:version, fixed_version:"2.7.2", install_path:location );
  security_message( port:port, data:report );
  exit( 0 );
}

if( version_in_range( version:version, test_version:"3.2.0", test_version2:"3.2.3" ) ) {
  report = report_fixed_ver( installed_version:version, fixed_version:"3.2.4", install_path:location );
  security_message( port:port, data:report );
  exit( 0 );
}

if( version_is_greater_equal( version:version, test_version:"3.3.0" ) &&
    version_is_less( version:version, test_version:"3.3.1" ) ) {
  report = report_fixed_ver( installed_version:version, fixed_version:"3.3.1", install_path:location );
  security_message( port:port, data:report );
  exit( 0 );
}

exit( 99 );

CVSS2

2.6

Attack Vector

NETWORK

Attack Complexity

HIGH

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

NONE

AV:N/AC:H/Au:N/C:N/I:P/A:N

AI Score

5.4

Confidence

High

EPSS

0.004

Percentile

74.3%