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openvasCopyright (C) 2023 Greenbone AGOPENVAS:1361412562310170574
HistorySep 20, 2023 - 12:00 a.m.

Python < 3.6.13, 3.7.x < 3.7.10, 3.8.x < 3.8.7, 3.9.x < 3.9.1 DoS Vulnerability (bpo-42103) - Windows

2023-09-2000:00:00
Copyright (C) 2023 Greenbone AG
plugins.openvas.org
8
denial of service
vulnerability
python
windows
software
cpu
ram
update
version 3.6.13
version 3.7.10
version 3.8.7
version 3.9.1

6.5 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

7.8 High

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

24.1%

Python is prone to a denial of service (DoS) vulnerability.

# SPDX-FileCopyrightText: 2023 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("1.3.6.1.4.1.25623.1.0.170574");
  script_version("2023-10-13T05:06:10+0000");
  script_tag(name:"last_modification", value:"2023-10-13 05:06:10 +0000 (Fri, 13 Oct 2023)");
  script_tag(name:"creation_date", value:"2023-09-20 18:57:58 +0000 (Wed, 20 Sep 2023)");
  script_tag(name:"cvss_base", value:"7.8");
  script_tag(name:"cvss_base_vector", value:"AV:N/AC:L/Au:N/C:N/I:N/A:C");
  script_tag(name:"severity_vector", value:"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H");
  script_tag(name:"severity_origin", value:"NVD");
  script_tag(name:"severity_date", value:"2023-08-26 02:19:00 +0000 (Sat, 26 Aug 2023)");

  script_cve_id("CVE-2022-48564");

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

  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 DoS Vulnerability (bpo-42103) - Windows");

  script_category(ACT_GATHER_INFO);

  script_copyright("Copyright (C) 2023 Greenbone AG");
  script_family("Denial of Service");
  script_dependencies("gb_python_consolidation.nasl", "os_detection.nasl");
  script_mandatory_keys("python/detected", "Host/runs_windows");

  script_tag(name:"summary", value:"Python is prone to a denial of service (DoS) vulnerability.");

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

  script_tag(name:"insight", value:"read_ints in plistlib.py is vulnerable to a potential DoS attack
  via CPU and RAM exhaustion when processing malformed Apple Property List files in binary format.");

  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://mail.python.org/archives/list/[email protected]/thread/K2T3WIJM6OCTVTPW5TVW62EMAULA2426/");
  script_xref(name:"URL", value:"https://bugs.python.org/issue42103");
  script_xref(name:"Advisory-ID", value:"bpo-42103");

  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 );

6.5 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

7.8 High

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

24.1%