WinRAR <= 5.60 Out-of-Bounds Write Vulnerability

# SPDX-FileCopyrightText: 2019 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

if(description)
{
  script_oid("1.3.6.1.4.1.25623.1.0.113349");
  script_version("2025-12-11T05:46:19+0000");
  script_tag(name:"last_modification", value:"2025-12-11 05:46:19 +0000 (Thu, 11 Dec 2025)");
  script_tag(name:"creation_date", value:"2019-03-06 12:37:03 +0200 (Wed, 06 Mar 2019)");
  script_tag(name:"cvss_base", value:"6.8");
  script_tag(name:"cvss_base_vector", value:"AV:N/AC:M/Au:N/C:P/I:P/A:P");
  script_tag(name:"severity_vector", value:"CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H");
  script_tag(name:"severity_origin", value:"NVD");
  script_tag(name:"severity_date", value:"2019-10-09 23:39:00 +0000 (Wed, 09 Oct 2019)");

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

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

  script_cve_id("CVE-2018-20253");

  script_name("WinRAR <= 5.60 Out-of-Bounds Write Vulnerability");

  script_category(ACT_GATHER_INFO);

  script_copyright("Copyright (C) 2019 Greenbone AG");
  script_family("General");
  script_dependencies("secpod_winrar_detect.nasl");
  script_mandatory_keys("WinRAR/Ver");

  script_tag(name:"summary", value:"WinRAR is prone to an Out-of-Bounds Write vulnerability.");

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

  script_tag(name:"insight", value:"The vulnerability can be exploited by bringing a user to parse a specially
  crafted LHA or LZH archive.");

  script_tag(name:"impact", value:"Successful exploitation would allow an attacker to execute arbitrary code
  in the context of the current user.");

  script_tag(name:"affected", value:"WinRAR through version 5.60.");

  script_tag(name:"solution", value:"Update to version 5.61.");

  exit(0);
}

CPE = "cpe:/a:rarlab:winrar";

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

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

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

if( version_is_less( version: vers, test_version: "5.61" ) ) {
  report = report_fixed_ver( installed_version: vers, fixed_version: "5.61", install_path: path );
  security_message( data: report, port: 0 );
  exit( 0 );
}

exit( 99 );