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RARLabs WinRAR Code Execution Vulnerability - Windows

🗓️ 31 Aug 2023 00:00:00Reported by Copyright (C) 2023 Greenbone AGType 
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WinRAR code execution vulnerability on Windows. ZIP archive handling flaw could allow arbitrary code executio

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Code
# 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:rarlab:winrar";

if(description)
{
  script_oid("1.3.6.1.4.1.25623.1.0.832263");
  script_version("2025-01-03T15:39:41+0000");
  script_xref(name:"CISA", value:"Known Exploited Vulnerability (KEV) catalog");
  script_xref(name:"URL", value:"https://www.cisa.gov/known-exploited-vulnerabilities-catalog");
  script_cve_id("CVE-2023-38831", "CVE-2023-40477");
  script_tag(name:"cvss_base", value:"7.2");
  script_tag(name:"cvss_base_vector", value:"AV:L/AC:L/Au:N/C:C/I:C/A:C");
  script_tag(name:"last_modification", value:"2025-01-03 15:39:41 +0000 (Fri, 03 Jan 2025)");
  script_tag(name:"severity_vector", value:"CVSS:3.1/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:"2023-08-29 16:02:00 +0000 (Tue, 29 Aug 2023)");
  script_tag(name:"creation_date", value:"2023-08-31 11:33:32 +0530 (Thu, 31 Aug 2023)");
  script_name("RARLabs WinRAR Code Execution Vulnerability - Windows");

  script_tag(name:"summary", value:"WinRAR is prone to multiple code execution
  vulnerabilities.");

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

  script_tag(name:"insight", value:"These vulnerabilities exist:

  - CVE-2023-38831: An error in the processing of ZIP format.

  - CVE-2023-40477: An improper validation of array index.");

  script_tag(name:"impact", value:"Successful exploitation will allow attackers
  to execute arbitrary code on an affected system.");

  script_tag(name:"affected", value:"RARLabs WinRAR before 6.23 on Windows.");

  script_tag(name:"solution", value:"Update to version 6.23 or later.");

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

  script_xref(name:"URL", value:"https://www.group-ib.com/blog/cve-2023-38831-winrar-zero-day/");

  script_category(ACT_GATHER_INFO);
  script_copyright("Copyright (C) 2023 Greenbone AG");
  script_family("General");
  script_dependencies("secpod_winrar_detect.nasl");
  script_mandatory_keys("WinRAR/Ver");
  exit(0);
}

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:"6.23")) {
  report = report_fixed_ver(installed_version:vers, fixed_version:"6.23", install_path:path);
  security_message(port:0, data:report);
  exit(0);
}

exit(99);

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03 Jan 2025 00:00Current
8.5High risk
Vulners AI Score8.5
CVSS 3.17.8
CVSS 37.8
EPSS0.97811
SSVC
44