ZNC < 0.072 File Upload Directory Traversal Vulnerability

# SPDX-FileCopyrightText: 2009 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:znc:znc";

if(description)
{
  script_oid("1.3.6.1.4.1.25623.1.0.100244");
  script_version("2025-01-17T15:39:18+0000");
  script_tag(name:"last_modification", value:"2025-01-17 15:39:18 +0000 (Fri, 17 Jan 2025)");
  script_tag(name:"creation_date", value:"2009-07-26 19:54:54 +0200 (Sun, 26 Jul 2009)");
  script_cve_id("CVE-2009-2658");
  script_tag(name:"cvss_base", value:"7.5");
  script_tag(name:"cvss_base_vector", value:"AV:N/AC:L/Au:N/C:P/I:P/A:P");

  script_name("ZNC < 0.072 File Upload Directory Traversal Vulnerability");

  script_category(ACT_GATHER_INFO);
  script_family("General");
  script_copyright("Copyright (C) 2009 Greenbone AG");
  script_dependencies("gb_znc_consolidation.nasl");
  script_mandatory_keys("znc/detected");

  script_xref(name:"URL", value:"http://www.securityfocus.com/bid/35757");
  script_xref(name:"URL", value:"http://znc.svn.sourceforge.net/viewvc/znc?view=rev&sortby=rev&sortdir=down&revision=1570");

  script_tag(name:"summary", value:"ZNC is prone to a directory traversal vulnerability because it fails
  to sufficiently sanitize user-supplied input.");

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

  script_tag(name:"impact", value:"Exploiting this issue can allow an authenticated attacker to upload
  and overwrite files on the affected computer. Successful exploits will lead to other attacks.");

  script_tag(name:"affected", value:"Versions prior to ZNC 0.072 are vulnerable.");

  script_tag(name:"solution", value:"Updates are available. Please see the references for more information.");

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

  exit(0);
}

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

if( ! vers = get_app_version( cpe:CPE, nofork:TRUE ) )
  exit( 0 );

if( version_is_less( version:vers, test_version:"0.072" ) ) {
  report = report_fixed_ver( installed_version:vers, fixed_version:"0.072" );
  security_message( port:0, data:report );
  exit( 0 );
}

exit( 99 );