Cisco TelePresence Server Denial of Service Vulnerability (cisco-sa-20150916-tps)

# SPDX-FileCopyrightText: 2015 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-or-later

CPE = "cpe:/a:cisco:telepresence_server_software";

if (description)
{
  script_oid("1.3.6.1.4.1.25623.1.0.105378");
  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_version("2023-05-11T09:09:33+0000");
  script_cve_id("CVE-2015-6284");
  script_name("Cisco TelePresence Server Denial of Service Vulnerability (cisco-sa-20150916-tps)");

  script_xref(name:"URL", value:"http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20150916-tps");

  script_tag(name:"impact", value:"Successful exploitation of the buffer overflow vulnerability may result in a crash of the server, resulting in a DoS condition.");

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

  script_tag(name:"insight", value:"This vulnerability is documented in Cisco bug ID CSCuu28277");

  script_tag(name:"solution", value:"Updates are available");

  script_tag(name:"summary", value:"Cisco TelePresence Server contains a buffer overflow vulnerability in the Conference Control Protocol API that could allow an unauthenticated, remote attacker to cause a denial of service (DoS) condition.");

  script_tag(name:"affected", value:"All releases of Cisco TelePresence Server software prior to 4.1(2.33) running on the following products are affected by this vulnerability:

Cisco TelePresence Server 7010

Cisco TelePresence Server MSE 8710

Cisco TelePresence Server on Multiparty Media 310

Cisco TelePresence Server on Multiparty Media 320

Cisco TelePresence Server on Virtual Machine");

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

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

  script_tag(name:"last_modification", value:"2023-05-11 09:09:33 +0000 (Thu, 11 May 2023)");
  script_tag(name:"creation_date", value:"2015-09-21 12:52:46 +0200 (Mon, 21 Sep 2015)");
  script_category(ACT_GATHER_INFO);
  script_family("CISCO");
  script_copyright("Copyright (C) 2015 Greenbone AG");
  script_dependencies("gb_cisco_telepresence_server_detect.nasl");
  script_mandatory_keys("cisco_telepresence_server/installed");

  exit(0);
}

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

if( ! port = get_app_port( cpe:CPE ) ) exit( 0 );

if( ! vers = get_app_version( cpe:CPE, port:port ) ) exit( 0 );
if( ! model = get_kb_item( "cisco_telepresence_server/model" ) ) exit( 0 );

if( model !~ '^7010$' && model !~ '^8710$' && model !~ 'Media 3(1|2)0' && model != "VM" ) exit( 99 );

fix = '4.1.2.33';
report_fix = '4.1(2.33)';
report_vers = vers;

vers = str_replace( string:vers, find:"(", replace:"." );
vers = str_replace( string:vers, find:")", replace:"" );

if( version_is_less( version:vers, test_version: fix ) )
{
  report = 'Installed version: ' + report_vers + '\n' +
           'Fixed version:     ' + report_fix  + '\n' +
           'Model:             ' + model       + '\n';
  security_message( port:port, data:report );
  exit( 0 );
}

exit( 99 );