Cisco Unified IP Phones 9900 Series Denial of Service (CVE-2015-4226)

#%NASL_MIN_LEVEL 80900
##
# (C) Tenable, Inc.
##

include('compat.inc');

if (description)
{
  script_id(502133);
  script_version("1.1");
  script_set_attribute(attribute:"plugin_modification_date", value:"2024/03/18");

  script_cve_id("CVE-2015-4226");

  script_name(english:"Cisco Unified IP Phones 9900 Series Denial of Service (CVE-2015-4226)");

  script_set_attribute(attribute:"synopsis", value:
"The remote OT asset is affected by a vulnerability.");
  script_set_attribute(attribute:"description", value:
"The packet-storing feature on Cisco 9900 phones with firmware 9.3(2)
does not properly support the RTP protocol, which allows remote
attackers to cause a denial of service (device hang) by sending
malformed RTP packets after a call is answered, aka Bug ID CSCur39976.

This plugin only works with Tenable.ot.
Please visit https://www.tenable.com/products/tenable-ot for more information.");
  # https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/Cisco-SA-20150629-CVE-2015-4226
  script_set_attribute(attribute:"see_also", value:"http://www.nessus.org/u?409fa40d");
  script_set_attribute(attribute:"see_also", value:"http://tools.cisco.com/security/center/viewAlert.x?alertId=39554");
  script_set_attribute(attribute:"see_also", value:"http://www.securityfocus.com/bid/75471");
  script_set_attribute(attribute:"see_also", value:"http://www.securitytracker.com/id/1032748");
  script_set_attribute(attribute:"solution", value:
"Refer to the vendor advisory.");
  script_set_cvss_base_vector("CVSS2#AV:N/AC:M/Au:N/C:N/I:N/A:C");
  script_set_cvss_temporal_vector("CVSS2#E:U/RL:OF/RC:C");
  script_set_attribute(attribute:"cvss_score_source", value:"CVE-2015-4226");

  script_set_attribute(attribute:"exploitability_ease", value:"No known exploits are available");
  script_set_attribute(attribute:"exploit_available", value:"false");
  script_cwe_id(399);

  script_set_attribute(attribute:"vuln_publication_date", value:"2015/06/30");
  script_set_attribute(attribute:"patch_publication_date", value:"2015/06/30");
  script_set_attribute(attribute:"plugin_publication_date", value:"2024/03/18");

  script_set_attribute(attribute:"plugin_type", value:"remote");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:cisco:unified_ip_phones_9900_series_firmware:9.3%282%29");
  script_set_attribute(attribute:"generated_plugin", value:"former");
  script_end_attributes();

  script_category(ACT_GATHER_INFO);
  script_family(english:"Tenable.ot");

  script_copyright(english:"This script is Copyright (C) 2024 and is owned by Tenable, Inc. or an Affiliate thereof.");

  script_dependencies("tenable_ot_api_integration.nasl");
  script_require_keys("Tenable.ot/Cisco");

  exit(0);
}


include('tenable_ot_cve_funcs.inc');

get_kb_item_or_exit('Tenable.ot/Cisco');

var asset = tenable_ot::assets::get(vendor:'Cisco');

var vuln_cpes = {
    "cpe:/o:cisco:unified_ip_phones_9900_series_firmware:9.3%282%29" :
        {"versionEndIncluding" : "9.3(2)", "versionStartIncluding" : "9.3(2)", "family" : "CiscoIPPhones"}
};

tenable_ot::cve::compare_and_report(asset:asset, cpes:vuln_cpes, severity:SECURITY_HOLE);