Cisco IP Phones 7902/7905/7912, ATA 186/188, Unity Express, ACNS, and Subscriber Edge Services Manager Denial of Service (CVE-2005-4794)

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

include('compat.inc');

if (description)
{
  script_id(502777);
  script_version("1.3");
  script_set_attribute(attribute:"plugin_modification_date", value:"2026/04/21");

  script_cve_id("CVE-2005-4794");

  script_name(english:"Cisco IP Phones 7902/7905/7912, ATA 186/188, Unity Express, ACNS, and Subscriber Edge Services Manager Denial of Service (CVE-2005-4794)");

  script_set_attribute(attribute:"synopsis", value:
"The remote OT asset is affected by a vulnerability.");
  script_set_attribute(attribute:"description", value:
"Cisco IP Phones 7902/7905/7912, ATA 186/188, Unity Express, ACNS, and
Subscriber Edge Services Manager (SESM) allows remote attackers to
cause a denial of service (crash or instability) via a compressed DNS
packet with a label length byte with an incorrect offset.

This plugin only works with Tenable.ot.
Please visit https://www.tenable.com/products/tenable-ot for more information.");
  script_set_attribute(attribute:"see_also", value:"http://secunia.com/advisories/15472");
  script_set_attribute(attribute:"see_also", value:"http://securitytracker.com/id?1014043");
  script_set_attribute(attribute:"see_also", value:"http://securitytracker.com/id?1014044");
  script_set_attribute(attribute:"see_also", value:"http://securitytracker.com/id?1014045");
  script_set_attribute(attribute:"see_also", value:"http://securitytracker.com/id?1014046");
  script_set_attribute(attribute:"see_also", value:"http://securitytracker.com/id?1015975");
  script_set_attribute(attribute:"see_also", value:"http://www.cisco.com/warp/public/707/cisco-sn-20050524-dns.shtml");
# script_set_attribute(attribute:"see_also", value:"http://www.niscc.gov.uk/niscc/docs/al-20050524-00433.html");
# script_set_attribute(attribute:"see_also", value:"http://www.niscc.gov.uk/niscc/docs/re-20050524-00432.pdf?lang=en");
# script_set_attribute(attribute:"see_also", value:"http://www.osvdb.org/19003");
  script_set_attribute(attribute:"see_also", value:"http://www.securityfocus.com/bid/13729");
  script_set_attribute(attribute:"see_also", value:"https://exchange.xforce.ibmcloud.com/vulnerabilities/20712");
  script_set_attribute(attribute:"see_also", value:"http://secunia.com/advisories/15472");
  script_set_attribute(attribute:"see_also", value:"http://securitytracker.com/id?1014043");
  script_set_attribute(attribute:"see_also", value:"http://securitytracker.com/id?1014044");
  script_set_attribute(attribute:"see_also", value:"http://securitytracker.com/id?1014045");
  script_set_attribute(attribute:"see_also", value:"http://securitytracker.com/id?1014046");
  script_set_attribute(attribute:"see_also", value:"http://securitytracker.com/id?1015975");
  script_set_attribute(attribute:"see_also", value:"http://www.cisco.com/warp/public/707/cisco-sn-20050524-dns.shtml");
# script_set_attribute(attribute:"see_also", value:"http://www.niscc.gov.uk/niscc/docs/al-20050524-00433.html");
# script_set_attribute(attribute:"see_also", value:"http://www.niscc.gov.uk/niscc/docs/re-20050524-00432.pdf?lang=en");
# script_set_attribute(attribute:"see_also", value:"http://www.osvdb.org/19003");
  script_set_attribute(attribute:"see_also", value:"http://www.securityfocus.com/bid/13729");
  script_set_attribute(attribute:"see_also", value:"https://exchange.xforce.ibmcloud.com/vulnerabilities/20712");
  script_set_attribute(attribute:"solution", value:
"Refer to the vendor advisory.");
  script_set_cvss_base_vector("CVSS2#AV:N/AC:L/Au:N/C:N/I:N/A:P");
  script_set_cvss_temporal_vector("CVSS2#E:U/RL:OF/RC:C");
  script_set_attribute(attribute:"cvss_score_source", value:"CVE-2005-4794");

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

  script_set_attribute(attribute:"vuln_publication_date", value:"2005/12/31");
  script_set_attribute(attribute:"patch_publication_date", value:"2005/12/31");
  script_set_attribute(attribute:"plugin_publication_date", value:"2024/12/04");

  script_set_attribute(attribute:"plugin_type", value:"remote");
  script_set_attribute(attribute:"cpe", value:"cpe:/h:cisco:ip_phone_7902");
  script_set_attribute(attribute:"cpe", value:"cpe:/h:cisco:ip_phone_7905");
  script_set_attribute(attribute:"cpe", value:"cpe:/h:cisco:ip_phone_7912");
  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) 2024-2026 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:/h:cisco:ip_phone_7902" :
        {"family" : "CiscoIPPhones"},
    "cpe:/h:cisco:ip_phone_7905" :
        {"family" : "CiscoIPPhones"},
    "cpe:/h:cisco:ip_phone_7912" :
        {"family" : "CiscoIPPhones"}
};

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