Multiple vulnerabilities in the web-based management interface of certain Cisco IP Phones could allow an unauthenticated, remote attacker to execute arbitrary code or cause a denial of service (DoS) condition.
Please see the included Cisco BIDs and Cisco Security Advisory for more information.
#%NASL_MIN_LEVEL 80900
##
# (C) Tenable, Inc.
##
include('compat.inc');
if (description)
{
script_id(172375);
script_version("1.2");
script_set_attribute(attribute:"plugin_modification_date", value:"2023/05/25");
script_cve_id("CVE-2023-20078", "CVE-2023-20079");
script_xref(name:"CISCO-BUG-ID", value:"CSCwc78400");
script_xref(name:"CISCO-BUG-ID", value:"CSCwd39132");
script_xref(name:"CISCO-BUG-ID", value:"CSCwd40474");
script_xref(name:"CISCO-BUG-ID", value:"CSCwd40489");
script_xref(name:"CISCO-BUG-ID", value:"CSCwd40494");
script_xref(name:"CISCO-SA", value:"cisco-sa-ip-phone-cmd-inj-KMFynVcP");
script_name(english:"Cisco IP Phones < 11.3.7SR1 Multiple Vulnerabilities (cisco-sa-ip-phone-cmd-inj-KMFynVcP)");
script_set_attribute(attribute:"synopsis", value:
"The remote IP phone is potentially affected by multiple vulnerabilities.");
script_set_attribute(attribute:"description", value:
"Multiple vulnerabilities in the web-based management interface of certain Cisco IP Phones could allow an
unauthenticated, remote attacker to execute arbitrary code or cause a denial of service (DoS) condition.
Please see the included Cisco BIDs and Cisco Security Advisory for more information.");
# https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-ip-phone-cmd-inj-KMFynVcP
script_set_attribute(attribute:"see_also", value:"http://www.nessus.org/u?51c3acc8");
script_set_attribute(attribute:"solution", value:
"Apply the fix referenced in the vendor's advisory.");
script_set_cvss_base_vector("CVSS2#AV:N/AC:L/Au:N/C:C/I:C/A:C");
script_set_cvss_temporal_vector("CVSS2#E:U/RL:OF/RC:C");
script_set_cvss3_base_vector("CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H");
script_set_cvss3_temporal_vector("CVSS:3.0/E:U/RL:O/RC:C");
script_set_attribute(attribute:"cvss_score_source", value:"CVE-2023-20078");
script_set_attribute(attribute:"exploitability_ease", value:"No known exploits are available");
script_set_attribute(attribute:"vuln_publication_date", value:"2023/03/01");
script_set_attribute(attribute:"patch_publication_date", value:"2023/03/01");
script_set_attribute(attribute:"plugin_publication_date", value:"2023/03/09");
script_set_attribute(attribute:"potential_vulnerability", value:"true");
script_set_attribute(attribute:"plugin_type", value:"remote");
script_set_attribute(attribute:"cpe", value:"x-cpe:/h:cisco:ip_phone");
script_set_attribute(attribute:"cpe", value:"x-cpe:/o:cisco:ip_phone");
script_set_attribute(attribute:"thorough_tests", value:"true");
script_end_attributes();
script_category(ACT_GATHER_INFO);
script_family(english:"CISCO");
script_copyright(english:"This script is Copyright (C) 2023 and is owned by Tenable, Inc. or an Affiliate thereof.");
script_dependencies("cisco_ip_phone_sip_detect.nbin");
script_require_keys("installed_sw/Cisco IP Phone", "Settings/ParanoidReport");
script_require_ports("Services/sip", "Services/udp/sip");
exit(0);
}
include('vcf.inc');
include('vcf_extras.inc');
# Remote detection can't check fo SR or multiplatform firmware
if (report_paranoia < 2)
audit(AUDIT_PARANOID);
var app = 'Cisco IP Phone';
var detected_on = get_kb_list('installed_sw/*/Cisco IP Phone/service/*/SIP/Banner');
var report = '';
foreach item(keys(detected_on))
{
var portproto = pregmatch(string:item, pattern:'installed_sw/([0-9]+)/Cisco IP Phone/service/([a-z]{3})/SIP/Banner');
if (!empty_or_null(portproto))
{
var port = portproto[1];
var proto = portproto[2];
var app_info = vcf::cisco_ip_phone::get_app_info(app:app, port:port, proto:proto);
var mod = app_info['model'];
var models = {
'6800' : { 'constraints': [{'fixed_version' : '11.3.8', 'fixed_display': '11.3.7SR1'}]},
'7800' : { 'constraints': [{'fixed_version' : '11.3.8', 'fixed_display': '11.3.7SR1'}]},
'8800' : { 'constraints': [{'fixed_version' : '11.3.8', 'fixed_display': '11.3.7SR1'}]},
'8831' : { 'constraints': [{'fixed_version' : '999.999', 'fixed_display': 'See vendor advisory'}]},
'7900' : { 'constraints': [{'fixed_version' : '999.999', 'fixed_display': 'See vendor advisory'}]}
};
report += vcf::cisco_ip_phone::check_version(app_info:app_info, constraints:models[app_info.model]['constraints']);
}
}
if (empty_or_null(report))
audit(AUDIT_HOST_NOT, 'affected');
security_report_v4(port:port, proto:proto, severity:SECURITY_HOLE, extra:report);