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nessusThis script is Copyright (C) 2023-2024 and is owned by Tenable, Inc. or an Affiliate thereof.CISCO-SA-ISE-MULT-J-KXPNYNR_CVE-2023-20272.NASL
HistoryNov 16, 2023 - 12:00 a.m.

Cisco Identity Services Engine Arbitrary File Write (cisco-sa-ise-mult-j-KxpNynR)

2023-11-1600:00:00
This script is Copyright (C) 2023-2024 and is owned by Tenable, Inc. or an Affiliate thereof.
www.tenable.com
12
cisco identity services engine
arbitrary file write
remote attack
authentication
insufficient file input validation

CVSS3

8.8

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

AI Score

8.8

Confidence

High

EPSS

0.001

Percentile

29.8%

According to its self-reported version, Cisco Identity Services Engine is affected by an arbitrary file write vulnerability that can be exploited by a remote, authenticated attacker due to insufficient file input validation.

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(185899);
  script_version("1.5");
  script_set_attribute(attribute:"plugin_modification_date", value:"2024/01/12");

  script_cve_id("CVE-2023-20272");
  script_xref(name:"CISCO-BUG-ID", value:"CSCwc45768");
  script_xref(name:"CISCO-SA", value:"cisco-sa-ise-mult-j-KxpNynR");
  script_xref(name:"IAVA", value:"2023-A-0595-S");

  script_name(english:"Cisco Identity Services Engine Arbitrary File Write (cisco-sa-ise-mult-j-KxpNynR)");

  script_set_attribute(attribute:"synopsis", value:
"The remote device is missing a vendor-supplied security patch.");
  script_set_attribute(attribute:"description", value:
"According to its self-reported version, Cisco Identity Services Engine is affected by an arbitrary file write
vulnerability that can be exploited by a remote, authenticated attacker due to insufficient file input validation.

Please see the included Cisco BIDs and Cisco Security Advisory for more information.");
  # https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-ise-mult-j-KxpNynR
  script_set_attribute(attribute:"see_also", value:"http://www.nessus.org/u?1686866a");
  script_set_attribute(attribute:"see_also", value:"https://bst.cloudapps.cisco.com/bugsearch/bug/CSCwc45768");
  script_set_attribute(attribute:"solution", value:
"Upgrade to the relevant fixed version referenced in Cisco bug ID CSCwc45768");
  script_set_cvss_base_vector("CVSS2#AV:N/AC:L/Au:S/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:L/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-2023-20272");

  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:"2023/11/15");
  script_set_attribute(attribute:"patch_publication_date", value:"2023/11/15");
  script_set_attribute(attribute:"plugin_publication_date", value:"2023/11/16");

  script_set_attribute(attribute:"plugin_type", value:"combined");
  script_set_attribute(attribute:"cpe", value:"cpe:/h:cisco:identity_services_engine");
  script_set_attribute(attribute:"cpe", value:"cpe:/a:cisco:identity_services_engine");
  script_set_attribute(attribute:"cpe", value:"cpe:/a:cisco:identity_services_engine_software");
  script_set_attribute(attribute:"stig_severity", value:"I");
  script_end_attributes();

  script_category(ACT_GATHER_INFO);
  script_family(english:"CISCO");

  script_copyright(english:"This script is Copyright (C) 2023-2024 and is owned by Tenable, Inc. or an Affiliate thereof.");

  script_dependencies("cisco_ise_detect.nbin");
  script_require_keys("Host/Cisco/ISE/version");

  exit(0);
}


include('ccf.inc');
include('cisco_ise_func.inc');

var product_info = cisco::get_product_info(name:'Cisco Identity Services Engine Software');

var vuln_ranges = [
  {'min_ver':'3.0', 'fix_ver':'3.0.0.458', required_patch:'8'},
  {'min_ver':'3.1', 'fix_ver':'3.1.0.518', required_patch:'5'}
];

var required_patch = get_required_patch(vuln_ranges:vuln_ranges, version:product_info['version']);

if (empty_or_null(required_patch))
  audit(AUDIT_HOST_NOT, 'affected');

var reporting = make_array(
  'port'          , 0,
  'severity'      , SECURITY_HOLE,
  'version'       , product_info['version'],
  'bug_id'        , 'CSCwc45768',
  'disable_caveat', TRUE,
  'fix'           , 'See vendor advisory'
);

cisco::check_and_report(
  product_info:product_info,
  reporting:reporting,
  vuln_ranges:vuln_ranges,
  required_patch:required_patch
);

CVSS3

8.8

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

AI Score

8.8

Confidence

High

EPSS

0.001

Percentile

29.8%

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