BDU:2024-02370

Vulnerability from fstec - Published: 27.03.2024
VLAI Severity ?
Title
Уязвимость функции отслеживания DHCP операционной системы Cisco IOS XE, позволяющая нарушителю вызвать отказ в обслуживании
Description
Уязвимость функции отслеживания DHCP операционной системы Cisco IOS XE связана с неверным ограничением имени пути к каталогу с ограниченным доступом. Эксплуатация уязвимости может позволить нарушителю, действующему удаленно, вызвать отказ в обслуживании путём отправки специально сформированного IPv4-пакета DHCP-запроса
Vendor
Cisco Systems Inc.
Software Name
Cisco IOS XE
Software Version
17.2.1 (Cisco IOS XE), 17.1.1 (Cisco IOS XE), 17.3.3 (Cisco IOS XE), 17.1.1a (Cisco IOS XE), 17.1.1s (Cisco IOS XE), 17.1.2 (Cisco IOS XE), 17.1.1t (Cisco IOS XE), 17.1.3 (Cisco IOS XE), 17.2.1r (Cisco IOS XE), 17.2.1a (Cisco IOS XE), 17.2.1v (Cisco IOS XE), 17.2.2 (Cisco IOS XE), 17.2.3 (Cisco IOS XE), 17.3.1 (Cisco IOS XE), 17.3.2 (Cisco IOS XE), 17.3.1a (Cisco IOS XE), 17.3.1w (Cisco IOS XE), 17.3.2a (Cisco IOS XE), 17.3.1x (Cisco IOS XE), 17.3.1z (Cisco IOS XE), 17.3.3a (Cisco IOS XE), 17.3.4 (Cisco IOS XE), 17.3.5 (Cisco IOS XE), 17.3.4a (Cisco IOS XE), 17.3.6 (Cisco IOS XE), 17.3.4b (Cisco IOS XE), 17.3.4c (Cisco IOS XE), 17.3.5a (Cisco IOS XE), 17.3.5b (Cisco IOS XE), 17.3.7 (Cisco IOS XE), 17.3.8 (Cisco IOS XE), 17.3.8a (Cisco IOS XE), 17.4.1 (Cisco IOS XE), 17.4.2 (Cisco IOS XE), 17.4.1a (Cisco IOS XE), 17.4.1b (Cisco IOS XE), 17.4.1c (Cisco IOS XE), 17.4.2a (Cisco IOS XE), 17.5.1 (Cisco IOS XE), 17.5.1a (Cisco IOS XE), 17.6.1 (Cisco IOS XE), 17.6.2 (Cisco IOS XE), 17.6.1w (Cisco IOS XE), 17.6.1a (Cisco IOS XE), 17.6.1x (Cisco IOS XE), 17.6.3 (Cisco IOS XE), 17.6.1y (Cisco IOS XE), 17.6.1z (Cisco IOS XE), 17.6.3a (Cisco IOS XE), 17.6.4 (Cisco IOS XE), 17.6.1z1 (Cisco IOS XE), 17.6.5 (Cisco IOS XE), 17.6.6 (Cisco IOS XE), 17.6.6a (Cisco IOS XE), 17.6.5a (Cisco IOS XE), 17.7.1 (Cisco IOS XE), 17.7.1a (Cisco IOS XE), 17.7.1b (Cisco IOS XE), 17.7.2 (Cisco IOS XE), 17.10.1 (Cisco IOS XE), 17.10.1a (Cisco IOS XE), 17.10.1b (Cisco IOS XE), 17.8.1 (Cisco IOS XE), 17.8.1a (Cisco IOS XE), 17.9.1 (Cisco IOS XE), 17.9.1w (Cisco IOS XE), 17.9.2 (Cisco IOS XE), 17.9.1a (Cisco IOS XE), 17.9.1x (Cisco IOS XE), 17.9.1y (Cisco IOS XE), 17.9.3 (Cisco IOS XE), 17.9.2a (Cisco IOS XE), 17.9.1x1 (Cisco IOS XE), 17.9.3a (Cisco IOS XE), 17.9.4 (Cisco IOS XE), 17.9.1y1 (Cisco IOS XE), 17.9.4a (Cisco IOS XE), 17.11.1 (Cisco IOS XE), 17.11.1a (Cisco IOS XE), 17.12.1 (Cisco IOS XE), 17.12.1w (Cisco IOS XE), 17.12.1a (Cisco IOS XE), 17.11.99SW (Cisco IOS XE)
Possible Mitigations
Установка обновлений из доверенных источников. В связи со сложившейся обстановкой и введенными санкциями против Российской Федерации рекомендуется устанавливать обновления программного обеспечения только после оценки всех сопутствующих рисков. Компенсирующие меры: - отключение функционала отслеживания DHCP и анализа конечных точек; - использование средств межсетевого экранирования уровня веб-приложений для ограничения возможности удалённого доступа; - ограничение доступа из общедоступных сетей (Интернет); - использование виртуальных частных сетей для организации удаленного доступа (VPN). Использование рекомендаций производителя: https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-dhcp-dos-T3CXPO9z
Reference
https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-dhcp-dos-T3CXPO9z
CWE
CWE-122

{
  "CVSS 2.0": "AV:N/AC:L/Au:N/C:N/I:N/A:C",
  "CVSS 3.0": "AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H",
  "CVSS 4.0": null,
  "remediation_\u0418\u0434\u0435\u043d\u0442\u0438\u0444\u0438\u043a\u0430\u0442\u043e\u0440": null,
  "remediation_\u041d\u0430\u0438\u043c\u0435\u043d\u043e\u0432\u0430\u043d\u0438\u0435": null,
  "\u0412\u0435\u043d\u0434\u043e\u0440 \u041f\u041e": "Cisco Systems Inc.",
  "\u0412\u0435\u0440\u0441\u0438\u044f \u041f\u041e": "17.2.1 (Cisco IOS XE), 17.1.1 (Cisco IOS XE), 17.3.3 (Cisco IOS XE), 17.1.1a (Cisco IOS XE), 17.1.1s (Cisco IOS XE), 17.1.2 (Cisco IOS XE), 17.1.1t (Cisco IOS XE), 17.1.3 (Cisco IOS XE), 17.2.1r (Cisco IOS XE), 17.2.1a (Cisco IOS XE), 17.2.1v (Cisco IOS XE), 17.2.2 (Cisco IOS XE), 17.2.3 (Cisco IOS XE), 17.3.1 (Cisco IOS XE), 17.3.2 (Cisco IOS XE), 17.3.1a (Cisco IOS XE), 17.3.1w (Cisco IOS XE), 17.3.2a (Cisco IOS XE), 17.3.1x (Cisco IOS XE), 17.3.1z (Cisco IOS XE), 17.3.3a (Cisco IOS XE), 17.3.4 (Cisco IOS XE), 17.3.5 (Cisco IOS XE), 17.3.4a (Cisco IOS XE), 17.3.6 (Cisco IOS XE), 17.3.4b (Cisco IOS XE), 17.3.4c (Cisco IOS XE), 17.3.5a (Cisco IOS XE), 17.3.5b (Cisco IOS XE), 17.3.7 (Cisco IOS XE), 17.3.8 (Cisco IOS XE), 17.3.8a (Cisco IOS XE), 17.4.1 (Cisco IOS XE), 17.4.2 (Cisco IOS XE), 17.4.1a (Cisco IOS XE), 17.4.1b (Cisco IOS XE), 17.4.1c (Cisco IOS XE), 17.4.2a (Cisco IOS XE), 17.5.1 (Cisco IOS XE), 17.5.1a (Cisco IOS XE), 17.6.1 (Cisco IOS XE), 17.6.2 (Cisco IOS XE), 17.6.1w (Cisco IOS XE), 17.6.1a (Cisco IOS XE), 17.6.1x (Cisco IOS XE), 17.6.3 (Cisco IOS XE), 17.6.1y (Cisco IOS XE), 17.6.1z (Cisco IOS XE), 17.6.3a (Cisco IOS XE), 17.6.4 (Cisco IOS XE), 17.6.1z1 (Cisco IOS XE), 17.6.5 (Cisco IOS XE), 17.6.6 (Cisco IOS XE), 17.6.6a (Cisco IOS XE), 17.6.5a (Cisco IOS XE), 17.7.1 (Cisco IOS XE), 17.7.1a (Cisco IOS XE), 17.7.1b (Cisco IOS XE), 17.7.2 (Cisco IOS XE), 17.10.1 (Cisco IOS XE), 17.10.1a (Cisco IOS XE), 17.10.1b (Cisco IOS XE), 17.8.1 (Cisco IOS XE), 17.8.1a (Cisco IOS XE), 17.9.1 (Cisco IOS XE), 17.9.1w (Cisco IOS XE), 17.9.2 (Cisco IOS XE), 17.9.1a (Cisco IOS XE), 17.9.1x (Cisco IOS XE), 17.9.1y (Cisco IOS XE), 17.9.3 (Cisco IOS XE), 17.9.2a (Cisco IOS XE), 17.9.1x1 (Cisco IOS XE), 17.9.3a (Cisco IOS XE), 17.9.4 (Cisco IOS XE), 17.9.1y1 (Cisco IOS XE), 17.9.4a (Cisco IOS XE), 17.11.1 (Cisco IOS XE), 17.11.1a (Cisco IOS XE), 17.12.1 (Cisco IOS XE), 17.12.1w (Cisco IOS XE), 17.12.1a (Cisco IOS XE), 17.11.99SW (Cisco IOS XE)",
  "\u0412\u043e\u0437\u043c\u043e\u0436\u043d\u044b\u0435 \u043c\u0435\u0440\u044b \u043f\u043e \u0443\u0441\u0442\u0440\u0430\u043d\u0435\u043d\u0438\u044e": "\u0423\u0441\u0442\u0430\u043d\u043e\u0432\u043a\u0430 \u043e\u0431\u043d\u043e\u0432\u043b\u0435\u043d\u0438\u0439 \u0438\u0437 \u0434\u043e\u0432\u0435\u0440\u0435\u043d\u043d\u044b\u0445 \u0438\u0441\u0442\u043e\u0447\u043d\u0438\u043a\u043e\u0432.\n\u0412 \u0441\u0432\u044f\u0437\u0438 \u0441\u043e \u0441\u043b\u043e\u0436\u0438\u0432\u0448\u0435\u0439\u0441\u044f \u043e\u0431\u0441\u0442\u0430\u043d\u043e\u0432\u043a\u043e\u0439 \u0438 \u0432\u0432\u0435\u0434\u0435\u043d\u043d\u044b\u043c\u0438 \u0441\u0430\u043d\u043a\u0446\u0438\u044f\u043c\u0438 \u043f\u0440\u043e\u0442\u0438\u0432 \u0420\u043e\u0441\u0441\u0438\u0439\u0441\u043a\u043e\u0439 \u0424\u0435\u0434\u0435\u0440\u0430\u0446\u0438\u0438 \u0440\u0435\u043a\u043e\u043c\u0435\u043d\u0434\u0443\u0435\u0442\u0441\u044f \u0443\u0441\u0442\u0430\u043d\u0430\u0432\u043b\u0438\u0432\u0430\u0442\u044c \u043e\u0431\u043d\u043e\u0432\u043b\u0435\u043d\u0438\u044f \u043f\u0440\u043e\u0433\u0440\u0430\u043c\u043c\u043d\u043e\u0433\u043e \u043e\u0431\u0435\u0441\u043f\u0435\u0447\u0435\u043d\u0438\u044f \u0442\u043e\u043b\u044c\u043a\u043e \u043f\u043e\u0441\u043b\u0435 \u043e\u0446\u0435\u043d\u043a\u0438 \u0432\u0441\u0435\u0445 \u0441\u043e\u043f\u0443\u0442\u0441\u0442\u0432\u0443\u044e\u0449\u0438\u0445 \u0440\u0438\u0441\u043a\u043e\u0432.\n\n\u041a\u043e\u043c\u043f\u0435\u043d\u0441\u0438\u0440\u0443\u044e\u0449\u0438\u0435 \u043c\u0435\u0440\u044b:\n- \u043e\u0442\u043a\u043b\u044e\u0447\u0435\u043d\u0438\u0435 \u0444\u0443\u043d\u043a\u0446\u0438\u043e\u043d\u0430\u043b\u0430 \u043e\u0442\u0441\u043b\u0435\u0436\u0438\u0432\u0430\u043d\u0438\u044f DHCP \u0438 \u0430\u043d\u0430\u043b\u0438\u0437\u0430 \u043a\u043e\u043d\u0435\u0447\u043d\u044b\u0445 \u0442\u043e\u0447\u0435\u043a;\n- \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u043d\u0438\u0435 \u0441\u0440\u0435\u0434\u0441\u0442\u0432 \u043c\u0435\u0436\u0441\u0435\u0442\u0435\u0432\u043e\u0433\u043e \u044d\u043a\u0440\u0430\u043d\u0438\u0440\u043e\u0432\u0430\u043d\u0438\u044f \u0443\u0440\u043e\u0432\u043d\u044f \u0432\u0435\u0431-\u043f\u0440\u0438\u043b\u043e\u0436\u0435\u043d\u0438\u0439 \u0434\u043b\u044f \u043e\u0433\u0440\u0430\u043d\u0438\u0447\u0435\u043d\u0438\u044f \u0432\u043e\u0437\u043c\u043e\u0436\u043d\u043e\u0441\u0442\u0438 \u0443\u0434\u0430\u043b\u0451\u043d\u043d\u043e\u0433\u043e \u0434\u043e\u0441\u0442\u0443\u043f\u0430;\n- \u043e\u0433\u0440\u0430\u043d\u0438\u0447\u0435\u043d\u0438\u0435 \u0434\u043e\u0441\u0442\u0443\u043f\u0430 \u0438\u0437 \u043e\u0431\u0449\u0435\u0434\u043e\u0441\u0442\u0443\u043f\u043d\u044b\u0445 \u0441\u0435\u0442\u0435\u0439 (\u0418\u043d\u0442\u0435\u0440\u043d\u0435\u0442);\n- \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u043d\u0438\u0435 \u0432\u0438\u0440\u0442\u0443\u0430\u043b\u044c\u043d\u044b\u0445 \u0447\u0430\u0441\u0442\u043d\u044b\u0445 \u0441\u0435\u0442\u0435\u0439 \u0434\u043b\u044f \u043e\u0440\u0433\u0430\u043d\u0438\u0437\u0430\u0446\u0438\u0438 \u0443\u0434\u0430\u043b\u0435\u043d\u043d\u043e\u0433\u043e \u0434\u043e\u0441\u0442\u0443\u043f\u0430 (VPN).\n\n\u0418\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u043d\u0438\u0435 \u0440\u0435\u043a\u043e\u043c\u0435\u043d\u0434\u0430\u0446\u0438\u0439 \u043f\u0440\u043e\u0438\u0437\u0432\u043e\u0434\u0438\u0442\u0435\u043b\u044f:\nhttps://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-dhcp-dos-T3CXPO9z",
  "\u0414\u0430\u0442\u0430 \u0432\u044b\u044f\u0432\u043b\u0435\u043d\u0438\u044f": "27.03.2024",
  "\u0414\u0430\u0442\u0430 \u043f\u043e\u0441\u043b\u0435\u0434\u043d\u0435\u0433\u043e \u043e\u0431\u043d\u043e\u0432\u043b\u0435\u043d\u0438\u044f": "28.03.2024",
  "\u0414\u0430\u0442\u0430 \u043f\u0443\u0431\u043b\u0438\u043a\u0430\u0446\u0438\u0438": "28.03.2024",
  "\u0418\u0434\u0435\u043d\u0442\u0438\u0444\u0438\u043a\u0430\u0442\u043e\u0440": "BDU:2024-02370",
  "\u0418\u0434\u0435\u043d\u0442\u0438\u0444\u0438\u043a\u0430\u0442\u043e\u0440\u044b \u0434\u0440\u0443\u0433\u0438\u0445 \u0441\u0438\u0441\u0442\u0435\u043c \u043e\u043f\u0438\u0441\u0430\u043d\u0438\u0439 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0438": "CVE-2024-20259",
  "\u0418\u043d\u0444\u043e\u0440\u043c\u0430\u0446\u0438\u044f \u043e\u0431 \u0443\u0441\u0442\u0440\u0430\u043d\u0435\u043d\u0438\u0438": "\u0423\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u044c \u0443\u0441\u0442\u0440\u0430\u043d\u0435\u043d\u0430",
  "\u041a\u043b\u0430\u0441\u0441 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0438": "\u0423\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u044c \u043a\u043e\u0434\u0430",
  "\u041d\u0430\u0437\u0432\u0430\u043d\u0438\u0435 \u041f\u041e": "Cisco IOS XE",
  "\u041d\u0430\u0438\u043c\u0435\u043d\u043e\u0432\u0430\u043d\u0438\u0435 \u041e\u0421 \u0438 \u0442\u0438\u043f \u0430\u043f\u043f\u0430\u0440\u0430\u0442\u043d\u043e\u0439 \u043f\u043b\u0430\u0442\u0444\u043e\u0440\u043c\u044b": "Cisco Systems Inc. Cisco IOS XE 17.2.1 Catalyst 9000 Series, Cisco Systems Inc. Cisco IOS XE 17.1.1 Catalyst 9000 Series, Cisco Systems Inc. Cisco IOS XE 17.3.3 Catalyst 9000 Series, Cisco Systems Inc. Cisco IOS XE 17.1.1 DNA Traffic Telemetry Appliance, Cisco Systems Inc. Cisco IOS XE 17.1.1a Catalyst 9000 Series, Cisco Systems Inc. Cisco IOS XE 17.1.1a DNA Traffic Telemetry Appliance, Cisco Systems Inc. Cisco IOS XE 17.1.1s Catalyst 9000 Series, Cisco Systems Inc. Cisco IOS XE 17.1.1s DNA Traffic Telemetry Appliance, Cisco Systems Inc. Cisco IOS XE 17.1.2 Catalyst 9000 Series, Cisco Systems Inc. Cisco IOS XE 17.1.2 DNA Traffic Telemetry Appliance, Cisco Systems Inc. Cisco IOS XE 17.1.1t Catalyst 9000 Series, Cisco Systems Inc. Cisco IOS XE 17.1.1t DNA Traffic Telemetry Appliance, Cisco Systems Inc. Cisco IOS XE 17.1.3 Catalyst 9000 Series, Cisco Systems Inc. Cisco IOS XE 17.1.3 DNA Traffic Telemetry Appliance, Cisco Systems Inc. Cisco IOS XE 17.2.1 DNA Traffic Telemetry Appliance, Cisco Systems Inc. Cisco IOS XE 17.2.1r Catalyst 9000 Series, Cisco Systems Inc. Cisco IOS XE 17.2.1r DNA Traffic Telemetry Appliance, Cisco Systems Inc. Cisco IOS XE 17.2.1a Catalyst 9000 Series, Cisco Systems Inc. Cisco IOS XE 17.2.1a DNA Traffic Telemetry Appliance, Cisco Systems Inc. Cisco IOS XE 17.2.1v Catalyst 9000 Series, Cisco Systems Inc. Cisco IOS XE 17.2.1v DNA Traffic Telemetry Appliance, Cisco Systems Inc. Cisco IOS XE 17.2.2 Catalyst 9000 Series, Cisco Systems Inc. Cisco IOS XE 17.2.2 DNA Traffic Telemetry Appliance, Cisco Systems Inc. Cisco IOS XE 17.2.3 Catalyst 9000 Series, Cisco Systems Inc. Cisco IOS XE 17.2.3 DNA Traffic Telemetry Appliance, Cisco Systems Inc. Cisco IOS XE 17.3.1 Catalyst 9000 Series, Cisco Systems Inc. Cisco IOS XE 17.3.1 DNA Traffic Telemetry Appliance, Cisco Systems Inc. Cisco IOS XE 17.3.2 Catalyst 9000 Series, Cisco Systems Inc. Cisco IOS XE 17.3.2 DNA Traffic Telemetry Appliance, Cisco Systems Inc. Cisco IOS XE 17.3.3 DNA Traffic Telemetry Appliance, Cisco Systems Inc. Cisco IOS XE 17.3.1a Catalyst 9000 Series, Cisco Systems Inc. Cisco IOS XE 17.3.1a DNA Traffic Telemetry Appliance, Cisco Systems Inc. Cisco IOS XE 17.3.1w Catalyst 9000 Series, Cisco Systems Inc. Cisco IOS XE 17.3.1w DNA Traffic Telemetry Appliance, Cisco Systems Inc. Cisco IOS XE 17.3.2a Catalyst 9000 Series, Cisco Systems Inc. Cisco IOS XE 17.3.2a DNA Traffic Telemetry Appliance, Cisco Systems Inc. Cisco IOS XE 17.3.1x Catalyst 9000 Series, Cisco Systems Inc. Cisco IOS XE 17.3.1x DNA Traffic Telemetry Appliance, Cisco Systems Inc. Cisco IOS XE 17.3.1z Catalyst 9000 Series, Cisco Systems Inc. Cisco IOS XE 17.3.1z DNA Traffic Telemetry Appliance, Cisco Systems Inc. Cisco IOS XE 17.3.3a Catalyst 9000 Series, Cisco Systems Inc. Cisco IOS XE 17.3.3a DNA Traffic Telemetry Appliance, Cisco Systems Inc. Cisco IOS XE 17.3.4 Catalyst 9000 Series, Cisco Systems Inc. Cisco IOS XE 17.3.4 DNA Traffic Telemetry Appliance, Cisco Systems Inc. Cisco IOS XE 17.3.5 Catalyst 9000 Series, Cisco Systems Inc. Cisco IOS XE 17.3.5 DNA Traffic Telemetry Appliance, Cisco Systems Inc. Cisco IOS XE 17.3.4a Catalyst 9000 Series, Cisco Systems Inc. Cisco IOS XE 17.3.4a DNA Traffic Telemetry Appliance, Cisco Systems Inc. Cisco IOS XE 17.3.6 Catalyst 9000 Series, Cisco Systems Inc. Cisco IOS XE 17.3.6 DNA Traffic Telemetry Appliance, Cisco Systems Inc. Cisco IOS XE 17.3.4b Catalyst 9000 Series, Cisco Systems Inc. Cisco IOS XE 17.3.4b DNA Traffic Telemetry Appliance, Cisco Systems Inc. Cisco IOS XE 17.3.4c Catalyst 9000 Series, Cisco Systems Inc. Cisco IOS XE 17.3.4c DNA Traffic Telemetry Appliance, Cisco Systems Inc. Cisco IOS XE 17.3.5a Catalyst 9000 Series, Cisco Systems Inc. Cisco IOS XE 17.3.5a DNA Traffic Telemetry Appliance, Cisco Systems Inc. Cisco IOS XE 17.3.5b Catalyst 9000 Series, Cisco Systems Inc. Cisco IOS XE 17.3.5b DNA Traffic Telemetry Appliance, Cisco Systems Inc. Cisco IOS XE 17.3.7 Catalyst 9000 Series, Cisco Systems Inc. Cisco IOS XE 17.3.7 DNA Traffic Telemetry Appliance, Cisco Systems Inc. Cisco IOS XE 17.3.8 Catalyst 9000 Series, Cisco Systems Inc. Cisco IOS XE 17.3.8 DNA Traffic Telemetry Appliance, Cisco Systems Inc. Cisco IOS XE 17.3.8a Catalyst 9000 Series, Cisco Systems Inc. Cisco IOS XE 17.3.8a DNA Traffic Telemetry Appliance, Cisco Systems Inc. Cisco IOS XE 17.4.1 Catalyst 9000 Series, Cisco Systems Inc. Cisco IOS XE 17.4.1 DNA Traffic Telemetry Appliance, Cisco Systems Inc. Cisco IOS XE 17.4.2 Catalyst 9000 Series, Cisco Systems Inc. Cisco IOS XE 17.4.2 DNA Traffic Telemetry Appliance, Cisco Systems Inc. Cisco IOS XE 17.4.1a Catalyst 9000 Series, Cisco Systems Inc. Cisco IOS XE 17.4.1a DNA Traffic Telemetry Appliance, Cisco Systems Inc. Cisco IOS XE 17.4.1b Catalyst 9000 Series, Cisco Systems Inc. Cisco IOS XE 17.4.1b DNA Traffic Telemetry Appliance, Cisco Systems Inc. Cisco IOS XE 17.4.1c Catalyst 9000 Series, Cisco Systems Inc. Cisco IOS XE 17.4.1c DNA Traffic Telemetry Appliance, Cisco Systems Inc. Cisco IOS XE 17.4.2a Catalyst 9000 Series, Cisco Systems Inc. Cisco IOS XE 17.4.2a DNA Traffic Telemetry Appliance, Cisco Systems Inc. Cisco IOS XE 17.5.1 Catalyst 9000 Series, Cisco Systems Inc. Cisco IOS XE 17.5.1 DNA Traffic Telemetry Appliance, Cisco Systems Inc. Cisco IOS XE 17.5.1a Catalyst 9000 Series, Cisco Systems Inc. Cisco IOS XE 17.5.1a DNA Traffic Telemetry Appliance, Cisco Systems Inc. Cisco IOS XE 17.6.1 Catalyst 9000 Series, Cisco Systems Inc. Cisco IOS XE 17.6.1 DNA Traffic Telemetry Appliance, Cisco Systems Inc. Cisco IOS XE 17.6.2 Catalyst 9000 Series, Cisco Systems Inc. Cisco IOS XE 17.6.2 DNA Traffic Telemetry Appliance, Cisco Systems Inc. Cisco IOS XE 17.6.1w Catalyst 9000 Series, Cisco Systems Inc. Cisco IOS XE 17.6.1w DNA Traffic Telemetry Appliance, Cisco Systems Inc. Cisco IOS XE 17.6.1a Catalyst 9000 Series, Cisco Systems Inc. Cisco IOS XE 17.6.1a DNA Traffic Telemetry Appliance, Cisco Systems Inc. Cisco IOS XE 17.6.1x Catalyst 9000 Series, Cisco Systems Inc. Cisco IOS XE 17.6.1x DNA Traffic Telemetry Appliance, Cisco Systems Inc. Cisco IOS XE 17.6.3 Catalyst 9000 Series, Cisco Systems Inc. Cisco IOS XE 17.6.3 DNA Traffic Telemetry Appliance, Cisco Systems Inc. Cisco IOS XE 17.6.1y Catalyst 9000 Series, Cisco Systems Inc. Cisco IOS XE 17.6.1y DNA Traffic Telemetry Appliance, Cisco Systems Inc. Cisco IOS XE 17.6.1z Catalyst 9000 Series, Cisco Systems Inc. Cisco IOS XE 17.6.1z DNA Traffic Telemetry Appliance, Cisco Systems Inc. Cisco IOS XE 17.6.3a Catalyst 9000 Series, Cisco Systems Inc. Cisco IOS XE 17.6.3a DNA Traffic Telemetry Appliance, Cisco Systems Inc. Cisco IOS XE 17.6.4 Catalyst 9000 Series, Cisco Systems Inc. Cisco IOS XE 17.6.4 DNA Traffic Telemetry Appliance, Cisco Systems Inc. Cisco IOS XE 17.6.1z1 Catalyst 9000 Series, Cisco Systems Inc. Cisco IOS XE 17.6.1z1 DNA Traffic Telemetry Appliance, Cisco Systems Inc. Cisco IOS XE 17.6.5 Catalyst 9000 Series, Cisco Systems Inc. Cisco IOS XE 17.6.5 DNA Traffic Telemetry Appliance, Cisco Systems Inc. Cisco IOS XE 17.6.6 Catalyst 9000 Series, Cisco Systems Inc. Cisco IOS XE 17.6.6 DNA Traffic Telemetry Appliance, Cisco Systems Inc. Cisco IOS XE 17.6.6a Catalyst 9000 Series, Cisco Systems Inc. Cisco IOS XE 17.6.6a DNA Traffic Telemetry Appliance, Cisco Systems Inc. Cisco IOS XE 17.6.5a Catalyst 9000 Series, Cisco Systems Inc. Cisco IOS XE 17.6.5a DNA Traffic Telemetry Appliance, Cisco Systems Inc. Cisco IOS XE 17.7.1 Catalyst 9000 Series, Cisco Systems Inc. Cisco IOS XE 17.7.1 DNA Traffic Telemetry Appliance, Cisco Systems Inc. Cisco IOS XE 17.7.1a Catalyst 9000 Series, Cisco Systems Inc. Cisco IOS XE 17.7.1a DNA Traffic Telemetry Appliance, Cisco Systems Inc. Cisco IOS XE 17.7.1b Catalyst 9000 Series, Cisco Systems Inc. Cisco IOS XE 17.7.1b DNA Traffic Telemetry Appliance, Cisco Systems Inc. Cisco IOS XE 17.7.2 Catalyst 9000 Series, Cisco Systems Inc. Cisco IOS XE 17.7.2 DNA Traffic Telemetry Appliance, Cisco Systems Inc. Cisco IOS XE 17.10.1 Catalyst 9000 Series, Cisco Systems Inc. Cisco IOS XE 17.10.1 DNA Traffic Telemetry Appliance, Cisco Systems Inc. Cisco IOS XE 17.10.1a Catalyst 9000 Series, Cisco Systems Inc. Cisco IOS XE 17.10.1a DNA Traffic Telemetry Appliance, Cisco Systems Inc. Cisco IOS XE 17.10.1b DNA Traffic Telemetry Appliance, Cisco Systems Inc. Cisco IOS XE 17.10.1b Catalyst 9000 Series, Cisco Systems Inc. Cisco IOS XE 17.8.1 Catalyst 9000 Series, Cisco Systems Inc. Cisco IOS XE 17.8.1 DNA Traffic Telemetry Appliance, Cisco Systems Inc. Cisco IOS XE 17.8.1a Catalyst 9000 Series, Cisco Systems Inc. Cisco IOS XE 17.8.1a DNA Traffic Telemetry Appliance, Cisco Systems Inc. Cisco IOS XE 17.9.1 Catalyst 9000 Series, Cisco Systems Inc. Cisco IOS XE 17.9.1 DNA Traffic Telemetry Appliance, Cisco Systems Inc. Cisco IOS XE 17.9.1w Catalyst 9000 Series, Cisco Systems Inc. Cisco IOS XE 17.9.1w DNA Traffic Telemetry Appliance, Cisco Systems Inc. Cisco IOS XE 17.9.2 Catalyst 9000 Series, Cisco Systems Inc. Cisco IOS XE 17.9.2 DNA Traffic Telemetry Appliance, Cisco Systems Inc. Cisco IOS XE 17.9.1a Catalyst 9000 Series, Cisco Systems Inc. Cisco IOS XE 17.9.1a DNA Traffic Telemetry Appliance, Cisco Systems Inc. Cisco IOS XE 17.9.1x Catalyst 9000 Series, Cisco Systems Inc. Cisco IOS XE 17.9.1x DNA Traffic Telemetry Appliance, Cisco Systems Inc. Cisco IOS XE 17.9.1y Catalyst 9000 Series, Cisco Systems Inc. Cisco IOS XE 17.9.1y DNA Traffic Telemetry Appliance, Cisco Systems Inc. Cisco IOS XE 17.9.3 Catalyst 9000 Series, Cisco Systems Inc. Cisco IOS XE 17.9.3 DNA Traffic Telemetry Appliance, Cisco Systems Inc. Cisco IOS XE 17.9.2a Catalyst 9000 Series, Cisco Systems Inc. Cisco IOS XE 17.9.2a DNA Traffic Telemetry Appliance, Cisco Systems Inc. Cisco IOS XE 17.9.1x1 Catalyst 9000 Series, Cisco Systems Inc. Cisco IOS XE 17.9.1x1 DNA Traffic Telemetry Appliance, Cisco Systems Inc. Cisco IOS XE 17.9.3a Catalyst 9000 Series, Cisco Systems Inc. Cisco IOS XE 17.9.3a DNA Traffic Telemetry Appliance, Cisco Systems Inc. Cisco IOS XE 17.9.4 Catalyst 9000 Series, Cisco Systems Inc. Cisco IOS XE 17.9.4 DNA Traffic Telemetry Appliance, Cisco Systems Inc. Cisco IOS XE 17.9.1y1 Catalyst 9000 Series, Cisco Systems Inc. Cisco IOS XE 17.9.1y1 DNA Traffic Telemetry Appliance, Cisco Systems Inc. Cisco IOS XE 17.9.4a Catalyst 9000 Series, Cisco Systems Inc. Cisco IOS XE 17.9.4a DNA Traffic Telemetry Appliance, Cisco Systems Inc. Cisco IOS XE 17.11.1 Catalyst 9000 Series, Cisco Systems Inc. Cisco IOS XE 17.11.1 DNA Traffic Telemetry Appliance, Cisco Systems Inc. Cisco IOS XE 17.11.1a Catalyst 9000 Series, Cisco Systems Inc. Cisco IOS XE 17.11.1a DNA Traffic Telemetry Appliance, Cisco Systems Inc. Cisco IOS XE 17.12.1 Catalyst 9000 Series, Cisco Systems Inc. Cisco IOS XE 17.12.1 DNA Traffic Telemetry Appliance, Cisco Systems Inc. Cisco IOS XE 17.12.1w Catalyst 9000 Series, Cisco Systems Inc. Cisco IOS XE 17.12.1w DNA Traffic Telemetry Appliance, Cisco Systems Inc. Cisco IOS XE 17.12.1a Catalyst 9000 Series, Cisco Systems Inc. Cisco IOS XE 17.12.1a DNA Traffic Telemetry Appliance, Cisco Systems Inc. Cisco IOS XE 17.11.99SW Catalyst 9000 Series, Cisco Systems Inc. Cisco IOS XE 17.11.99SW DNA Traffic Telemetry Appliance",
  "\u041d\u0430\u0438\u043c\u0435\u043d\u043e\u0432\u0430\u043d\u0438\u0435 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0438": "\u0423\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u044c \u0444\u0443\u043d\u043a\u0446\u0438\u0438 \u043e\u0442\u0441\u043b\u0435\u0436\u0438\u0432\u0430\u043d\u0438\u044f DHCP \u043e\u043f\u0435\u0440\u0430\u0446\u0438\u043e\u043d\u043d\u043e\u0439 \u0441\u0438\u0441\u0442\u0435\u043c\u044b Cisco IOS XE, \u043f\u043e\u0437\u0432\u043e\u043b\u044f\u044e\u0449\u0430\u044f \u043d\u0430\u0440\u0443\u0448\u0438\u0442\u0435\u043b\u044e \u0432\u044b\u0437\u0432\u0430\u0442\u044c \u043e\u0442\u043a\u0430\u0437 \u0432 \u043e\u0431\u0441\u043b\u0443\u0436\u0438\u0432\u0430\u043d\u0438\u0438",
  "\u041d\u0430\u043b\u0438\u0447\u0438\u0435 \u044d\u043a\u0441\u043f\u043b\u043e\u0439\u0442\u0430": "\u0414\u0430\u043d\u043d\u044b\u0435 \u0443\u0442\u043e\u0447\u043d\u044f\u044e\u0442\u0441\u044f",
  "\u041e\u043f\u0438\u0441\u0430\u043d\u0438\u0435 \u043e\u0448\u0438\u0431\u043a\u0438 CWE": "\u041f\u0435\u0440\u0435\u043f\u043e\u043b\u043d\u0435\u043d\u0438\u0435 \u0431\u0443\u0444\u0435\u0440\u0430 \u0432 \u0434\u0438\u043d\u0430\u043c\u0438\u0447\u0435\u0441\u043a\u043e\u0439 \u043f\u0430\u043c\u044f\u0442\u0438 (CWE-122)",
  "\u041e\u043f\u0438\u0441\u0430\u043d\u0438\u0435 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0438": "\u0423\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u044c \u0444\u0443\u043d\u043a\u0446\u0438\u0438 \u043e\u0442\u0441\u043b\u0435\u0436\u0438\u0432\u0430\u043d\u0438\u044f DHCP \u043e\u043f\u0435\u0440\u0430\u0446\u0438\u043e\u043d\u043d\u043e\u0439 \u0441\u0438\u0441\u0442\u0435\u043c\u044b Cisco IOS XE \u0441\u0432\u044f\u0437\u0430\u043d\u0430 \u0441 \u043d\u0435\u0432\u0435\u0440\u043d\u044b\u043c \u043e\u0433\u0440\u0430\u043d\u0438\u0447\u0435\u043d\u0438\u0435\u043c \u0438\u043c\u0435\u043d\u0438 \u043f\u0443\u0442\u0438 \u043a \u043a\u0430\u0442\u0430\u043b\u043e\u0433\u0443 \u0441 \u043e\u0433\u0440\u0430\u043d\u0438\u0447\u0435\u043d\u043d\u044b\u043c \u0434\u043e\u0441\u0442\u0443\u043f\u043e\u043c. \u042d\u043a\u0441\u043f\u043b\u0443\u0430\u0442\u0430\u0446\u0438\u044f \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0438 \u043c\u043e\u0436\u0435\u0442 \u043f\u043e\u0437\u0432\u043e\u043b\u0438\u0442\u044c \u043d\u0430\u0440\u0443\u0448\u0438\u0442\u0435\u043b\u044e, \u0434\u0435\u0439\u0441\u0442\u0432\u0443\u044e\u0449\u0435\u043c\u0443 \u0443\u0434\u0430\u043b\u0435\u043d\u043d\u043e, \u0432\u044b\u0437\u0432\u0430\u0442\u044c \u043e\u0442\u043a\u0430\u0437 \u0432 \u043e\u0431\u0441\u043b\u0443\u0436\u0438\u0432\u0430\u043d\u0438\u0438 \u043f\u0443\u0442\u0451\u043c \u043e\u0442\u043f\u0440\u0430\u0432\u043a\u0438 \u0441\u043f\u0435\u0446\u0438\u0430\u043b\u044c\u043d\u043e \u0441\u0444\u043e\u0440\u043c\u0438\u0440\u043e\u0432\u0430\u043d\u043d\u043e\u0433\u043e IPv4-\u043f\u0430\u043a\u0435\u0442\u0430 DHCP-\u0437\u0430\u043f\u0440\u043e\u0441\u0430",
  "\u041f\u043e\u0441\u043b\u0435\u0434\u0441\u0442\u0432\u0438\u044f \u044d\u043a\u0441\u043f\u043b\u0443\u0430\u0442\u0430\u0446\u0438\u0438 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0438": null,
  "\u041f\u0440\u043e\u0447\u0430\u044f \u0438\u043d\u0444\u043e\u0440\u043c\u0430\u0446\u0438\u044f": null,
  "\u0421\u0432\u044f\u0437\u044c \u0441 \u0438\u043d\u0446\u0438\u0434\u0435\u043d\u0442\u0430\u043c\u0438 \u0418\u0411": "\u0414\u0430\u043d\u043d\u044b\u0435 \u0443\u0442\u043e\u0447\u043d\u044f\u044e\u0442\u0441\u044f",
  "\u0421\u043e\u0441\u0442\u043e\u044f\u043d\u0438\u0435 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0438": "\u041e\u043f\u0443\u0431\u043b\u0438\u043a\u043e\u0432\u0430\u043d\u0430",
  "\u0421\u043f\u043e\u0441\u043e\u0431 \u0443\u0441\u0442\u0440\u0430\u043d\u0435\u043d\u0438\u044f": "\u041e\u0431\u043d\u043e\u0432\u043b\u0435\u043d\u0438\u0435 \u043f\u0440\u043e\u0433\u0440\u0430\u043c\u043c\u043d\u043e\u0433\u043e \u043e\u0431\u0435\u0441\u043f\u0435\u0447\u0435\u043d\u0438\u044f",
  "\u0421\u043f\u043e\u0441\u043e\u0431 \u044d\u043a\u0441\u043f\u043b\u0443\u0430\u0442\u0430\u0446\u0438\u0438": "\u041c\u0430\u043d\u0438\u043f\u0443\u043b\u0438\u0440\u043e\u0432\u0430\u043d\u0438\u0435 \u0441\u0442\u0440\u0443\u043a\u0442\u0443\u0440\u0430\u043c\u0438 \u0434\u0430\u043d\u043d\u044b\u0445",
  "\u0421\u0441\u044b\u043b\u043a\u0438 \u043d\u0430 \u0438\u0441\u0442\u043e\u0447\u043d\u0438\u043a\u0438": "https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-dhcp-dos-T3CXPO9z",
  "\u0421\u0442\u0430\u0442\u0443\u0441 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0438": "\u041f\u043e\u0434\u0442\u0432\u0435\u0440\u0436\u0434\u0435\u043d\u0430 \u043f\u0440\u043e\u0438\u0437\u0432\u043e\u0434\u0438\u0442\u0435\u043b\u0435\u043c",
  "\u0422\u0438\u043f \u041f\u041e": "\u041e\u043f\u0435\u0440\u0430\u0446\u0438\u043e\u043d\u043d\u0430\u044f \u0441\u0438\u0441\u0442\u0435\u043c\u0430, \u041f\u041e \u0441\u0435\u0442\u0435\u0432\u043e\u0433\u043e \u043f\u0440\u043e\u0433\u0440\u0430\u043c\u043c\u043d\u043e-\u0430\u043f\u043f\u0430\u0440\u0430\u0442\u043d\u043e\u0433\u043e \u0441\u0440\u0435\u0434\u0441\u0442\u0432\u0430",
  "\u0422\u0438\u043f \u043e\u0448\u0438\u0431\u043a\u0438 CWE": "CWE-122",
  "\u0423\u0440\u043e\u0432\u0435\u043d\u044c \u043e\u043f\u0430\u0441\u043d\u043e\u0441\u0442\u0438 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0438": "\u0412\u044b\u0441\u043e\u043a\u0438\u0439 \u0443\u0440\u043e\u0432\u0435\u043d\u044c \u043e\u043f\u0430\u0441\u043d\u043e\u0441\u0442\u0438 (\u0431\u0430\u0437\u043e\u0432\u0430\u044f \u043e\u0446\u0435\u043d\u043a\u0430 CVSS 2.0 \u0441\u043e\u0441\u0442\u0430\u0432\u043b\u044f\u0435\u0442 7,8)\n\u0412\u044b\u0441\u043e\u043a\u0438\u0439 \u0443\u0440\u043e\u0432\u0435\u043d\u044c \u043e\u043f\u0430\u0441\u043d\u043e\u0441\u0442\u0438 (\u0431\u0430\u0437\u043e\u0432\u0430\u044f \u043e\u0446\u0435\u043d\u043a\u0430 CVSS 3.0 \u0441\u043e\u0441\u0442\u0430\u0432\u043b\u044f\u0435\u0442 8,6)"
}


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Taxonomy of the tags.


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Sightings

Author Source Type Date

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


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Detection rules are retrieved from Rulezet.

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