IOS

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• High 7.7
  CVE-2025-20352 Exploited Public exploit EPSS 41%

  A vulnerability in the Simple Network Management Protocol (SNMP) subsystem of Cisco IOS Software and Cisco IOS XE Softw…

  Cisco Cisco IOS XE Software IOS Cisco IOS XE Catalyst SD-WAN iOS Network devices
  Sep 24, 2025

  KEV Sep 29, 2025
• Medium 6.6
  CVE-2023-20109 Exploited

  A vulnerability in the Cisco Group Encrypted Transport VPN (GET VPN) feature of Cisco IOS Software and Cisco IOS XE Sof…

  Cisco Cisco IOS XE Software IOS iOS Network devices
  Sep 27, 2023

  KEV Oct 10, 2023
• High 8.8
  CVE-2017-6740 Exploited EPSS 11%

  The Simple Network Management Protocol (SNMP) subsystem of Cisco IOS and IOS XE Software contains multiple vulnerabilit…

  Cisco IntelliShield IOS Universal Product iOS Network devices
  Jul 17, 2017

  KEV Mar 3, 2022
• High 8.8
  CVE-2017-6743 Exploited EPSS 11%

  The Simple Network Management Protocol (SNMP) subsystem of Cisco IOS and IOS XE Software contains multiple vulnerabilit…

  Cisco IntelliShield IOS Universal Product iOS Network devices
  Jul 17, 2017

  KEV Mar 3, 2022
• High 8.8
  CVE-2017-6744 Exploited

  The Simple Network Management Protocol (SNMP) subsystem of Cisco IOS and IOS XE Software contains multiple vulnerabilit…

  Cisco IntelliShield IOS Universal Product iOS Network devices
  Jul 17, 2017

  KEV Mar 3, 2022
• High 8.8
  CVE-2017-6737 Exploited EPSS 45%

  A vulnerability in the SNMP implementation of could allow an authenticated, remote attacker to cause a reload of the af…

  Cisco IOS iOS Network devices
  Jul 17, 2017

  KEV Mar 3, 2022
• High 8.8
  CVE-2017-6738 Exploited EPSS 11%

  The Simple Network Management Protocol (SNMP) subsystem of Cisco IOS and IOS XE Software contains multiple vulnerabilit…

  Cisco Cisco IOS XE Software IOS iOS Network devices
  Jul 17, 2017

  KEV Mar 3, 2022
• High 8.8
  CVE-2017-6736 Exploited Public exploit EPSS 70%

  The Simple Network Management Protocol (SNMP) subsystem of Cisco IOS and IOS XE Software contains multiple vulnerabilit…

  Cisco IntelliShield IOS Universal Product iOS Network devices
  Jul 17, 2017

  KEV Mar 3, 2022