CVE-2026-20177

A vulnerability in the handling of management plane packets by Cisco Industrial Ethernet IE 1000 Series Switches could allow an unauthenticated, remote attacker to cause the device manager, SSH, or API to become inaccessible.This vulnerability is due to insufficient protection against management...

CVE-2026-20177 Cisco Industrial Ethernet 1000 Series Switches Denial of Service Vulnerability

A vulnerability in the handling of management plane packets by Cisco Industrial Ethernet IE 1000 Series Switches could allow an unauthenticated, remote attacker to cause the device manager, SSH, or API to become inaccessible.This vulnerability is due to insufficient protection against management...

PT-2026-78491

Name of the Vulnerable Software and Affected Versions Cisco Industrial Ethernet IE 1000 Series Switches affected versions not specified Description Insufficient protection against management plane flooding attacks allows an unauthenticated remote attacker to cause a denial of service DoS conditio...