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CVE-2018-0155

Cisco Catalyst 4500 Series Switches and Cisco Catalyst 4500-X Series Switches

Cisco Catalyst Bidirectional Forwarding Detection Denial-of-Service Vulnerability

What it is

A vulnerability in the Bidirectional Forwarding Detection (BFD) offload implementation of Cisco Catalyst 4500 Series Switches and Cisco Catalyst 4500-X Series Switches could allow an unauthenticated, remote attacker to cause a crash of the iosd process, causing a denial-of-service (DoS) condition.

What to do

Apply updates per vendor instructions.

Vendor notices and references

Description and required action as published by CISA. Full record at NVD.

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