CVE-2018-0155—Cisco Catalyst Bidirectional Forwarding Detection Denial-of-Service Vulnerability

Vulnerability Name

Cisco Catalyst Bidirectional Forwarding Detection Denial-of-Service Vulnerability

Description

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.

Known To Be Used in Ransomware Campaigns?

Ransomware Status:

Unknown

Action

Apply updates per vendor instructions.

Additional Notes

• https://nvd.nist.gov/vuln/detail/CVE-2018-0155

Related Weaknesses

• CWE-388