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CVE-2018-0173 - Cisco IOS and IOS XE Software Improper Input Validation Vulnerability

Project:Cisco

Product:IOS and IOS XE Software

Date Added:2022-03-03Due Date:2022-03-17

Vulnerability Name

Cisco IOS and IOS XE Software Improper Input Validation Vulnerability

Description

A vulnerability in the Cisco IOS Software and Cisco IOS XE Software function that restores encapsulated option 82 information in DHCP Version 4 (DHCPv4) packets can allow for denial-of-service (DoS).

Known To Be Used in Ransomware Campaigns?

Unknown

Action

Apply updates per vendor instructions.

Additional Notes

https://nvd.nist.gov/vuln/detail/CVE-2018-0173