CVE-2021-34776

Name of the Vulnerable Software and Affected Versions: Cisco Small Business 220 Series Smart Switches (affected versions not specified)

Description: Multiple vulnerabilities exist in the Link Layer Discovery Protocol (LLDP) implementation. An unauthenticated, adjacent attacker could execute code on the affected device or cause it to reload unexpectedly, and cause LLDP database corruption on the affected device. To exploit these vulnerabilities, an attacker must be in the same broadcast domain as the affected device (Layer 2 adjacent).

Recommendations: At the moment, there is no information about a newer version that contains a fix for this vulnerability.