Cisco Systems on Wednesday shipped security patches to contain three flaws impacting its Enterprise NFV Infrastructure Software (NFVIS) that could permit an attacker to fully compromise and take control over the hosts. Tracked as CVE-2022-20777, CVE-2022-20779, and CVE-2022-20780, the vulnerabilities "could allow an attacker to escape from the guest virtual machine (VM) to the host machine, inject