Whether you’re diagnosing a system outage, mitigating a malicious attack or trying to get to the bottom of an application-response-time issue, speed is critical. Pinpointing and resolving issues quickly and easily can mean the difference between success and crisis for any business, regardless of size or industry. Network and system administrators, security professionals and developers all depend on detailed log data to investigate issues, troubleshoot problems and optimize performance.

Updated 12/20/21 On December 9, 2021, Apache published a zero-day vulnerability (CVE-2021-44228) for Apache Log4j being referred to as “Log4Shell”. This “critical” vulnerability (CVSS score: 10) allows a remote attacker to take control of an affected system. When exploited, this vulnerability allows an attacker to run arbitrary code on the device, giving full control over to the attacker.

As we look ahead to 2022, we should pause to reflect on the trends of the past year. Ransomware and supply chain attacks have become two of the top concerns for organizations following a series of high-profile attacks, such as those conducted against Colonial Pipeline, SolarWinds and Kaseya. In 2021, our Project Memoria revealed close to 100 different vulnerabilities in common TCP/IP stacks, affecting hundreds of operational technology (OT) vendors.

On November 10, 2021, Palo Alto Networks released advisories for eight different vulnerabilities affecting the company’s VPN firewall products. The vulnerabilities’ criticality ranges from ‘medium’ to ‘critical,’ with the most severe vulnerability, CVE-2021-3064 (CVSSv3.1 of 9.8), allowing for unauthenticated remote code execution, or RCE.

When was the last time you thought about all of the devices running on your network? Think of your home network and how deceptively simple it appears. A full inventory of that network would probably surprise you, as it would show all of the devices that you may have forgotten about as well as a few of the neighbor’s devices that are piggy-backing off of your Wi-Fi. This visibility is often shocking to many people.