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log4jShell - Do you know what you don't know?

Is it just me or is the announcement of a significant CVE becoming a holiday tradition? Discovered on December 9, 2021 by Minecraft players, the Apache Log4Shell vulnerability is a uniquely insidious because it infects servers which are traditionally well insulated from attacks and perceived as unreachable by an intruder and not at risk for CVEs. Log4Shell is an entirely different can of works that proves this assumption wrong.

Detecting Log4j via Zeek & LDAP traffic

We recently discussed some methods for detecting the Log4j exploit, and we’ve now developed another method that everyone running Zeek® or a Corelight sensor can use. Our new approach is based on the rarity of legitimate downloads of Java via LDAP. Zeek does not currently have a native LDAP protocol analyzer (though one is available if you are running Spicy). This will not stop you from detecting this exploit downloading Java over LDAP, though. To see how, read on.

Ugly Sweaters, Season's Greetings, and Cybersecurity Advice - Charge Up Coffee

Running a small business has a never-ending list of tasks that needed to be done yesterday. WatchGuard’s network of service providers helps business like Charge Up Coffee Shop keep their customers and employee secure so they can focus on their products.

How to Keep Your Data Secure in Light of Apache Log4j Vulnerabilities

In quick succession in December, The Apache Software Foundation released information on two critical vulnerabilities in its Log4j Java-based library. The first vulnerability CVE-2021-44228, also known as Log4Shell or LogJam, was reported as an unauthenticated remote code execution (RCE) vulnerability. By exploiting how the library logs error messages, it could lead to a complete system takeover.

The "Office of the CISO": A New Structure for Cybersecurity Governance

When it comes to cybersecurity governance and management, there is no “one size fits all” approach. Today’s CISOs have a far wider range of responsibilities than their predecessors as heads of IT security. The CISO role is no longer purely technical, focused on hardware and endpoint protection and on operations within the organisational perimeter. Today’s CISO is as likely to be involved with software security, cloud applications, security awareness, and user training.