Microsoft

If there’s one thing I love more than delivering great products, it’s delivering great food. The holidays are my time to channel my inner celebrity chef: I’ll burn a few cookies, over-spice a roast, and then miraculously pull it all together for a... Read more »

This week, I’m excited to announce Cloud Enrichment for AWS, GCP, and Azure. These enhancements are designed to accelerate incident response and unlock threat hunting capabilities by automatically combining the insights of your cloud network with... Read more »

Editor's note: This post was originally published on the Zeek.org blog on Nov. 28, 2022. Reposted here in full with permission as a courtesy. Read more »

Editor's note: This blog post was updated on 12/1/22 to add the "Update 12/1/22" and corresponding paragraph added to the end of the blog post. On Nov. 22, 2022 Microsoft announced research findings about an ongoing supply chain attack against IoT... Read more »

This month, Microsoft announced two vulnerabilities in portmap, which is part of ONC RPC, on Windows systems. This blog will discuss Zeek detection packages for CVE-2022-24491 and CVE-2022-24497 developed by Corelight Labs. Read more »

What is the XDR paradox? It’s the hottest term in security but there is no consensus yet on the right definition. Why is that? Many organizations have deployed EDR and are benefiting from it, but also looking to the gaps that EDR can’t address such... Read more »

On its surface, CVE-2021-42292 doesn’t look like the kind of vulnerability that a network-based tool can find reliably. Marked by Microsoft as a local file format vulnerability, security veterans would expect that between encryption and encoding,... Read more »

This month’s Microsoft Patch Tuesday included a severe Remote Code Execution vulnerability in the way that Windows TCP/IP handles IPv6 “Router Advertisement” ICMP messages. Due to the severity and wide scope, we in Corelight Labs immediately set... Read more »

CVE-2020-1472 aka Zerologon, disclosed by Tom Tervoort of Secura, is an illustrative case study of how a small implementation mistake in cryptographic routines cascades into a privilege escalation vulnerability that allows an attacker to change the... Read more »