All Posts

4 min Emergent Threat Response

Active Exploitation of VMware Horizon Servers

Attackers are actively targeting VMware Horizon servers vulnerable to Apache Log4j CVE-2021-44228 (Log4Shell) and related vulnerabilities.

5 min Security Operations

Metrics That Matter and Curtailing the Cobra Effect

Creating metrics in cybersecurity is hard enough, but creating metrics that matter is a harder challenge still.

3 min Metasploit Weekly Wrapup

Metasploit Weekly Wrap-Up: 1/14/22

Five new modules, including exploits for Log4Shell and SonicWall SMA 100 series devices, plus a new Meterpreter command that allows users to kill all channels at once.

2 min Career Development

7 Rapid Questions: Stephen Donnelly

For this installment of 7 Rapid Questions, we spoke with Stephen Donnelly, Rapid7's Senior Engineering Manager for SOAR in our Belfast office.

5 min Hacky Holidays 2021

Being Naughty to See Who Was Nice: Machine Learning Attacks on Santa’s List

Like many organizations with big data problems, Santa has turned to machine learning to help him sort through his naughty and nice lists.

4 min Managed Detection and Response (MDR)

Evaluating MDR Vendors: A Pocket Buyer's Guide

Here are 4 big-picture questions to use as a quick-reference guide in the early stages of your MDR vendor selection journey.

6 min IoT

A Quick Look at CES 2022

The first thing I noticed about CES 2022 was COVID’s impact on the event, which was more than just attendance size.

3 min Application Security

A December to Remember — Or, How We Improved InsightAppSec in Q4 in the Midst of Log4Shell

We wanted to take a moment to recap some of InsightAppSec and tCell's Q4 highlights and give us all a little much-deserved break from the madness.

3 min Detection and Response

Demystifying XDR: How Humans and Machines Join Forces in Threat Response

Finding the right balance between machine learning and human know-how is an essential part of a successful XDR implementation.

10 min Patch Tuesday

Patch Tuesday - January 2022

The first Patch Tuesday of 2022 sees Microsoft publishing fixes for over 120 CVEs across the bulk of their product line, including 29 previously patched CVEs affecting their Edge browser via Chromium. None of these have yet been seen exploited in the wild, though six were publicly disclosed prior to today. This includes two Remote Code Execution (RCE) vulnerabilities in open source libraries that are bundled with more recent versions of Windows: CVE-2021-22947

10 min Vulnerability Disclosure

CVE-2021-20038..42: SonicWall SMA 100 Multiple Vulnerabilities (FIXED)

Over the course of routine security research, Rapid7 researcher Jake Baines discovered and reported five vulnerabilities involving the SonicWall Secure Mobile Access (SMA) 100 series of devices.

4 min Hacky Holidays 2021

The 2021 Naughty and Nice Lists: Cybersecurity Edition

We asked some of our trusty cybersecurity go-to's who and what they'd place on their industry-specific naughty and nice lists, respectively, for 2021.

6 min Log4Shell

Log4Shell Strategic Response: 5 Practices for Vulnerability Management at Scale

Where do you begin to respond to a critical vulnerability like the one in Apache’s Log4j Java library (a.k.a. Log4Shell)? Start with these 5 concepts.

3 min Metasploit

Metasploit Wrap-Up: Jan. 7, 2022

Dump Windows secrets from Active Directory This week, our very own Christophe De La Fuente added an important update to the existing Windows Secret Dump module. It is now able to dump secrets from Active Directory, which will be very useful for Metasploit users. This new feature uses the Directory Replication Service through RPC to retrieve data such as SIDs, password history, Domain user NTLM hashes

7 min Threat Intel

What's New in Threat Intelligence: 2021 Year in Review

Last year marked a huge milestone with the acquisition of IntSights by Rapid7, and over the course of 2021, we continued to add value to our products.