1 min
Emerging Threats
Russia/Ukraine Conflict: What Is Rapid7 Doing to Protect My Organization?
Rapid7 is monitoring the escalating conflict in Ukraine. To assist with your preparation and response efforts, Rapid7 is constantly making efforts to better protect our customers.
5 min
Emerging Threats
Staying Secure in a Global Cyber Conflict
Now that Russia has begun its armed invasion of Ukraine, we should expect increasing risks of cybersecurity attacks and incidents, either as spillover from cyberattacks targeting Ukraine or direct attacks against actors supporting Ukraine.
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.
8 min
InsightVM
Using InsightVM to Find Apache Log4j CVE-2021-44228
How to use InsightVM or Nexpose to detect exposure to Log4Shell CVE-2021-44228 in your environment, plus additional detail about how our various vulnerability checks work under the hood.
3 min
Emergent Threat Response
Update on Log4Shell’s Impact on Rapid7 Solutions and Systems
Like the rest of the security community, we have been internally responding to the critical remote code execution vulnerability in Apache’s log4j Java library (a.k.a. Log4Shell).
7 min
Risk Management
Driver-Based Attacks: Past and Present
In our analysis of CVE-2021-21551, a write-what-where vulnerability in a Dell driver, we found that Dell’s update didn’t fix the write-what-where condition but only limited access to administrative users.
15 min
Emergent Threat Response
Widespread Exploitation of Critical Remote Code Execution in Apache Log4j
On December 10, 2021, Apache released version 2.15.0 of their Log4j framework, which included a fix for CVE-2021-44228, a critical RCE vulnerability that is being exploited in the wild.
2 min
Emergent Threat Response
Patch Now: SonicWall Fixes Multiple Vulnerabilities in SMA 100 Devices
On December 7, 2021, Sonicwall released a security advisory that includes patching guidance for five vulnerabilities that were discovered by Rapid7.
2 min
Emergent Threat Response
Oh No, Zoho: Active Exploitation of CVE-2021-44077 Allowing Unauthenticated Remote Code Execution
Zoho customers have had a huge incentive lately to keep their software up to date, as recent Zoho critical vulnerabilities have been weaponized shortly after release by advanced attackers.
2 min
Emergent Threat Response
Ongoing Exploitation of Windows Installer CVE-2021-41379
On November 22, 2021, security researcher Abdelhamid Naceri found that Microsoft's initial patch for CVE-2021-41379 did not remediate the vulnerability.
2 min
Emergent Threat Response
Active Exploitation of Apache HTTP Server CVE-2021-40438
In September 2021, Apache released a fix for CVE-2021-40438, a critical SSRF vulnerability. Several sources now confirm they have seen exploit attempts in the wild.
1 min
Emergent Threat Response
CVE-2021-43287 Allows Pre-Authenticated Build Takeover of GoCD Pipelines
On October 26, 2021, open-source CI/CD solution GoCD released version 21.3.0, which included a fix for CVE-2021-43287, a critical information disclosure vulnerability whose exploitation allows unauthenticated attackers to leak configuration information, including build secrets and encryption keys.
1 min
Emergent Threat Response
Opportunistic Exploitation of Zoho ManageEngine and Sitecore CVEs
Over the weekend of November 6, 2021, Rapid7’s Incident Response (IR) and Managed Detection and Response (MDR) teams began seeing opportunistic exploitation of two unrelated CVEs targeting Zoho ManageEngine and Sitecore.
1 min
Emergent Threat Response
New NPM library hijacks (coa and rc)
A popular NPM library called coa, which is used in React packages around the world, has been hijacked to distribute credential-stealing malware.
4 min
Emergent Threat Response
Trojan Source CVE-2021-42572: No Panic Necessary
What is this thing?
Researchers at the University of Cambridge and the University of Edinburgh
recently published a paper [https://www.trojansource.codes/trojan-source.pdf] on
an attack technique they call “Trojan Source.” The attack targets a weakness in
text-encoding standard Unicode—which allows computers to handle text across many
different languages—to trick compilers into emitting binaries that do not
actually match the logic visible in source code. In other words, what a
developer or secu