10 min
Malware
Modular Java Backdoor Dropped in Cleo Exploitation Campaign
While investigating incidents related to Cleo software exploitation, Rapid7 Labs and MDR team discovered a novel, multi-stage attack that deploys an encoded Java Archive (JAR) payload.
6 min
Emergent Threat Response
Widespread Exploitation of Cleo File Transfer Software (CVE-2024-55956)
On Monday, December 9, multiple security firms began privately circulating
reports of in-the-wild exploitation targeting Cleo file transfer software. Late
the evening of December 9, security firm Huntress published a blog
[https://www.huntress.com/blog/threat-advisory-oh-no-cleo-cleo-software-actively-being-exploited-in-the-wild]
on active exploitation of three different Cleo products (docs
[https://cleo-infoeng.s3.us-east-2.amazonaws.com/PDF/Harmony/5.8/Harmony_58_UserGuide_053123.pdf]
):
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3 min
Emergent Threat Response
Zero-Day Exploitation Targeting Palo Alto Networks Firewall Management Interfaces
Palo Alto Networks has indicated they are observing threat activity exploiting a zero-day unauthenticated remote command execution vulnerability in their firewall management interfaces.
3 min
Emergent Threat Response
Fortinet FortiManager CVE-2024-47575 Exploited in Zero-Day Attacks
On Wednesday, October 23, 2024, security company Fortinet published an advisory on CVE-2024-47575, a critical zero-day vulnerability affecting their FortiManager network management solution.
3 min
Emergent Threat Response
Multiple Vulnerabilities in Common Unix Printing System (CUPS)
Multiple unpatched vulnerabilities were publicly disclosed in the Common Unix Printing System (CUPS), a popular IPP-based open-source printing system.
3 min
Emergent Threat Response
High-Risk Vulnerabilities in Common Enterprise Technologies
Rapid7 is warning customers about high-risk vulnerabilities in Adobe ColdFusion, Broadcom VMware vCenter Server, and Ivanti Endpoint Manager (EPM). These CVEs are likely attack targets for APT and/or financially motivated adversaries.
2 min
Emergent Threat Response
CVE-2024-40766: Critical Improper Access Control Vulnerability Affecting SonicWall Devices
CVE-2024-40766 is a critical improper access control vulnerability affecting SonicOS, the operating system that runs on the company’s physical and virtual firewalls. As of September 9, 2024, Rapid7 is aware of several recent incidents in which SonicWall SSLVPN accounts were targeted or compromised.
3 min
Emergent Threat Response
Multiple Vulnerabilities in Veeam Backup & Replication
On September 4, 2024, Veeam released their September security bulletin disclosing various vulnerabilities, including CVE-2024-40711, a critical unauthenticated remote code execution issue affecting Veeam’s popular Backup & Replication solution.
4 min
Emergent Threat Response
VMware ESXi CVE-2024-37085 Targeted in Ransomware Campaigns
On July 29, Microsoft published threat intelligence on observed exploitation of CVE-2024-37085, an authentication bypass vulnerability in Broadcom VMware ESXi hypervisors that has been used in multiple ransomware campaigns.
4 min
Emergent Threat Response
Authentication Bypasses in MOVEit Transfer and MOVEit Gateway
On June 25, 2024, Progress Software published information on two new vulnerabilities in MOVEit Transfer and MOVEit Gateway: CVE-2024-5806 and CVE-2024-5805.
10 min
Managed Detection and Response (MDR)
Malvertising Campaign Leads to Execution of Oyster Backdoor
Rapid7 has observed a recent malvertising campaign that lures users into downloading malicious installers for popular software such as Google Chrome and Microsoft Teams.
2 min
Emergent Threat Response
CVE-2024-28995: Trivially Exploitable Information Disclosure Vulnerability in SolarWinds Serv-U
On June 5, 2024, SolarWinds disclosed CVE-2024-28995, a high-severity directory traversal vulnerability affecting the Serv-U file transfer server. Successful exploitation of the vulnerability allows unauthenticated attackers to read sensitive files on the host.
4 min
Emergent Threat Response
CVE-2024-24919: Check Point Security Gateway Information Disclosure
On May 28, 2024, Check Point published an advisory for CVE-2024-24919, a high-severity information disclosure vulnerability affecting Check Point Security Gateway devices configured with either the “IPSec VPN” or “Mobile Access” software blade.
10 min
Managed Detection and Response (MDR)
CVE-2024-4978: Backdoored Justice AV Solutions Viewer Software Used in Apparent Supply Chain Attack
Justice AV Solutions (JAVS) is a U.S.-based company specializing in digital audio-visual recording solutions for courtroom environments.
Rapid7 has determined that users with JAVS Viewer v8.3.7 installed are at high risk and should take immediate action.
8 min
Incident Response
Ongoing Social Engineering Campaign Linked to Black Basta Ransomware Operators
Rapid7 observes ongoing social engineering campaign consistent with Black Basta