Stacey Landrum

All posts by Stacey Landrum

Stacey is a Cybersecurity Analyst at Barracuda. She's a security expert, working on our Blue Team within our Security Operations Center. Stacey supports our XDR service delivery and is highly skilled at analyzing security events to detect cyber threats, helping keep our partners and their customers protected.

Cybersecurity Threat Advisory
Cybersecurity Threat Advisory: Critical zero-day vulnerability in Fortinet

Cybersecurity Threat Advisory: Critical zero-day vulnerability in Fortinet

A critical zero-day vulnerability affecting several Fortinet products, most notably FortiVoice enterprise phone systems, has recently been patched. Attackers are actively exploiting CVE-2025-32756 in the wild. Read the details of this Cybersecurity Threat Advisory to learn how to keep your...

/ May 15, 2025
Cybersecurity Threat Advisory
Cybersecurity Threat Advisory: BYOI endpoint detection and response bypass

Cybersecurity Threat Advisory: BYOI endpoint detection and response bypass

A sophisticated attack technique known as “Bring Your Own Installer” (BYOI) has been employed by threat actors to bypass SentinelOne’s tamper protection, facilitating the deployment of Babuk ransomware. This method leverages legitimate installers to execute malicious payloads, effectively evading endpoint...

/ May 7, 2025
Cybersecurity Threat Advisory
Cybersecurity Threat Advisory: Craft CMS exploited

Cybersecurity Threat Advisory: Craft CMS exploited

Threat actors have been actively exploiting two Craft CMS vulnerabilities, CVE-2025-32432 and CVE-2024-58136, to breach web servers and gain unauthorized access. Review the details in this Cybersecurity Threat Advisory to safeguard your devices. What is the threat? Threat actors are...

/ April 30, 2025
Cybersecurity Threat Advisory
Cybersecurity Threat Advisory: Critical Fortinet admin password change flaw

Cybersecurity Threat Advisory: Critical Fortinet admin password change flaw

Fortinet has recently addressed a critical vulnerability in its FortiSwitch products, identified as CVE-2024-48887, with a CVSS score of 9.3. This “unverified password change” flaw allows remote, unauthenticated attackers to modify administrator passwords through specially crafted requests to the FortiSwitch...

/ April 16, 2025
Cybersecurity Threat Advisory
Cybersecurity Threat Advisory: BYOVD attacks leveraged by Medusa ransomware

Cybersecurity Threat Advisory: BYOVD attacks leveraged by Medusa ransomware

The Medusa ransomware-as-a-service (RaaS) operation has recently been observed using a malicious driver named ABYSSWORKER in Bring Your Own Vulnerable Driver (BYOVD) attacks. This technique allows threat actors to disable security software by exploiting legitimate, vulnerable drivers to gain kernel-level...

/ March 25, 2025
Cybersecurity Threat Advisory
Cybersecurity Threat Advisory: EOL Juniper Networks MX routers targeted in attacks

Cybersecurity Threat Advisory: EOL Juniper Networks MX routers targeted in attacks

Threat actor UNC3886 has been observed targeting end-of-life (EOL) MX routers from Juniper Networks as part of a sophisticated campaign designed to deploy custom backdoors. This group has demonstrated a particular focus on internal networking infrastructure, which allows them to...

/ March 13, 2025
Cybersecurity Threat Advisory
Cybersecurity Threat Advisory: Check Point’s flaw under active exploitation

Cybersecurity Threat Advisory: Check Point’s flaw under active exploitation

A threat cluster dubbed “Green Nailao” is targeting European organizations, particularly in the healthcare sector, using Check Point Network Gateway Security vulnerability, CVE-2024-24919.  Continue reading this Cybersecurity Threat Advisory to learn how to mitigate your risk. What is the threat?...

/ February 25, 2025
Cybersecurity Threat Advisory
Cybersecurity Threat Advisory: Microsoft SharePoint connector vulnerability

Cybersecurity Threat Advisory: Microsoft SharePoint connector vulnerability

A critical security vulnerability was identified in Microsoft Power Platform’s SharePoint connector. The flaw allows attackers to harvest user credentials and perform unauthorized actions within the platform upon a successful exploitation. Continue reading this Cybersecurity Threat Advisory to learn how...

/ February 4, 2025
Cybersecurity Threat Advisory
Cybersecurity Threat Advisory: Cleo file transfer critical vulnerability

Cybersecurity Threat Advisory: Cleo file transfer critical vulnerability

A critical vulnerability, identified as CVE-2024-50623, has been discovered in Cleo’s file transfer software suite. This vulnerability allows attackers to exploit an unrestricted file upload and download flaw, potentially leading to remote code execution (RCE) on vulnerable systems. Continue reading...

/ December 10, 2024
Cybersecurity Threat Advisory
Cybersecurity Threat Advisory: New malware loader – BabbleLoader

Cybersecurity Threat Advisory: New malware loader – BabbleLoader

BabbleLoader is a newly identified malware loader designed for delivering information-stealing payloads such as WhiteSnake and Meduza. It demonstrates sophisticated evasion techniques that challenge both traditional antivirus solutions and modern AI-driven detection systems. Read this Cybersecurity Threat Advisory to learn...

/ November 20, 2024