Cybersecurity

New ZenHammer Attack Bypasses RowHammer Defenses on AMD CPUs

Mar 28, 2024NewsroomHardware Security / Vulnerability Cybersecurity researchers from ETH Zurich have developed a new variant of the RowHammer DRAM (dynamic random-access memory) attack that, for the first time, successfully works against AMD Zen 2 and Zen 3 systems despite mitigations such as Target Row Refresh (TRR). “This result proves that AMD systems are equally […]

Cybersecurity

Hackers Can Exploit ‘Forced Authentication’ to Steal Windows NTLM Tokens

Nov 28, 2023NewsroomCyber Attack / Vulnerability Cybersecurity researchers have discovered a case of “forced authentication” that could be exploited to leak a Windows user’s NT LAN Manager (NTLM) tokens by tricking a victim into opening a specially crafted Microsoft Access file. The attack takes advantage of a legitimate feature in the database management system solution […]

Cybersecurity

New PoC Exploit for Apache ActiveMQ Flaw Could Let Attackers Fly Under the Radar

Nov 15, 2023NewsroomRansomware / Vulnerability Cybersecurity researchers have demonstrated a new technique that exploits a critical security flaw in Apache ActiveMQ to achieve arbitrary code execution in memory. Tracked as CVE-2023-46604 (CVSS score: 10.0), the vulnerability is a remote code execution bug that could permit a threat actor to run arbitrary shell commands. It was […]

Cybersecurity

HelloKitty Ransomware Group Exploiting Apache ActiveMQ Vulnerability

Nov 02, 2023NewsroomThreat Intelligence / Vulnerability Cybersecurity researchers are warning of suspected exploitation of a recently disclosed critical security flaw in the Apache ActiveMQ open-source message broker service that could result in remote code execution. “In both instances, the adversary attempted to deploy ransomware binaries on target systems in an effort to ransom the victim […]

Cybersecurity

Trend Micro Releases Urgent Fix for Actively Exploited Critical Security Vulnerability

Sep 20, 2023THNZero Day / Vulnerability Cybersecurity company Trend Micro has released patches and hotfixes to address a critical security flaw in Apex One and Worry-Free Business Security solutions for Windows that has been actively exploited in real-world attacks. Tracked as CVE-2023-41179 (CVSS score: 9.1), it relates to a third-party antivirus uninstaller module that’s bundled […]