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Security News, Assessments & Alerts Page 2

Security News, Assessments & Alerts

Security Issues, Vulnerabilities, Exploits & Government Alerts

Europol Disrupts NoName057(16) Hacktivist Group Linked to DDoS Attacks Against Ukraine

Europol Disrupts NoName057(16) Hacktivist Group Linked to DDoS Attacks Against Ukraine

An international operation coordinated by Europol has disrupted the infrastructure of a pro-Russian hacktivist group known as NoName057(16) that has been linked to a string of distributed denial-of-service (DDoS) attacks against Ukraine and its allies.… 

Chinese Hackers Target Taiwan’s Semiconductor Sector with Cobalt Strike, Custom Backdoors

Chinese Hackers Target Taiwan’s Semiconductor Sector with Cobalt Strike, Custom Backdoors

The Taiwanese semiconductor industry has become the target of spear-phishing campaigns undertaken by three Chinese state-sponsored threat actors. “Targets of these campaigns ranged from organizations involved in the manufacturing, design, and testing of semiconductors and… 

Cisco Warns of Critical ISE Flaw Allowing Unauthenticated Attackers to Execute Root Code

Cisco Warns of Critical ISE Flaw Allowing Unauthenticated Attackers to Execute Root Code

Jul 17, 2025Ravie LakshmananVulnerability / Network Security Cisco has disclosed a new maximum-severity security vulnerability impacting Identity Services Engine (ISE) and Cisco ISE Passive Identity Connector (ISE-PIC) that could permit an attacker to execute arbitrary… 

Hackers Leverage Microsoft Teams to Spread Matanbuchus 3.0 Malware to Targeted Firms

Hackers Leverage Microsoft Teams to Spread Matanbuchus 3.0 Malware to Targeted Firms

Jul 16, 2025Ravie LakshmananThreat Intelligence / Vulnerability Cybersecurity researchers have flagged a new variant of a known malware loader called Matanbuchus that packs in significant features to enhance its stealth and evade detection. Matanbuchus is… 

UNC6148 Backdoors Fully-Patched SonicWall SMA 100 Series Devices with OVERSTEP Rootkit

UNC6148 Backdoors Fully-Patched SonicWall SMA 100 Series Devices with OVERSTEP Rootkit

A threat activity cluster has been observed targeting fully-patched end-of-life SonicWall Secure Mobile Access (SMA) 100 series appliances as part of a campaign designed to drop a backdoor called OVERSTEP. The malicious activity, dating back… 

Critical Golden dMSA Attack in Windows Server 2025 Enables Cross-Domain Attacks and Persistent Access

Critical Golden dMSA Attack in Windows Server 2025 Enables Cross-Domain Attacks and Persistent Access

Jul 16, 2025Ravie LakshmananWindows Server / Enterprise Security Cybersecurity researchers have disclosed what they say is a “critical design flaw” in delegated Managed Service Accounts (dMSAs) introduced in Windows Server 2025. “The flaw can result… 

New Konfety Malware Variant Evades Detection by Manipulating APKs and Dynamic Code

New Konfety Malware Variant Evades Detection by Manipulating APKs and Dynamic Code

Cybersecurity researchers have discovered a new, sophisticated variant of a known Android malware referred to as Konfety that leverages the evil twin technique to enable ad fraud. The sneaky approach essentially involves a scenario wherein… 

Google Releases Critical Chrome Update for CVE-2025-6558 Exploit Active in the Wild

Google Releases Critical Chrome Update for CVE-2025-6558 Exploit Active in the Wild

Jul 16, 2025Ravie LakshmananBrowser Security / Zero-Day Google on Tuesday rolled out fixes for six security issues in its Chrome web browser, including one that it said has been exploited in the wild. The high-severity…