Sep 13, 2023THNKubernetes / Cloud Security Three interrelated high-severity security flaws discovered in Kubernetes could be exploited to achieve remote code execution with elevated privileges on Windows endpoints within a cluster. The issues, tracked as CVE-2023-3676, CVE-2023-3893, and CVE-2023-3955, carry CVSS scores of 8.8 and impact all Kubernetes environments with
Aug 17, 2023THNEndpoint Security / Vulnerability A previously undetected attack method called NoFilter has been found to abuse the Windows Filtering Platform (WFP) to achieve privilege escalation in the Windows operating system. “If an attacker has the ability to execute code with admin privilege and the target is to perform
Jul 24, 2023THNWindows Security / Zero-Day Zero-day vulnerabilities in Windows Installers for the Atera remote monitoring and management software could act as a springboard to launch privilege escalation attacks. The flaws, discovered by Mandiant on February 28, 2023, have been assigned the identifiers CVE-2023-26077 and CVE-2023-26078, with the issues remediated
Jul 06, 2023Ravie LakshmananEndpoint Security / Malware The Iranian nation-state actor known as TA453 has been linked to a new set of spear-phishing attacks that infect both Windows and macOS operating systems with malware. “TA453 eventually used a variety of cloud hosting providers to deliver a novel infection chain that
Jun 23, 2023Ravie LakshmananThreat Intel / Endpoint Security The U.S. National Security Agency (NSA) on Thursday released guidance to help organizations detect and prevent infections of a Unified Extensible Firmware Interface (UEFI) bootkit called BlackLotus. To that end, the agency is recommending that “infrastructure owners take action by hardening user
Jun 14, 2023Ravie LakshmananZero-Day / Network Security The Chinese state-sponsored group known as UNC3886 has been found to exploit a zero-day flaw in VMware ESXi hosts to backdoor Windows and Linux systems. The VMware Tools authentication bypass vulnerability, tracked as CVE-2023-20867 (CVSS score: 3.9), “enabled the execution of privileged commands
Jun 14, 2023Ravie LakshmananCyber Threat / Malware A new Golang-based information stealer called Skuld has compromised Windows systems across Europe, Southeast Asia, and the U.S. “This new malware strain tries to steal sensitive information from its victims,” Trellix researcher Ernesto Fernández Provecho said in a Tuesday analysis. “To accomplish this
Jun 14, 2023Ravie LakshmananPatch Tuesday / Vulnerability Microsoft has rolled out fixes for its Windows operating system and other software components to remediate major security shortcomings as part of Patch Tuesday updates for June 2023. Of the 73 flaws, six are rated Critical, 63 are rated Important, two are rated
Jun 08, 2023Ravie LakshmananEndpoint Security / Zero-Day Details have emerged about a now-patched actively exploited security flaw in Microsoft Windows that could be abused by a threat actor to gain elevated privileges on affected systems. The vulnerability, tracked as CVE-2023-29336, is rated 7.8 for severity and concerns an elevation of
May 10, 2023Ravie LakshmananVulnerability / Windows Cybersecurity researchers have shared details about a now-patched security flaw in Windows MSHTML platform that could be abused to bypass integrity protections on targeted machines. The vulnerability, tracked as CVE-2023-29324 (CVSS score: 6.5), has been described as a security feature bypass. It was addressed