Most Servers on the Planet Are Vulnerable to This Firmware Code-Execution Flaw
The critical flaw in UEFI firmware—used by most server vendors and data centers—allows attackers to execute code early in the boot process.
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The critical flaw in UEFI firmware—used by most server vendors and data centers—allows attackers to execute code early in the boot process.
The China-nexus cyber espionage group known as Volt Typhoon has been attributed to a now-disrupted covert access network dubbed Silent Train that has been put to use for zero-day exploitation and strategic access. "First identified in late 2023, Silent Train uses rotating chains of compromised SOHO, IoT, and enterprise infrastructure," Lumen Technologies Black Lotus Labs said in a report shared
The China-linked threat group has used the “Silent Train” framework, built on a series of rapidly rotating compromised devices, to infiltrate hundreds of critical infrastructure networks. The post Researchers uncover Volt Typhoon’s covert, ephemeral network appeared first on CyberScoop.
A critical 16-year-old flaw in EDK II, the open-source code that most hardware makers use to build UEFI firmware, can allow an attacker to run code on a machine before its operating system loads, but only while the machine is booting over the network. UEFI firmware is the software that runs first when a computer is switched on, before the operating system. An attacker who can reach the machine
CVE-2026-97631: A 16-year-old UEFI flaw (CVSS score of 9.5/10) enables pre-OS code execution. Exposed servers need firmware patches and checks. A critical flaw, tracked as CVE-2026-97631 (CVSS score of 9.5), in the firmware that boots most of the world’s servers is now public, and the patch details came out months early. The bug affects TianoCore […]
Four EPICS Base flaws found by an autonomous system could let attackers crash processes at particle accelerators and fusion labs. The post Long-Hidden Flaws Patched in EPICS Research Facility Control Software appeared first on SecurityWeek.
During our research, we discovered a denial-of-service vulnerability that could affect millions of Intelbras IP camera systems built on the platform platform of a popular Chinese manufacturer.
Attackers are starting to exploit AI systems to mount attacks in the same way they once relied on built-in enterprise tools such as PowerShell. Instead of relying on malware, cybercriminals are increasingly abusing AI tools enterprises depend on — a trend some experts describe as “living off the AI land.” The expanded abuse of AI ecosystems features a growing array of tactics, including poisoned models, compromised M…
Critical flaw in EDK2 allows attackers to execute code early in the boot process.
AI is widening the attack surface of the critical infrastructure facilities and services that state, local, and education (SLED) organizations run. In the final post of our Cybersecurity Awareness Month series, we explain how a whole-of-state security approach can help SLED agencies protect their critical infrastructure.Key takeawaysBecause cyber attackers prey on under-resourced targets, they often go after SLED org…
Ukraine warns that attackers can remotely access Dahua cameras and recorders via Easy4IP, viewing video and changing settings. Ukraine’s cyber incident response team CERT-UA has warned about attackers taking over video surveillance systems made by Dahua. In its alert dated October 23, 2026, it reports unauthorized remote access to IP cameras and video recorders. The […]
Blue Initiative indexes nearly 30,000 IT and OT vulnerabilities relevant to ships and ports, 37 of them in maritime-specific products. The post Maritime Coalition Launches Free Vulnerability Database for Ship and Port Systems appeared first on SecurityWeek.
Siemens, Schneider Electric, ABB and others have confirmed that some of their products are affected by the PHP2Shell vulnerabilities. The post Industrial Vendors Check Products for PHP2Shell Vulnerabilities appeared first on SecurityWeek.
Blue Initiative launches a new vulnerability database for IT and OT CVEs relevant to the maritime industry
Built on an evolutionary engine first released in 2018, STAR Fuzzer by Bright Security finds crashes, memory exhaustion and memory-safety bugs in security-critical code without a running application. In its first open source research run, it found High or Critical issues in 45% of the projects tested, and in its first month of availability it produced ten published findings in eight projects, including the Crystal st…
Diplomatic organizations in Central Asia have been targeted by a sophisticated new Unified Extensible Firmware Interface (UEFI) bootkit called BlackX. The activity, which singled out diplomatic entities in Tajikistan, Uzbekistan, and Turkmenistan in early 2026, is suspected to be orchestrated by a China-linked state-sponsored hacking group known as APT41, Kaspersky said in a technical report
Every security checklist starts with the basics: strong passwords, multifactor authentication, spotting phishing, and keeping software up to date. All four protect what happens after a laptop starts. But some attackers are more focused on what happens before. That’s the domain of the BIOS, the first code that runs when a laptop powers on. It checks the hardware, then hands control to the operating system. Malware pla…
Two critical vulnerabilities discovered in the widely-used PHP programming language have shaken up enterprises, and the ramifications will take some time to truly understand. But one of the lesser-known stories centers around disclosure. According to The PHP Foundation, several organizations had agreed to a coordinated release detailing the critical flaws and mitigation actions, but cybersecurity firm Chainguard “unl…
Bulletin ID: 2026-147-AWS Scope: AWS Content Type: Important (requires attention) Publication Date: 10/22/2026 13:30 PM PDT Description: aws-c-mqtt is a C99 implementation of the MQTT 3.1.1 and MQTT5 specifications, distributed as part of the AWS Common Runtime (CRT) and bundled in the AWS IoT Device SDK for C++ v2. We identified CVE-2026-115417, a memory allocation with excessive size value (CWE-789) in the library'…
Two critical PHP vulnerabilities (CVE-2026-109618 and CVE-2026-109619) pose a risk to home users and their data. We explain the danger and how to stay protected.
Des centaines de magasins ont subi des pertes se chiffrant en millions d'euros parce qu'ils avaient fait appel à des tiers pour gérer le micrologiciel OT obsolète qui pilotait leurs systèmes de climatisation.
Shadow AI used to be confined to a few simple scenarios, such as AI chatbots and AI browser extensions. Today, it spans a broad spectrum of complex vectors, making it harder to detect and control. In the latest installment of our Cybersecurity Awareness Month blog series, learn how employee security training, AI usage governance, and exposure management can help you tackle shadow AI successfully.Key takeawaysIntegrat…
Advisory at a Glance Title #StopRansomware: SafePay Ransomware Original Publication October 20, 2026 Executive Summary This advisory details recent activity by the SafePay ransomware group. SafePay actors have been highly active since August 2024, targeting businesses and critical infrastructure across North America, South America, Europe, and Australia. SafePay actors typically gain access to networks by stealing or…
Most OT devices at utilities, factories, and elsewhere have been deployed for a decade or more, but operators need to get agile and deploy new cyber defenses.
Bulletin ID: 2026-139-AWS Scope: AWS Content Type: Important (requires attention) Publication Date: 10/16/2026 10:15 AM PDT Description: FreeRTOS-Plus-TCP is an open-source, thread-safe TCP/IP stack for the FreeRTOS kernel, distributed by Amazon for use on embedded and IoT devices. AWS identified two issues with FreeRTOS-Plus-TCP, affecting multiple versions. CVE-2026-102551: improper verification of the source of a…
Noteworthy stories that might have slipped under the radar: BofA adds 1,000 patching contractors, KGB RAT pairs data theft with jump scares, and Langflow flaw under attack. The post In Other News: ICS-Sniper Attack, Hacking XWorm Malware Operators, $250k Chrome Exploit appeared first on SecurityWeek.
For years, the Essential Eight has been the go-to checklist for Australian organisations defending against cyber attacks. That is now changing. The Australian Signals Directorate (ASD) has launched ASD Essentials, a new cyber security framework that evolves the Essential Eight into a broader set of guidance covering enterprise IT, operational technology and cloud environments. The shift is more than a rebrand. It cha…
A calendar invite is one of the most routine messages in the modern workplace. It lands in the inbox, asks for a few seconds of attention, and is rarely questioned. Attackers know this, and they are now using fake meeting invitations to steal Microsoft account credentials. We have identified several large-scale phishing campaigns that abuse fake calendar invites to harvest credentials. Some arrive as an .ics attachme…
Ein Angreifer mit physischem Zugriff kann eine Schwachstelle in Insyde UEFI Firmware ausnutzen, um einen nicht näher spezifizierten Angriff durchzuführen.
Roughly 700 French supermarkets were hit by the cyberattacks, for which no group has claimed responsibility. The post Supermarket Refrigeration Attack Widens to Copeland, Dixell Controllers appeared first on SecurityWeek.