Threat actors have been observed abusing a high-impact reflection/amplification method to stage sustained distributed denial-of-service (DDoS) attacks for up to 14 hours with a record-breaking amplification ratio of 4,294,967,296 to 1. The attack vector – dubbed TP240PhoneHome (CVE-2022-26143) – has been weaponized to launch significant DDoS attacks targeting broadband access … [Read more...] about Hackers Abuse Mitel Devices to Amplify DDoS Attacks by 4 Billion Times
Devices
New 16 High-Severity UEFI Firmware Flaws Discovered in Millions of HP Devices
Cybersecurity researchers on Tuesday disclosed 16 new high-severity vulnerabilities in various implementations of Unified Extensible Firmware Interface (UEFI) firmware impacting multiple HP enterprise devices. The shortcomings, which have CVSS scores ranging from 7.5 to 8.8, have been uncovered in HP's UEFI firmware. The variety of devices affected includes HP's laptops, … [Read more...] about New 16 High-Severity UEFI Firmware Flaws Discovered in Millions of HP Devices
Critical Bugs in TerraMaster TOS Could Open NAS Devices to Remote Hacking
Researchers have disclosed details of critical security vulnerabilities in TerraMaster network-attached storage (TNAS) devices that could be chained to attain unauthenticated remote code execution with the highest privileges. The issues reside in TOS, an abbreviation for TerraMaster Operating System, and "can grant unauthenticated attackers access to the victim's box simply by … [Read more...] about Critical Bugs in TerraMaster TOS Could Open NAS Devices to Remote Hacking
Hackers Planted Fake Digital Evidence on Devices of Indian Activists and Lawyers
A previously unknown hacking group has been linked to targeted attacks against human rights activists, human rights defenders, academics, and lawyers across India in an attempt to plant "incriminating digital evidence." Cybersecurity firm SentinelOne attributed the intrusions to a group it tracks as "ModifiedElephant," an elusive threat actor that's been operational since at … [Read more...] about Hackers Planted Fake Digital Evidence on Devices of Indian Activists and Lawyers
QNAP Warns of DeadBolt Ransomware Targeting Internet-Facing NAS Devices
Taiwanese company QNAP has warned customers to secure network-attached storage (NAS) appliances and routers against a new ransomware variant called DeadBolt. "DeadBolt has been widely targeting all NAS exposed to the Internet without any protection and encrypting users' data for Bitcoin ransom," the company said. "QNAP urges all QNAP NAS users to […] immediately update QTS to … [Read more...] about QNAP Warns of DeadBolt Ransomware Targeting Internet-Facing NAS Devices
Detecting Evasive Malware on IoT Devices Using Electromagnetic Emanations
Cybersecurity researchers have proposed a novel approach that leverages electromagnetic field emanations from the Internet of Things (IoT) devices as a side-channel to glean precise knowledge about the different kinds of malware targeting the embedded systems, even in scenarios where obfuscation techniques have been applied to hinder analysis. With the rapid adoption of IoT … [Read more...] about Detecting Evasive Malware on IoT Devices Using Electromagnetic Emanations
New EwDoor Botnet Targeting Unpatched AT&T Network Edge Devices
A newly discovered botnet capable of staging distributed denial-of-service (DDoS) attacks targeted unpatched Ribbon Communications (formerly Edgewater Networks) EdgeMarc appliances belonging to telecom service provider AT&T by exploiting a four-year-old flaw in the network appliances. Chinese tech giant Qihoo 360's Netlab network security division, which detected the botnet … [Read more...] about New EwDoor Botnet Targeting Unpatched AT&T Network Edge Devices
SonicWall Issues Patches for a New Critical Flaw in SMA 100 Series Devices
Network security company SonicWall has addressed a critical security vulnerability affecting its Secure Mobile Access (SMA) 100 series appliances that can permit remote, unauthenticated attackers to gain administrator access on targeted devices remotely. Tracked as CVE-2021-20034, the arbitrary file deletion flaw is rated 9.1 out of a maximum of 10 on the CVSS scoring system, … [Read more...] about SonicWall Issues Patches for a New Critical Flaw in SMA 100 Series Devices
Apple Delays Plans to Scan Devices for Child Abuse Images After Privacy Backlash
Apple is temporarily hitting the pause button on its controversial plans to screen users' devices for child sexual abuse material (CSAM) after receiving sustained blowback over worries that the tool could be weaponized for mass surveillance and erode the privacy of users. "Based on feedback from customers, advocacy groups, researchers, and others, we have decided to take … [Read more...] about Apple Delays Plans to Scan Devices for Child Abuse Images After Privacy Backlash
Critical ThroughTek SDK Bug Could Let Attackers Spy On Millions of IoT Devices
A security vulnerability has been found affecting several versions of ThroughTek Kalay P2P Software Development Kit (SDK), which could be abused by a remote attacker to take control of an affected device and potentially lead to remote code execution. Tracked as CVE-2021-28372 (CVSS score: 9.6) and discovered by FireEye Mandiant in late 2020, the weakness concerns an improper … [Read more...] about Critical ThroughTek SDK Bug Could Let Attackers Spy On Millions of IoT Devices