MetaMask Security Incident Prompts Exit of Affected Ethereum Validators

MetaMask on Thursday said it's responding to what it described as an "ongoing security incident" impacting part of its infrastructure. "We are actively addressing and remediating the issue internally, in coordination with external partners and security advisors," the software cryptocurrency walle...

OpenSSL HollowByte Flaw Could Freeze Server Memory with 11-Byte TLS Requests

Eleven bytes will make an unpatched OpenSSL server set aside up to 131 KB of memory for a message that never arrives. On the glibc systems Okta tested, that memory is gone until the process restarts. OpenSSL shipped the HollowByte fix in June with no CVE, no advisory, and no changelog entry...

How to Steer AI Adoption: A CISO Guide

CISOs are finding themselves more involved in AI teams, often leading the cross-functional effort and AI strategy. But there aren't many resources to guide them on what their role should look like or what they should bring to these meetings. We've pulled together a framework for security leaders ...

Critical Flaw in Microchip ASF Exposes IoT Devices to Remote Code Execution Risk

A critical security flaw has been disclosed in the Microchip Advanced Software Framework ASF that, if successfully exploited, could lead to remote code execution. The vulnerability, tracked as CVE-2024-7490, carries a CVSS score of 9.5 out of a maximum of 10.0. It has been described as a...

FBI Cracks Down on Dark Web Marketplace Managed by Russian and Kazakh Nationals

Two men have been indicted in the U.S. for their alleged involvement in managing a dark web marketplace called WWH Club that specializes in the sale of sensitive personal and financial information. Alex Khodyrev, a 35-year-old Kazakhstan national, and Pavel Kublitskii, a 37-year-old Russian...

CISA Warns of Critical Jenkins Vulnerability Exploited in Ransomware Attacks

The U.S. Cybersecurity and Infrastructure Security Agency CISA has added a critical security flaw impacting Jenkins to its Known Exploited Vulnerabilities KEV catalog, following its exploitation in ransomware attacks. The vulnerability, tracked as CVE-2024-23897 CVSS score: 9.8, is a path travers...

Researchers Uncover Flaws in Windows Smart App Control and SmartScreen

Cybersecurity researchers have uncovered design weaknesses in Microsoft's Windows Smart App Control and SmartScreen that could enable threat actors to gain initial access to target environments without raising any warnings. Smart App Control SAC is a cloud-powered security feature introduced by...

Mirai Botnet targeting OFBiz Servers Vulnerable to Directory Traversal

Enterprise Resource Planning ERP Software is at the heart of many enterprising supporting human resources, accounting, shipping, and manufacturing. These systems can become very complex and difficult to maintain. They are often highly customized, which can make patching difficult. However, critic...

Chinese Hackers Target Japanese Firms with LODEINFO and NOOPDOOR Malware

Japanese organizations are the target of a Chinese nation-state threat actor that leverages malware families like LODEINFO and NOOPDOOR to harvest sensitive information from compromised hosts while stealthily remaining under the radar in some cases for a time period ranging from two to three year...

New Malware Targets Exposed Docker APIs for Cryptocurrency Mining

Cybersecurity researchers have uncovered a new malware campaign that targets publicly exposed Docket API endpoints with the aim of delivering cryptocurrency miners and other payloads. Included among the tools deployed is a remote access tool that's capable of downloading and executing more...

Zero-Day Alert: Critical Palo Alto Networks PAN-OS Flaw Under Active Attack

Palo Alto Networks is warning that a critical flaw impacting PAN-OS software used in its GlobalProtect gateways is being actively exploited in the wild. Tracked as CVE-2024-3400, the issue has a CVSS score of 10.0, indicating maximum severity. "A command injection vulnerability in the GlobalProte...

Demystifying a Common Cybersecurity Myth

One of the most common misconceptions in file upload cybersecurity is that certain tools are "enough" on their own—this is simply not the case. In our latest whitepaper OPSWAT CEO and Founder, Benny Czarny, takes a comprehensive look at what it takes to prevent malware threats in today's...

Malicious 'SNS Sender' Script Abuses AWS for Bulk Smishing Attacks

A malicious Python script known as SNS Sender is being advertised as a way for threat actors to send bulk smishing messages by abusing Amazon Web Services AWS Simple Notification Service SNS. The SMS phishing messages are designed to propagate malicious links that are designed to capture victims'...

Critical Boot Loader Vulnerability in Shim Impacts Nearly All Linux Distros

The maintainers of shim have released version 15.8 to address six security flaws, including a critical bug that could pave the way for remote code execution under specific circumstances. Tracked as CVE-2023-40547 CVSS score: 9.8, the vulnerability could be exploited to achieve a Secure Boot bypas...

Researchers Uncover How Outlook Vulnerability Could Leak Your NTLM Passwords

A now-patched security flaw in Microsoft Outlook could be exploited by threat actors to access NT LAN Manager NTLM v2 hashed passwords when opening a specially crafted file. The issue, tracked as CVE-2023-35636 CVSS score: 6.5, was addressed by the tech giant as part of its Patch Tuesday updates...

New Rugmi Malware Loader Surges with Hundreds of Daily Detections

A new malware loader is being used by threat actors to deliver a wide range of information stealers such as Lumma Stealer aka LummaC2, Vidar, RecordBreaker aka Raccoon Stealer V2, and Rescoms. Cybersecurity firm ESET is tracking the trojan under the name Win/TrojanDownloader.Rugmi. "This malware ...

New Sneaky Xamalicious Android Malware Hits Over 327,000 Devices

A new Android backdoor has been discovered with potent capabilities to carry out a range of malicious actions on infected devices. Dubbed Xamalicious by the McAfee Mobile Research Team, the malware is so named for the fact that it's developed using an open-source mobile app framework called Xamar...

How to Handle Retail SaaS Security on Cyber Monday

If forecasters are right, over the course of today, consumers will spend $13.7 billion. Just about every click, sale, and engagement will be captured by a CRM platform. Inventory applications will trigger automated re-orders; communication tools will send automated email and text messages...

Alert: New WailingCrab Malware Loader Spreading via Shipping-Themed Emails

Delivery- and shipping-themed email messages are being used to deliver a sophisticated malware loader known as WailingCrab. "The malware itself is split into multiple components, including a loader, injector, downloader and backdoor, and successful requests to C2-controlled servers are often...

Google Warns How Hackers Could Abuse Calendar Service as a Covert C2 Channel

Google is warning of multiple threat actors sharing a public proof-of-concept PoC exploit that leverages its Calendar service to host command-and-control C2 infrastructure. The tool, called Google Calendar RAT GCR, employs Google Calendar Events for C2 using a Gmail account. It was first publishe...

Take an Offensive Approach to Password Security by Continuously Monitoring for Breached Passwords

Passwords are at the core of securing access to an organization's data. However, they also come with security vulnerabilities that stem from their inconvenience. With a growing list of credentials to keep track of, the average end-user can default to shortcuts. Instead of creating a strong and...

DarkGate Malware Activity Spikes as Developer Rents Out Malware to Affiliates

A new malspam campaign has been observed deploying an off-the-shelf malware called DarkGate. "The current spike in DarkGate malware activity is plausible given the fact that the developer of the malware has recently started to rent out the malware to a limited number of affiliates," Telekom...

NoFilter Attack: Sneaky Privilege Escalation Method Bypasses Windows Security

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 LSASS Shtinkering,...

CAPTCHA-Breaking Services with Human Solvers Helping Cybercriminals Defeat Security

Cybersecurity researchers are warning about CAPTCHA-breaking services that are being offered for sale to bypass systems designed to distinguish legitimate users from bot traffic. "Because cybercriminals are keen on breaking CAPTCHAs accurately, several services that are primarily geared toward th...

GhostToken Flaw Could Let Attackers Hide Malicious Apps in Google Cloud Platform

Cybersecurity researchers have disclosed details of a now-patched zero-day flaw in Google Cloud Platform GCP that could have enabled threat actors to conceal an unremovable, malicious application inside a victim's Google account. Dubbed GhostToken by Israeli cybersecurity startup Astrix Security,...

Hackers Exploiting Remote Desktop Software Flaws to Deploy PlugX Malware

Security vulnerabilities in remote desktop programs such as Sunlogin and AweSun are being exploited by threat actors to deploy the PlugX malware. AhnLab Security Emergency Response Center ASEC, in a new analysis, said it marks the continued abuse of the flaws to deliver a variety of payloads on...

Critical Security Vulnerabilities Discovered in Netcomm and TP-Link Routers

Security vulnerabilities have been disclosed in Netcomm and TP-Link routers, some of which could be weaponized to achieve remote code execution. The flaws, tracked as CVE-2022-4873 and CVE-2022-4874, concern a case of stack-based buffer overflow and authentication bypass and impact Netcomm router...

Researcher Uncovers Potential Wiretapping Bugs in Google Home Smart Speakers

A security researcher was awarded a bug bounty of $107,500 for identifying security issues in Google Home smart speakers that could be exploited to install backdoors and turn them into wiretapping devices. The flaws "allowed an attacker within wireless proximity to install a 'backdoor' account on...

GuLoader Malware Utilizing New Techniques to Evade Security Software

Cybersecurity researchers have exposed a wide variety of techniques adopted by an advanced malware downloader called GuLoader to evade security software. "New shellcode anti-analysis technique attempts to thwart researchers and hostile environments by scanning entire process memory for any virtua...

BazarCall Call Back Phishing Attacks Constantly Evolving Its Social Engineering Tactics

The operators behind the BazaCall call back phishing method have continued to evolve with updated social engineering tactics to deploy malware on targeted networks. The scheme eventually acts as an entry point to conduct financial fraud or facilitate the delivery of next-stage payloads such as...

Cybercrime Groups Increasingly Adopting Sliver Command-and-Control Framework

Nation-state threat actors are increasingly adopting and integrating the Sliver command-and-control C2 framework in their intrusion campaigns as a replacement for Cobalt Strike. "Given Cobalt Strike's popularity as an attack tool, defenses against it have also improved over time," Microsoft...

Critical FileWave MDM Flaws Open Organization-Managed Devices to Remote Hackers

FileWave's mobile device management MDM system has been found vulnerable to two critical security flaws that could be leveraged to carry out remote attacks and seize control of a fleet of devices connected to it. "The vulnerabilities are remotely exploitable and enable an attacker to bypass...

Pakistani Hackers Targeting Indian Students in Latest Malware Campaign

The advanced persistent threat APT group known as Transparent Tribe has been attributed to a new ongoing phishing campaign targeting students at various educational institutions in India at least since December 2021. "This new campaign also suggests that the APT is actively expanding its network ...

TrickBot Gang Shifted its Focus on "Systematically" Targeting Ukraine

In what's being described as an "unprecedented" twist, the operators of the TrickBot malware have resorted to systematically targeting Ukraine since the onset of the war in late February 2022. The group is believed to have orchestrated at least six phishing campaigns aimed at targets that align...

Researchers Detail Bug That Could Paralyze Snort Intrusion Detection System

Details have emerged about a now-patched security vulnerability in the Snort intrusion detection and prevention system that could trigger a denial-of-service DoS condition and render it powerless against malicious traffic. Tracked as CVE-2022-20685, the vulnerability is rated 7.5 for severity and...

Download the Essential Guide to Response Automation

In the classic children's movie 'The Princess Bride,' one of the characters utters the phrase, "You keep using that word. I do not think it means what you think it means." It's freely used as a response to someone's misuse or misunderstanding of a word or phrase. "Response Automation" is another...

Cybercriminals Now Using Plex Media Servers to Amplify DDoS Attacks

A new distributed denial-of-service attack DDoS vector has ensnared Plex Media Server systems to amplify malicious traffic against targets to take them offline. "Plex's startup processes unintentionally expose a Plex UPnP-enabled service registration responder to the general Internet, where it ca...

Advanced StrongPity Hackers Target Syria and Turkey with Retooled Spyware

Cybersecurity researchers today uncovered new details of watering hole attacks against the Kurdish community in Syria and Turkey for surveillance and intelligence exfiltration purposes. The advanced persistent threat behind the operation, called StrongPity, has retooled with new tactics to contro...

U.S. Charges 4 Chinese Military Hackers Over Equifax Data Breach

The United States Department of Justice today announced charges against 4 Chinese military hackers who were allegedly behind the Equifax data breach that exposed the personal and financial data of nearly 150 million Americans. In a joint press conference held today with the Attorney General Willi...

Two Former Twitter Employees Caught Spying On Users For Saudi Arabia

Two former employees of Twitter have been charged with spying on thousands of Twitter user accounts on behalf of the Saudi Arabian government, likely with the purpose of unmasking the identity of dissidents. According to an indictment filed on November 5 and unsealed just yesterday, one of the...

Stealthy Microsoft SQL Server Backdoor Malware Spotted in the Wild

Cybersecurity researchers claim to have discovered a previously undocumented backdoor specifically designed for Microsoft SQL servers that could allow a remote attacker to control an already compromised system stealthily. Dubbed Skip-2.0, the backdoor malware is a post-exploitation tool that runs...

Feds Shut Down Largest Dark Web Child Abuse Site; South Korean Admin Arrested

The United States Department of Justice said today that they had arrested hundreds of criminals in a global crackdown after taking down the largest known child porn site on the dark web and tracing payments made in bitcoins. With an international coalition of law enforcement agencies, federal...

Adobe Releases Security Patches For Critical Flash Player Vulnerabilities

It's Patch Tuesday again—the day of the month when both Adobe and Microsoft release security patches for vulnerabilities in their software. Adobe has just released its monthly security updates to address a total of 3 security vulnerabilities in only two of its products this time—Adobe Flash Playe...

WARNING — Malware Found in CamScanner Android App With 100+ Million Users

Beware! Attackers can remotely hijack your Android device and steal data stored on it, if you are using free version of CamScanner, a highly-popular Phone PDF creator app with more than 100 million downloads on Google Play Store. So, to be safe, just uninstall the CamScanner app from your Android...

Cynet Offers Free Threat Assessment for Mid-Sized and Large Organizations

Visibility into an environment attack surface is the fundamental cornerstone to sound security decision making. However, the standard process of 3rd party threat assessment as practiced today is both time consuming and expensive. Cynet changes the rules of the game with a free threat assessment...

Python-Based Adware Evolves to Install Malicious Browser Extensions

Security researchers have been warning of a few newly detected variants of python-based adware that are being distributed in the wild not only to inject ads but also found installing malicious browser extensions and hidden cryptocurrency miner into victims' computers. Dubbed PBot, or PythonBot, t...

How to Find Out Everything Facebook Knows About You

Facebook CEO Mark Zuckerberg will testify before Congress this week to explain how his company collects and handles users' personal information. The past few weeks have been difficult for Facebook over concerns that the data of millions of users has been breached. Facebook stores details of almos...

2-Year-Old Linux Kernel Issue Resurfaces As High-Risk Flaw

A bug in Linux kernel that was discovered two years ago, but was not considered a security threat at that time, has now been recognised as a potential local privilege escalation flaw. Identified as CVE-2017-1000253, the bug was initially discovered by Google researcher Michael Davidson in April...

AI-Generated Exploit Scripts Target Siemens S7 PLCs in U.S. Critical Infrastructure

The U.S. government on Wednesday warned of an "active threat" targeting critical infrastructure organizations in the country using artificial intelligence AI-generated exploit scripts. The activity is targeting Siemens S7 SeriesProgrammable Logic Controllers PLCs to conduct reconnaissance and...

Researcher Drops New Windows Zero-Day PoC Hours After Microsoft Patch Tuesday

Security researcher Chaotic Eclipse aka Nightmare-Eclipse has released a new proof-of-concept PoC exploit called LegacyHive. It has been described as a Windows User Profile Service arbitrary hive load elevation of privileges vulnerability. The Windows User Profile Service, also referred to as...