4-Step Approach to Mapping and Securing Your Organization's Most Critical Assets

You’re probably familiar with the term “critical assets”. These are the technology assets within your company's IT infrastructure that are essential to the functioning of your organization. If anything happens to these assets, such as application servers, databases, or privileged identities, the ramifications to your security posture can be severe.  But is every technology asset considered

TP-Link Gaming Router Vulnerability Exposes Users to Remote Code Attacks

A maximum-severity security flaw has been disclosed in the TP-Link Archer C5400X gaming router that could lead to remote code execution on susceptible devices by sending specially crafted requests. The vulnerability, tracked as CVE-2024-5035, carries a CVSS score of 10.0. It impacts all versions of the router firmware including and prior to 1_1.1.6. It has&nbsp

Experts Find Flaw in Replicate AI Service Exposing Customers' Models and Data

Cybersecurity researchers have discovered a critical security flaw in an artificial intelligence (AI)-as-a-service provider Replicate that could have allowed threat actors to gain access to proprietary AI models and sensitive information. "Exploitation of this vulnerability would have allowed unauthorized access to the AI prompts and results of all Replicate's platform customers,"

Update Chrome Browser Now: 4th Zero-Day Exploit Discovered in May 2024

Google on Thursday rolled out fixes to address a high-severity security flaw in its Chrome browser that it said has been exploited in the wild. Assigned the CVE identifier CVE-2024-5274, the vulnerability relates to a type confusion bug in the V8 JavaScript and WebAssembly engine. It was reported by Clément Lecigne of Google's Threat Analysis Group and Brendon Tiszka of

Ransomware Attacks Exploit VMware ESXi Vulnerabilities in Alarming Pattern

Ransomware attacks targeting VMware ESXi infrastructure follow an established pattern regardless of the file-encrypting malware deployed, new findings show. "Virtualization platforms are a core component of organizational IT infrastructure, yet they often suffer from inherent misconfigurations and vulnerabilities, making them a lucrative and highly effective target for threat actors to abuse,"

Ivanti Patches Critical Remote Code Execution Flaws in Endpoint Manager

Ivanti on Tuesday rolled out fixes to address multiple critical security flaws in Endpoint Manager (EPM) that could be exploited to achieve remote code execution under certain circumstances. Six of the 10 vulnerabilities – from CVE-2024-29822 through CVE-2024-29827 (CVSS scores: 9.6) – relate to SQL injection flaws that allow an unauthenticated attacker within the same network to

Rockwell Advises Disconnecting Internet-Facing ICS Devices Amid Cyber Threats

Rockwell Automation is urging its customers to disconnect all industrial control systems (ICSs) not meant to be connected to the public-facing internet to mitigate unauthorized or malicious cyber activity. The company said it's issuing the advisory due to "heightened geopolitical tensions and adversarial cyber activity globally." To that end, customers are required to take immediate

GHOSTENGINE Exploits Vulnerable Drivers to Disable EDRs in Cryptojacking Attack

Cybersecurity researchers have discovered a new cryptojacking campaign that employs vulnerable drivers to disable known security solutions (EDRs) and thwart detection in what's called a Bring Your Own Vulnerable Driver (BYOVD) attack. Elastic Security Labs is tracking the campaign under the name REF4578 and the primary payload as GHOSTENGINE. Previous research from Chinese

MS Exchange Server Flaws Exploited to Deploy Keylogger in Targeted Attacks

An unknown threat actor is exploiting known security flaws in Microsoft Exchange Server to deploy a keylogger malware in attacks targeting entities in Africa and the Middle East. Russian cybersecurity firm Positive Technologies said it identified over 30 victims spanning government agencies, banks, IT companies, and educational institutions. The first-ever compromise dates back to 2021. "This

Zoom Adopts NIST-Approved Post-Quantum End-to-End Encryption for Meetings

Popular enterprise services provider Zoom has announced the rollout of post-quantum end-to-end encryption (E2EE) for Zoom Meetings, with support for Zoom Phone and Zoom Rooms coming in the future. "As adversarial threats become more sophisticated, so does the need to safeguard user data," the company said in a statement. "With the launch of post-quantum E2EE, we are doubling down on

Malware Delivery via Cloud Services Exploits Unicode Trick to Deceive Users

A new attack campaign dubbed CLOUD#REVERSER has been observed leveraging legitimate cloud storage services like Google Drive and Dropbox to stage malicious payloads. "The VBScript and PowerShell scripts in the CLOUD#REVERSER inherently involves command-and-control-like activities by using Google Drive and Dropbox as staging platforms to manage file uploads and downloads," Securonix

Researchers Uncover Flaws in Python Package for AI Models and PDF.js Used by Firefox

A critical security flaw has been disclosed in the llama_cpp_python Python package that could be exploited by threat actors to achieve arbitrary code execution. Tracked as CVE-2024-34359 (CVSS score: 9.7), the flaw has been codenamed Llama Drama by software supply chain security firm Checkmarx. "If exploited, it could allow attackers to execute arbitrary code on your system,

NextGen Healthcare Mirth Connect Under Attack - CISA Issues Urgent Warning

The U.S. Cybersecurity and Infrastructure Security Agency (CISA) on Monday added a security flaw impacting NextGen Healthcare Mirth Connect to its Known Exploited Vulnerabilities (KEV) catalog, citing evidence of active exploitation. The flaw, tracked as CVE-2023-43208 (CVSS score: N/A), concerns a case of unauthenticated remote code execution arising from an incomplete

"Linguistic Lumberjack" Vulnerability Discovered in Popular Logging Utility Fluent Bit

Cybersecurity researchers have discovered a critical security flaw in a popular logging and metrics utility called Fluent Bit that could be exploited to achieve denial-of-service (DoS), information disclosure, or remote code execution. The vulnerability, tracked as CVE-2024-4323, has been codenamed Linguistic Lumberjack by Tenable Research. It impacts versions from 2.0.7 through

Foxit PDF Reader Flaw Exploited by Hackers to Deliver Diverse Malware Arsenal

Multiple threat actors are weaponizing a design flaw in Foxit PDF Reader to deliver a variety of malware such as Agent Tesla, AsyncRAT, DCRat, NanoCore RAT, NjRAT, Pony, Remcos RAT, and XWorm. "This exploit triggers security warnings that could deceive unsuspecting users into executing harmful commands," Check Point said in a technical report. "This exploit has been used by multiple

Grandoreiro Banking Trojan Resurfaces, Targeting Over 1,500 Banks Worldwide

The threat actors behind the Windows-based Grandoreiro banking trojan have returned in a global campaign since March 2024 following a law enforcement takedown in January. The large-scale phishing attacks, likely facilitated by other cybercriminals via a malware-as-a-service (MaaS) model, target over 1,500 banks across the world, spanning more than 60 countries in Central and South

Kinsing Hacker Group Exploits More Flaws to Expand Botnet for Cryptojacking

The cryptojacking group known as Kinsing has demonstrated an ability to continuously evolve and adapt, proving to be a persistent threat by swiftly integrating newly disclosed vulnerabilities to the exploit arsenal and expand its botnet. The findings come from cloud security firm Aqua, which described the threat actor as actively orchestrating illicit cryptocurrency mining

New XM Cyber Research: 80% of Exposures from Misconfigurations, Less Than 1% from CVEs

A new report from XM Cyber has found – among other insights - a dramatic gap between where most organizations focus their security efforts, and where the most serious threats actually reside. The new report, Navigating the Paths of Risk: The State of Exposure Management in 2024, is based on hundreds of thousands of attack path assessments conducted by the XM Cyber

Kimsuky APT Deploying Linux Backdoor Gomir in South Korean Cyber Attacks

The Kimsuky (aka Springtail) advanced persistent threat (APT) group, which is linked to North Korea's Reconnaissance General Bureau (RGB), has been observed deploying a Linux version of its GoBear backdoor as part of a campaign targeting South Korean organizations. The backdoor, codenamed Gomir, is "structurally almost identical to GoBear, with extensive sharing of code between

CISA Warns of Actively Exploited D-Link Router Vulnerabilities - Patch Now

The U.S. Cybersecurity and Infrastructure Security Agency (CISA) on Thursday added two security flaws impacting D-Link routers to its Known Exploited Vulnerabilities (KEV) catalog, based on evidence of active exploitation. The list of vulnerabilities is as follows - CVE-2014-100005 - A cross-site request forgery (CSRF) vulnerability impacting D-Link DIR-600 routers that allows an

Researchers Uncover 11 Security Flaws in GE HealthCare Ultrasound Machines

Security researchers have disclosed almost a dozen security flaws impacting the GE HealthCare Vivid Ultrasound product family that could be exploited by malicious actors to tamper with patient data and even install ransomware under certain circumstances. "The impacts enabled by these flaws are manifold: from the implant of ransomware on the ultrasound machine to the access and manipulation of

(Cyber) Risk = Probability of Occurrence x Damage

Here’s How to Enhance Your Cyber Resilience with CVSS In late 2023, the Common Vulnerability Scoring System (CVSS) v4.0 was unveiled, succeeding the eight-year-old CVSS v3.0, with the aim to enhance vulnerability assessment for both industry and the public. This latest version introduces additional metrics like safety and automation to address criticism of lacking granularity while

Ebury Botnet Malware Compromises 400,000 Linux Servers Over Past 14 Years

A malware botnet called Ebury is estimated to have compromised 400,000 Linux servers since 2009, out of which more than 100,000 were still compromised as of late 2023. The findings come from Slovak cybersecurity firm ESET, which characterized it as one of the most advanced server-side malware campaigns for financial gain. "Ebury actors have been pursuing monetization activities [...],

Critical Flaws in Cacti Framework Could Let Attackers Execute Malicious Code

The maintainers of the Cacti open-source network monitoring and fault management framework have addressed a dozen security flaws, including two critical issues that could lead to the execution of arbitrary code. The most severe of the vulnerabilities are listed below - CVE-2024-25641 (CVSS score: 9.1) - An arbitrary file write vulnerability in the "Package Import" feature that

The 2024 Browser Security Report Uncovers How Every Web Session Could be a Security Minefield

With the browser becoming the most prevalent workspace in the enterprise, it is also turning into a popular attack vector for cyber attackers. From account takeovers to malicious extensions to phishing attacks, the browser is a means for stealing sensitive data and accessing organizational systems. Security leaders who are planning their security architecture

Severe Vulnerabilities in Cinterion Cellular Modems Pose Risks to Various Industries

Cybersecurity researchers have disclosed multiple security flaws in Cinterion cellular modems that could be potentially exploited by threat actors to access sensitive information and achieve code execution. "These vulnerabilities include critical flaws that permit remote code execution and unauthorized privilege escalation, posing substantial risks to integral communication networks and IoT

Malicious Python Package Hides Sliver C2 Framework in Fake Requests Library Logo

Cybersecurity researchers have identified a malicious Python package that purports to be an offshoot of the popular requests library and has been found concealing a Golang-version of the Sliver command-and-control (C2) framework within a PNG image of the project's logo.  The package employing this steganographic trickery is requests-darwin-lite, which has been

New Spectre-Style 'Pathfinder' Attack Targets Intel CPU, Leak Encryption Keys and Data

Researchers have discovered two novel attack methods targeting high-performance Intel CPUs that could be exploited to stage a key recovery attack against the Advanced Encryption Standard (AES) algorithm. The techniques have been collectively dubbed Pathfinder by a group of academics from the University of California San Diego, Purdue University, UNC Chapel

Russian Hacker Dmitry Khoroshev Unmasked as LockBit Ransomware Administrator

The U.K. National Crime Agency (NCA) has unmasked the administrator and developer of the LockBit ransomware operation, revealing it to be a 31-year-old Russian national named Dmitry Yuryevich Khoroshev. In addition, Khoroshev has been sanctioned by the U.K. Foreign, Commonwealth and Development Office (FCD), the U.S. Department of the Treasury’s Office of Foreign Assets Control (

APT42 Hackers Pose as Journalists to Harvest Credentials and Access Cloud Data

The Iranian state-backed hacking outfit called APT42 is making use of enhanced social engineering schemes to infiltrate target networks and cloud environments. Targets of the attack include Western and Middle Eastern NGOs, media organizations, academia, legal services and activists, Google Cloud subsidiary Mandiant said in a report published last week. "APT42 was

Xiaomi Android Devices Hit by Multiple Flaws Across Apps and System Components

Multiple security vulnerabilities have been disclosed in various applications and system components within Xiaomi devices running Android. "The vulnerabilities in Xiaomi led to access to arbitrary activities, receivers and services with system privileges, theft of arbitrary files with system privileges, [and] disclosure of phone, settings and Xiaomi account data," mobile security firm

New 'Cuckoo' Persistent macOS Spyware Targeting Intel and Arm Macs

Cybersecurity researchers have discovered a new information stealer targeting Apple macOS systems that's designed to set up persistence on the infected hosts and act as a spyware. Dubbed Cuckoo by Kandji, the malware is a universal Mach-O binary that's capable of running on both Intel- and Arm-based Macs. The exact distribution vector is currently unclear, although there are

New Guide Explains How to Eliminate the Risk of Shadow SaaS and Protect Corporate Data

SaaS applications are dominating the corporate landscape. Their increased use enables organizations to push the boundaries of technology and business. At the same time, these applications also pose a new security risk that security leaders need to address, since the existing security stack does not enable complete control or comprehensive monitoring of their usage.

Four Critical Vulnerabilities Expose HPE Aruba Devices to RCE Attacks

HPE Aruba Networking (formerly Aruba Networks) has released security updates to address critical flaws impacting ArubaOS that could result in remote code execution (RCE) on affected systems. Of the 10 security defects, four are rated critical in severity - CVE-2024-26304 (CVSS score: 9.8) - Unauthenticated Buffer Overflow Vulnerability in the L2/L3 Management Service Accessed via

Popular Android Apps Like Xiaomi, WPS Office Vulnerable to File Overwrite Flaw

Several popular Android applications available in Google Play Store are susceptible to a path traversal-affiliated vulnerability codenamed the Dirty Stream attack that could be exploited by a malicious app to overwrite arbitrary files in the vulnerable app's home directory. "The implications of this vulnerability pattern include arbitrary code execution and token theft,

Ukrainian REvil Hacker Sentenced to 13 Years and Ordered to Pay $16 Million

A Ukrainian national has been sentenced to more than 13 years in prison and ordered to pay $16 million in restitution for carrying out thousands of ransomware attacks and extorting victims. Yaroslav Vasinskyi (aka Rabotnik), 24, along with his co-conspirators part of the REvil ransomware group orchestrated more than 2,500 ransomware attacks and demanded ransom payments in

Dropbox Discloses Breach of Digital Signature Service Affecting All Users

Cloud storage services provider Dropbox on Wednesday disclosed that Dropbox Sign (formerly HelloSign) was breached by unidentified threat actors, who accessed emails, usernames, and general account settings associated with all users of the digital signature product. The company, in a filing with the U.S. Securities and Exchange Commission (SEC), said it became aware of the "

Bitcoin Forensic Analysis Uncovers Money Laundering Clusters and Criminal Proceeds

A forensic analysis of a graph dataset containing transactions on the Bitcoin blockchain has revealed clusters associated with illicit activity and money laundering, including detecting criminal proceeds sent to a crypto exchange and previously unknown wallets belonging to a Russian darknet market. The findings come from Elliptic in collaboration with researchers from the&

China-Linked 'Muddling Meerkat' Hijacks DNS to Map Internet on Global Scale

A previously undocumented cyber threat dubbed Muddling Meerkat has been observed undertaking sophisticated domain name system (DNS) activities in a likely effort to evade security measures and conduct reconnaissance of networks across the world since October 2019. Cloud security firm Infoblox described the threat actor as likely affiliated with the

New R Programming Vulnerability Exposes Projects to Supply Chain Attacks

A security vulnerability has been discovered in the R programming language that could be exploited by a threat actor to create a malicious RDS (R Data Serialization) file such that it results in code execution when loaded and referenced. The flaw, assigned the CVE identifier CVE-2024-27322 (CVSS score: 8.8), "involves the use of promise objects and lazy evaluation in R," AI application

Navigating the Threat Landscape: Understanding Exposure Management, Pentesting, Red Teaming and RBVM

It comes as no surprise that today's cyber threats are orders of magnitude more complex than those of the past. And the ever-evolving tactics that attackers use demand the adoption of better, more holistic and consolidated ways to meet this non-stop challenge. Security teams constantly look for ways to reduce risk while improving security posture, but many

Sandbox Escape Vulnerabilities in Judge0 Expose Systems to Complete Takeover

Multiple critical security flaws have been disclosed in the Judge0 open-source online code execution system that could be exploited to obtain code execution on the target system. The three flaws, all critical in nature, allow an "adversary with sufficient access to perform a sandbox escape and obtain root permissions on the host machine," Australian

Okta Warns of Unprecedented Surge in Proxy-Driven Credential Stuffing Attacks

Identity and access management (IAM) services provider Okta has warned of a spike in the "frequency and scale" of credential stuffing attacks aimed at online services. These unprecedented attacks, observed over the last month, are said to be facilitated by "the broad availability of residential proxy services, lists of previously stolen credentials ('combo lists'), and scripting tools," the

Network Threats: A Step-by-Step Attack Demonstration

Follow this real-life network attack simulation, covering 6 steps from Initial Access to Data Exfiltration. See how attackers remain undetected with the simplest tools and why you need multiple choke points in your defense strategy. Surprisingly, most network attacks are not exceptionally sophisticated, technologically advanced, or reliant on zero-day tools that exploit

Google Postpones Third-Party Cookie Deprecation Amid U.K. Regulatory Scrutiny

Google has once again pushed its plans to deprecate third-party tracking cookies in its Chrome web browser as it works to address outstanding competition concerns from U.K. regulators over its Privacy Sandbox initiative. The tech giant said it's working closely with the U.K. Competition and Markets Authority (CMA) and hopes to achieve an agreement by the end of the year. As part of the

eScan Antivirus Update Mechanism Exploited to Spread Backdoors and Miners

A new malware campaign has been exploiting the updating mechanism of the eScan antivirus software to distribute backdoors and cryptocurrency miners like XMRig through a long-standing threat codenamed GuptiMiner targeting large corporate networks. Cybersecurity firm Avast said the activity is the work of a threat actor with possible connections to a North Korean hacking group dubbed 

U.S. Imposes Visa Restrictions on 13 Linked to Commercial Spyware Misuse

The U.S. Department of State on Monday said it's taking steps to impose visa restrictions on 13 individuals who are allegedly involved in the development and sale of commercial spyware or who are immediately family members of those involved in such businesses. "These individuals have facilitated or derived financial benefit from the misuse of this technology, which

Ransomware Double-Dip: Re-Victimization in Cyber Extortion

Between crossovers - Do threat actors play dirty or desperate? In our dataset of over 11,000 victim organizations that have experienced a Cyber Extortion / Ransomware attack, we noticed that some victims re-occur. Consequently, the question arises why we observe a re-victimization and whether or not this is an actual second attack, an affiliate crossover (meaning an affiliate has gone to

Researchers Uncover Windows Flaws Granting Hackers Rootkit-Like Powers

New research has found that the DOS-to-NT path conversion process could be exploited by threat actors to achieve rootkit-like capabilities to conceal and impersonate files, directories, and processes. "When a user executes a function that has a path argument in Windows, the DOS path at which the file or folder exists is converted to an NT path," SafeBreach security researcher Or Yair said&

Critical Update: CrushFTP Zero-Day Flaw Exploited in Targeted Attacks

Users of the CrushFTP enterprise file transfer software are being urged to update to the latest version following the discovery of a security flaw that has come under targeted exploitation in the wild. "CrushFTP v11 versions below 11.1 have a vulnerability where users can escape their VFS and download system files," CrushFTP said in an advisory released Friday.

How to Conduct Advanced Static Analysis in a Malware Sandbox

Sandboxes are synonymous with dynamic malware analysis. They help to execute malicious files in a safe virtual environment and observe their behavior. However, they also offer plenty of value in terms of static analysis. See these five scenarios where a sandbox can prove to be a useful tool in your investigations. Detecting Threats in PDFs PDF files are frequently exploited by threat actors to

Hackers Exploit OpenMetadata Flaws to Mine Crypto on Kubernetes

Threat actors are actively exploiting critical vulnerabilities in OpenMetadata to gain unauthorized access to Kubernetes workloads and leverage them for cryptocurrency mining activity. That's according to the Microsoft Threat Intelligence team, which said the flaws have been weaponized since the start of April 2024. OpenMetadata is an open-source platform that operates as a

Critical Atlassian Flaw Exploited to Deploy Linux Variant of Cerber Ransomware

Threat actors are exploiting unpatched Atlassian servers to deploy a Linux variant of Cerber (aka C3RB3R) ransomware. The attacks leverage CVE-2023-22518 (CVSS score: 9.1), a critical security vulnerability impacting the Atlassian Confluence Data Center and Server that allows an unauthenticated attacker to reset Confluence and create an administrator account. Armed with this access, a

OpenJS Foundation Targeted in Potential JavaScript Project Takeover Attempt

Security researchers have uncovered a "credible" takeover attempt targeting the OpenJS Foundation in a manner that evokes similarities to the recently uncovered incident aimed at the open-source XZ Utils project. "The OpenJS Foundation Cross Project Council received a suspicious series of emails with similar messages, bearing different names and overlapping GitHub-associated emails," OpenJS

Popular Rust Crate liblzma-sys Compromised with XZ Utils Backdoor Files

"Test files" associated with the XZ Utils backdoor have made their way to a Rust crate known as liblzma-sys, new findings from Phylum reveal. liblzma-sys, which has been downloaded over 21,000 times to date, provides Rust developers with bindings to the liblzma implementation, an underlying library that is part of the XZ Utils data compression software. The

Python's PyPI Reveals Its Secrets

GitGuardian is famous for its annual State of Secrets Sprawl report. In their 2023 report, they found over 10 million exposed passwords, API keys, and other credentials exposed in public GitHub commits. The takeaways in their 2024 report did not just highlight 12.8 million new exposed secrets in GitHub, but a number in the popular Python package repository PyPI. PyPI,

Fortinet Rolls Out Critical Security Patches for FortiClientLinux Vulnerability

Fortinet has released patches to address a critical security flaw impacting FortiClientLinux that could be exploited to achieve arbitrary code execution. Tracked as CVE-2023-45590, the vulnerability carries a CVSS score of 9.4 out of a maximum of 10. "An Improper Control of Generation of Code ('Code Injection') vulnerability [CWE-94] in FortiClientLinux may allow an unauthenticated attacker to

Beware: GitHub's Fake Popularity Scam Tricking Developers into Downloading Malware

Threat actors are now taking advantage of GitHub's search functionality to trick unsuspecting users looking for popular repositories into downloading spurious counterparts that serve malware. The latest assault on the open-source software supply chain involves concealing malicious code within Microsoft Visual Code project files that's designed to download next-stage payloads from a remote URL,

Researchers Uncover First Native Spectre v2 Exploit Against Linux Kernel

Cybersecurity researchers have disclosed what they say is the "first native Spectre v2 exploit" against the Linux kernel on Intel systems that could be exploited to read sensitive data from the memory. The exploit, called Native Branch History Injection (BHI), can be used to leak arbitrary kernel memory at 3.5 kB/sec by bypassing existing Spectre v2/BHI mitigations, researchers from Systems and

Webinar: Learn How to Stop Hackers from Exploiting Hidden Identity Weaknesses

We all know passwords and firewalls are important, but what about the invisible threats lurking beneath the surface of your systems? Identity Threat Exposures (ITEs) are like secret tunnels for hackers – they make your security way more vulnerable than you think. Think of it like this: misconfigurations, forgotten accounts, and old settings are like cracks in your digital fortress walls. Hackers