Citrix is warning of two zero-day security vulnerabilities in NetScaler ADC (formerly Citrix ADC) and NetScaler Gateway (formerly Citrix Gateway) that are being actively exploited in the wild. The flaws are listed below – CVE-2023-6548 (CVSS score: 5.5) – Authenticated…
Category: The Hacker News
Zero-Day Alert: Update Chrome Now to Fix New Actively Exploited Vulnerability
Google on Tuesday released updates to fix four security issues in its Chrome browser, including an actively exploited zero-day flaw. The issue, tracked as CVE-2024-0519, concerns an out-of-bounds memory access in the V8 JavaScript and WebAssembly engine, which can be…
Alert: Over 178,000 SonicWall Firewalls Potentially Vulnerable to Exploits – Act Now
Over 178,000 SonicWall firewalls exposed over the internet are exploitable to at least one of the two security flaws that could be potentially exploited to cause a denial-of-service (DoS) condition and remote code execution (RCE). “The two issues are fundamentally…
Remcos RAT Spreading Through Adult Games in New Attack Wave
The remote access trojan (RAT) known as Remcos RAT has been found being propagated via webhards by disguising it as adult-themed games in South Korea. WebHard, short for web hard drive, is a popular online file storage system used to upload,…
Case Study: The Cookie Privacy Monster in Big Global Retail
Explore how an advanced exposure management solution saved a major retail industry client from ending up on the naughty step due to a misconfiguration in its cookie management policy. This wasn’t anything malicious, but with modern web environments being so…
Inferno Malware Masqueraded as Coinbase, Drained $87 Million from 137,000 Victims
The operators behind the now-defunct Inferno Drainer created more than 16,000 unique malicious domains over a span of one year between 2022 and 2023. The scheme “leveraged high-quality phishing pages to lure unsuspecting users into connecting their cryptocurrency wallets with the attackers’…
Hackers Weaponize Windows Flaw to Deploy Crypto-Siphoning Phemedrone Stealer
Threat actors have been observed leveraging a now-patched security flaw in Microsoft Windows to deploy an open-source information stealer called Phemedrone Stealer. “Phemedrone targets web browsers and data from cryptocurrency wallets and messaging apps such as Telegram, Steam, and Discord,” Trend…
3 Ransomware Group Newcomers to Watch in 2024
The ransomware industry surged in 2023 as it saw an alarming 55.5% increase in victims worldwide, reaching a staggering 4,368 cases. Figure 1: Year over year victims per quarter The rollercoaster ride from explosive growth in 2021 to a momentary…
Opera MyFlaw Bug Could Let Hackers Run ANY File on Your Mac or Windows
Cybersecurity researchers have disclosed a security flaw in the Opera web browser for Microsoft Windows and Apple macOS that could be exploited to execute any file on the underlying operating system. The remote code execution vulnerability has been codenamed MyFlaw…
Balada Injector Infects Over 7,100 WordPress Sites Using Plugin Vulnerability
Thousands of WordPress sites using a vulnerable version of the Popup Builder plugin have been compromised with a malware called Balada Injector. First documented by Doctor Web in January 2023, the campaign takes place in a series of periodic attack waves, weaponizing security…
High-Severity Flaws Uncovered in Bosch Thermostats and Smart Nutrunners
Multiple security vulnerabilities have been disclosed in Bosch BCC100 thermostats and Rexroth NXA015S-36V-B smart nutrunners that, if successfully exploited, could allow attackers to execute arbitrary code on affected systems. Romanian cybersecurity firm Bitdefender, which discovered the flaw in Bosch BCC100 thermostats last…
DDoS Attacks on the Environmental Services Industry Surge by 61,839% in 2023
The environmental services industry witnessed an “unprecedented surge” in HTTP-based distributed denial-of-service (DDoS) attacks, accounting for half of all its HTTP traffic. This marks a 61,839% increase in DDoS attack traffic year-over-year, web infrastructure and security company Cloudflare said in…
New Findings Challenge Attribution in Denmark’s Energy Sector Cyberattacks
The cyber attacks targeting the energy sector in Denmark last year may not have had the involvement of the Russia-linked Sandworm hacking group, new findings from Forescout show. The intrusions, which targeted around 22 Danish energy organizations in May 2023, occurred in two distinct…
Critical RCE Vulnerability Uncovered in Juniper SRX Firewalls and EX Switches
Juniper Networks has released updates to fix a critical remote code execution (RCE) vulnerability in its SRX Series firewalls and EX Series switches. The issue, tracked as CVE-2024-21591, is rated 9.8 on the CVSS scoring system. “An out-of-bounds write vulnerability in…
29-Year-Old Ukrainian Cryptojacking Kingpin Arrested for Exploiting Cloud Services
A 29-year-old Ukrainian national has been arrested in connection with running a “sophisticated cryptojacking scheme,” netting them over $2 million (€1.8 million) in illicit profits. The person was apprehended in Mykolaiv, Ukraine, on January 9 by the National Police of…
Medusa Ransomware on the Rise: From Data Leaks to Multi-Extortion
The threat actors associated with the Medusa ransomware have ramped up their activities following the debut of a dedicated data leak site on the dark web in February 2023 to publish sensitive data of victims who are unwilling to agree to their…
Nation-State Actors Weaponize Ivanti VPN Zero-Days, Deploying 5 Malware Families
As many as five different malware families were deployed by suspected nation-state actors as part of post-exploitation activities leveraging two zero-day vulnerabilities in Ivanti Connect Secure (ICS) VPN appliances since early December 2023. “These families allow the threat actors to circumvent authentication…
Applying the Tyson Principle to Cybersecurity: Why Attack Simulation is Key to Avoiding a KO
Picture a cybersecurity landscape where defenses are impenetrable, and threats are nothing more than mere disturbances deflected by a strong shield. Sadly, this image of fortitude remains a pipe dream despite its comforting nature. In the security world, preparedness is…
Cryptominers Targeting Misconfigured Apache Hadoop and Flink with Rootkit in New Attacks
Cybersecurity researchers have identified a new attack that exploits misconfigurations in Apache Hadoop and Flink to deploy cryptocurrency miners within targeted environments. “This attack is particularly intriguing due to the attacker’s use of packers and rootkits to conceal the malware,”…
Act Now: CISA Flags Active Exploitation of Microsoft SharePoint Vulnerability
The U.S. Cybersecurity and Infrastructure Security Agency (CISA) has added a critical security vulnerability impacting Microsoft SharePoint Server to its Known Exploited Vulnerabilities (KEV) catalog, citing evidence of active exploitation. The issue, tracked as CVE-2023-29357 (CVSS score: 9.8), is a privilege escalation flaw that…