BlackCat ransomware targets another healthcare facility

In a statement issued Monday morning, Lehigh Valley Health Network said it had been the target of a cyberattack attributed to a ransomware gang known as BlackCat. The Network is made up of 13 hospital campuses, as well as other health facilities, and is based in Pennsylvania. BlackCat The...

Gcore Thwarts Massive 650 Gbps DDoS Attack on Free Plan Client

At the beginning of January, Gcore faced an incident involving several L3/L4 DDoS attacks with a peak volume of 650 Gbps. Attackers exploited over 2000 servers belonging to one of the top three cloud providers worldwide and targeted a client who was using a free CDN plan. However, due to Gcore's...

K97810133: BIND vulnerability CVE-2020-8616

Security Advisory Description A malicious actor who intentionally exploits this lack of effective limitation on the number of fetches performed when processing referrals can, through the use of specially crafted referrals, cause a recursing server to issue a very large number of fetches in an...

K23278332: A DNS over TCP packet is not rate-limited accurately using the single-endpoint DoS device flood vector

Security Advisory Description This issue occurs when all of the following conditions are met: Setting the correct DNS packet type in the denial-of-service DoS device sweep or flood vector. Matching traffic sends DNS over TCP. Impact The mitigation for DNS over TCP packets is not working as expect...

Imperva releases its Global DDoS Threat Landscape Report 2023

The 2023 Imperva Global DDoS Threat Landscape Report reviews DDoS attack activity throughout 2022, provides insights into the year’s most noteworthy DDoS events, and offers recommendations for the year ahead. While the report focuses mainly on research data from the application and network DDoS...

K42406850: F5 SIRT response to the Ukraine crisis

Security Advisory Description Over the past few weeks, the world has watched as tensions have risen between Russia and Ukraine, and most recently, those tensions have escalated into a military conflict. F5 is deeply concerned for the safety of those in harm's way and the impact to everyone affect...

2022 in review: DDoS attack trends and insights

As organizations strengthen their defenses and take a more proactive approach to protection, attackers are adapting their techniques and increasing the sophistication of their operations. Cybercrime continues to rise with the industrialization of the cybercrime economy providing cybercriminals wi...

2022 in review: DDoS attack trends and insights

As organizations strengthen their defenses and take a more proactive approach to protection, attackers are adapting their techniques and increasing the sophistication of their operations. Cybercrime continues to rise with the industrialization of the cybercrime economy providing cybercriminals wi...

CVE-2021-3172

An issue in Php-Fusion v9.03.90 fixed in v9.10.00 allows authenticated attackers to cause a Distributed Denial of Service via the Polling feature...

Design/Logic Flaw

An issue in Php-Fusion v9.03.90 fixed in v9.10.00 allows authenticated attackers to cause a Distributed Denial of Service via the Polling feature...

⚡Top Cybersecurity News Stories This Week — Cybersecurity Newsletter

Hey 👋 there, cyber friends! Welcome to this week's cybersecurity newsletter, where we aim to keep you informed and empowered in the ever-changing world of cyber threats. In today's edition, we will cover some interesting developments in the cybersecurity landscape and share some insightful analys...

New Mirai Botnet Variant 'V3G4' Exploiting 13 Flaws to Target Linux and IoT Devices

A new variant of the notorious Mirai botnet has been found leveraging several security vulnerabilities to propagate itself to Linux and IoT devices. Observed during the second half of 2022, the new version has been dubbed V3G4 by Palo Alto Networks Unit 42, which identified three different...

CVE-2021-3172

The CVE-2021-3172 entry concerns Php-Fusion. The connected sources specify that Php-Fusion versions 9.03.90 through 9.10.00 are affected by a denial-of-service vulnerability exploitable by authenticated users via the Polling feature. The root cause is a DoS condition within the polling mechanism,...

Mirai Variant V3G4 Exploiting IoT Devices for DDoS Attacks

By Waqas The V3G4 malware was caught leveraging several vulnerabilities in IoT devices to spread its infection from July to December of 2022. This is a post from HackRead.com Read the original post: Mirai Variant V3G4 Exploiting IoT Devices for DDoS Attacks...

Cloudflare thwarts largest reported HTTP DDoS attack

By Waqas A new record has been set for the largest reported HTTP DDoS attack, exceeding the previous record of 46 million requests per second rps in June 2022. This is a post from HackRead.com Read the original post: Cloudflare thwarts largest reported HTTP DDoS attack...

Massive AdSense Fraud Campaign Uncovered - 10,000+ WordPress Sites Infected

The threat actors behind the black hat redirect malware campaign have scaled up their campaign to use more than 70 bogus domains mimicking URL shorteners and infect over 10,800 websites. "The main objective is still ad fraud by artificially increasing traffic to pages which contain the AdSense ID...

Russian Hacker Group Disrupts Relief Efforts for Turkey-Syria Earthquake with DDoS Attacks

Threat Level Attack Report For a detailed threat advisory, download the pdf file here Summary Killnet, a Russian hacker group, disrupted relief efforts for the Turkey-Syria earthquake by carrying out DDoS attacks, taking down the websites of NATO Special Operations Headquarters and Strategic...

Massive HTTP DDoS Attack Hits Record High of 71 Million Requests/Second

Web infrastructure company Cloudflare on Monday disclosed that it thwarted a record-breaking distributed denial-of-service DDoS attack that peaked at over 71 million requests per second RPS. "The majority of attacks peaked in the ballpark of 50-70 million requests per second RPS with the largest...

A week in security (February 6 - 12)

Last week on Malwarebytes Labs: Two year old vulnerability used in ransomware attack against VMware ESXi On the 20th Safer Internet Day, what was security like back in 2004? Florida hospital takes entire IT systems offline after 'ransomware attack' Introducing Malwarebytes Mobile Security for...

CVE-2023-0800

CVE-2023-0800 affects LibTIFF 4.4.0. There is an out-of-bounds write in tiffcrop.c at line 3502, exploitable via a crafted TIFF file to cause a denial-of-service. The fix is available in the commit 33aee127 for those building LibTIFF from source. Connected advisories consistently reference this C...