CVE-2022-26143

Mitel MiCollab (TP-240) before 9.4 SP1 FP1 and MiVoice Business Express through 8.1 contains a vulnerability in the TP-240 component that allows remote attackers to obtain sensitive information and trigger denial of service, including detrimental outbound traffic. The issue, known for enabling th...

CVE-2022-26143

The TP-240 aka tp240dvr component in Mitel MiCollab before 9.4 SP1 FP1 and MiVoice Business Express through 8.1 allows remote attackers to obtain sensitive information and cause a denial of service performance degradation and excessive outbound traffic. This was exploited in the wild in February...

CVE-2022-26143

The TP-240 aka tp240dvr component in Mitel MiCollab before 9.4 SP1 FP1 and MiVoice Business Express through 8.1 allows remote attackers to obtain sensitive information and cause a denial of service performance degradation and excessive outbound traffic. This was exploited in the wild in February...

Russian APTs Furiously Phish Ukraine – Google

While Russia is fighting a physical war on the ground against Ukraine, advanced persistent threat APT groups affiliated with or backing Vladimir Putin’s government are ramping up phishing and other attacks against Ukrainian and European targets in cyberspace, Google is warning. Researchers from...

Hackers Abuse Mitel Devices to Amplify DDoS Attacks by 4 Billion Times

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...

CVE-2022-26143: TP240PhoneHome Reflection/Amplification DDoS Attack Vector

A new reflection/amplification distributed denial of service DDoS vector with a record-breaking potential amplification ratio of 4,294,967,296:1 has been abused by attackers in the wild to launch multiple high-impact DDoS attacks...

Imperva mitigated a series of massive ransom DDoS attacks

By Deeba Ahmed Imperva, a cyber security software and services company has thwarted a massive 2.5 million RPS requests per second… This is a post from HackRead.com Read the original post: Imperva mitigated a series of massive ransom DDoS attacks...

Imperva Thwarts 2.5 Million RPS Ransom DDoS Extortion Attacks

Cybersecurity company Imperva on Friday said it recently mitigated a ransom distributed denial-of-service DDoS attack targeting an unnamed website that peaked at 2.5 million requests per second RPS. "While ransom DDoS attacks are not new, they appear to be evolving and becoming more interesting...

Massive Meris Botnet Embeds Ransomware Notes from REvil

Hey webop\geeks, you\are\already\dead, a note claiming to be left by the REvil ransomware gang declared, embedded into the attack itself as a string of text in the URL for the extortion demand. Imperva reported the interesting twist on Friday – one of several it’s seen in the evolution of...

Imperva Mitigates Ransom DDoS Attack Measuring 2.5 Million Requests per Second

We are only at the beginning of 2022 and it looks like it is going to be an interesting year for the Distributed Denial of Service DDoS landscape. We recently mitigated a ransom DDoS attack on a single website which reached a rate of 2.5 million requests per second Mrps. And while ransom DDoS...

Russia Releases List of IPs, Domains Attacking Its Infrastructure with DDoS Attacks

As the ongoing Russia-Ukraine conflict continues to escalate, the Russian government on Thursday released a massive list containing 17,576 IP addresses and 166 domains that it said are behind a series of distributed denial-of-service DDoS attacks aimed at its domestic infrastructure. Some of the...

Preparing for Heightened Attacks in the Current Geopolitical Environment

The current geopolitical environment has raised many concerns about security postures and readiness to respond to a cyberattack. Today, Imperva customers are protected by our world-class network, application, and data security products. Alongside that, Imperva Threat Research is closely monitorin...

[Security Nation] Matthew Kienow on Open-Source Security and the Recog Framework

!\Security Nation\ Matthew Kienow on Open-Source Security and the Recog Frameworkhttps://blog.rapid7.com/content/images/2022/03/securitynationlogo.jpg In this episode of Security Nation, Jen and Tod chat with Matthew Kienow, Senior Software Engineer at Rapid7, about open-source security – a subje...

Hackers Find a New Way to Deliver Devastating DDoS Attacks

Cybercriminals are exploiting a fleet of more than 100,000 misconfigured servers to knock websites offline...

Hackers Begin Weaponizing TCP Middlebox Reflection for Amplified DDoS Attacks

Distributed denial-of-service DDoS attacks leveraging a new amplification technique called TCP Middlebox Reflection have been detected for the first time in the wild, six months after the novel attack mechanism was presented in theory. "The attack … abuses vulnerable firewalls and content filteri...

Ukraine Hit with Novel ‘FoxBlade’ Trojan Hours Before Invasion

“As tanks rolled into Ukraine, so did malware,” summarized humanitarian author Andreas Harsono, referring to the novel malware that Microsoft has named FoxBlade. On Monday, the company reported that its Threat Intelligence Center MSTIC had detected cyberattacks launched against Ukraine’s digital...

TCP Middlebox Reflection: Coming to a DDoS Near You

Over the past week, Akamai Security Researchers have detected and analyzed a series of TCP reflection attacks, peaking at 11 Gbps at 1.5 Mpps, that were leveled against Akamai customers. The attack, amplified with a technique called TCP Middlebox Reflection, abuses vulnerable firewalls and conten...

Microsoft Finds FoxBlade Malware Hit Ukraine Hours Before Russian Invasion

UPDATE: It's worth noting that the malware Microsoft tracks as FoxBlade is the same as the data wiper that's been denominated HermeticWiper aka KillDisk. Microsoft on Monday disclosed that it detected a new round of offensive and destructive cyberattacks directed against Ukraine's digital...

DDoS Attempts Hit Russia as Ukraine Conflict Intensifies

Plus: Hacker recruits, NFT thefts, and more of the week’s top security news...

Geopolitical Tensions Increase Risk of DDoS Attacks Among Other Damaging Intrusions

With Ukraine moving beyond the brink of war with an official invasion by Russia underway, organizations both near and afar must brace for potential repercussions in the form of crippling cyberattacks and intrusions. Already Ukraine has been bombarded with DDoS assaults aimed at taking down...