Yandex Pummeled by Potent Meris DDoS Botnet

Technical details tied to a record-breaking distributed-denial-of-service DDoS attack against Russian internet behemoth Yandex are surfacing as the digital dust settles. A massive botnet, dubbed Mēris, is believed responsible, flooding Yandex with millions of HTTP requests for webpages at the sam...

5 high-profile DDoS attacks that should chill you to the bone

Distributed denial of service DDoS attacks are malicious attempts to make an online service unavailable to users, usually by temporarily interrupting or suspending the services of its hosting server. Data revealed in the 2021 DDoS Threat Landscape Report strongly suggests attacks are constantly...

Smurf DDoS attack:❗️ How it works and how to mitigate

Attacks geared at denying users access to servers are executed in different ways. One notable approach — similar in many forms of service denials — is the use of volume. The sheer volume of requests is employed by attackers to render a particular network useless. A good representation of that is...

A week in security (August 16 – August 22)

Last week on Malwarebytes Labs: Podcast: Katie Moussouris hacked Clubhouse. Her emails went unanswered for weeks. How to troubleshoot hardware problems that look like malware problems. Analysts “strongly believe” the Russian state colludes with ransomware gangs. macOS 11’s hidden security...

Cloudflare mitigated one of the largest DDoS attack involving 17.2 million rps

Web infrastructure and website security company Cloudflare on Thursday disclosed that it mitigated the largest ever volumetric distributed denial of service DDoS attack recorded to date. The attack, launched via a Mirai botnet, is said to have targeted an unnamed customer in the financial industr...

Largest DDoS attack ever reported gets hoovered up by Cloudflare

On the Cloudflare blog, the American web infrastructure behemoth that provides content delivery network CDN and DDoS mitigation services reports that it detected and mitigated a 17.2 million request-per-second rps DDoS attack. To put that number in perspective. The company reports that this is...

Does a VPN Protect You from Hackers?

A virtual private network VPN is the perfect solution for a lot of issues you might experience online- accessing blocked sites, hiding your browsing activity, getting rid of internet throttling, finding better deals, and much more. But does a VPN protect you from hackers? Is your private...

MTN Group: There is no rate limit for SME REGISTRATION PORTAL

Summary: The speed limit for the https://mtngbissau.com/registo/ endpoint has not been implemented. Steps To Reproduce: 1. Go to the https://mtngbissau.com/registo/ 2. fill out the Registration form 3. Send request to Intruder. 4. Set your payloads and start attack. 5. There is no rate-limit...

Home routers are being hijacked using vulnerability disclosed just 2 days ago

The early bird catches the worm. Unless the worm was early enough to hide. On August 3, 2021 a vulnerability that was discovered by Tenable was made public. Only two days later, on August 5, Juniper Threat Labs identified some attack patterns that attempted to exploit this vulnerability in the...

What is SYN Spoofing or TCP Reset Attack❓

Syn Spoofing or TCP Reset Attack is a type of attack in which attackers send forged TCP RST Reset packets to the host. This is the most common attack on the Internet which is causing a lot of problems. These attacks are mainly performed to shut down the websites which are not working with them...

Reddit: No Password Length Restriction leads to Denial of Service

Hey when I try to set the password while creating account I noticed that you haven't kept any password limit. You need to decrease password length :There are two reasons for limiting the password size. For one, hashing a large amount of data can cause significant resource consumption on behalf of...

Massive DDoS Attack Disrupts Belgium Parliament

Belgian ISP Belnet has restored its service after a massive distributed denial of service DDoS attack earlier this week that cut off Internet access to numerous government, public, scientific and educational agencies, including Belgium’s Parliament and some law-enforcement agencies. Join Threatpo...

CVE-2021-0234

Due to an improper Initialization vulnerability on Juniper Networks Junos OS QFX5100-96S devices with QFX 5e Series image installed, ddos-protection configuration changes will not take effect beyond the default DDoS Distributed Denial of Service settings when configured from the CLI. The DDoS...

CVE-2021-0234 Junos OS: QFX5100-96S: DDoS protection does not work as expected.

Due to an improper Initialization vulnerability on Juniper Networks Junos OS QFX5100-96S devices with QFX 5e Series image installed, ddos-protection configuration changes will not take effect beyond the default DDoS Distributed Denial of Service settings when configured from the CLI. The DDoS...

Cisco Jabber Denial of Service Vulnerability

Cisco Jabber is a web conferencing and instant messaging application that allows users to send messages over the Extensible Messaging and Status Protocol XMPP. Cisco Jabber has a denial of service vulnerability that can be exploited by an attacker by sending a crafted XMPP message to the target...

Plex Media Server < 1.21.3.4014 SSDP (PMSSDP) Reflection/Amplification DDoS Attack

Plex Media Server installations in a specific and uncommon network position could potentially be used to reflect UDP traffic on certain device-discovery ports as part of a possible DDoS distributed denial-of-service attack. Copyright C 2021 Greenbone Networks GmbH Some text descriptions might be...

Threat Advisory - DTLS Amplification Distributed Denial of Service Attack on Citrix ADC and Citrix Gateway

Threat Information Citrix is aware of a DDoS attack pattern impacting Citrix ADCand Citrix Gateway. As part of this attack, an attacker or bots can overwhelm the Citrix ADCDTLS network throughput, potentially leading to outbound bandwidth exhaustion. The effect of this attack appears to be more...

Add Security Events to Your Monitoring Tools

Real-time monitoring is important in every organization because it enables stakeholders to understand what is happening at any given time and react quickly. There are a lot of systems and devices we can and should monitor using tools such as application performance monitoring, digital performance...

IoT forecast: Running antivirus on your smart device?

In 2016, threat actors pulled off a basic but devastating botnet attack that harnessed the power of the Internet of Things IoT. After gathering a list of 61 default username and password combinations for IoT devices, threat actors scanned the Internet for open Telnet ports and, when they found a...

2020 DDoS Extortion Campaign -- A Sequel More Thrilling Than the Original

Costarring Susan McReynolds and Tom Emmons As you might imagine, as the go-to enterprise DDoS mitigation experts, our phones have been "ringing off the hook" as the global extortion DDoS campaign sequel rages on. It's bigger, badder, and features a broader cast of criminal characters than seen...