UBUNTU-CVE-2018-1000115

Memcached version 1.5.5 contains an Insufficient Control of Network Message Volume Network Amplification, CWE-406 vulnerability in the UDP support of the memcached server that can result in denial of service via network flood traffic amplification of 1:50,000 has been reported by reliable sources...

Memcached 1.5.5 - 'Memcrashed' Insufficient Control Network Message Volume Denial of Service (1)

/ memcached-PoC memcached Proof of Concept Amplification via spoofed source UDP packets. Repo includes source code for PoC and approximately 17,000 AMP hosts. memcached.c - Source code https://pastebin.com/raw/ZiUeinae memecache-amp-03-05-2018-rd.list - List of memcached servers as of 03-05-2018...

Memcached 1.5.5 - Memcrashed Insufficient Control Network Message Volume Denial of Service (2)

Memcached 1.5.5 - Memcrashed Insufficient Control Network Message Volume Denial of Service 2 Written by Alex Conrey Download: https://github.com/offensive-security/exploitdb-bin-sploits/raw/master/bin-sploits/44254.zip This program is free software: you can redistribute it and/or modify it under...

Memcached 1.5.5 - 'Memcrashed' Insufficient Control Network Message Volume Denial of Service (2)

Written by Alex Conrey Download: https://gitlab.com/exploit-database/exploitdb-bin-sploits/-/raw/main/bin-sploits/44254.zip This program is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, eithe...

CVE-2018-1000115

It was discovered that the memcached connections using UDP transport protocol can be abused for efficient traffic amplification distributed denial of service DDoS attacks. A remote attacker could send a malicious UDP request using a spoofed source IP address of a target system to memcached, causi...

Red Hat Releases Security Guidance for Memcached

Red Hat has released security recommendations to address potential Distributed Denial of Service attacks using Memcached. This misconfiguration could allow an attacker to exploit Memcached services as a reflection and amplification vector, causing unexpected volumes of traffic to be sent to...

Powerful New DDoS Method Adds Extortion

Attackers have seized on a relatively new method for executing distributed denial-of-service DDoS attacks of unprecedented disruptive power, using it to launch record-breaking DDoS assaults over the past week. Now evidence suggests this novel attack method is fueling digital shakedowns in which...

memcached, now with extortion!

Over the past week, memcached reflection attacks have taken the DDoS scene by storm. With several attacks hitting organizations across many industries, including a record breaking 1.3Tbps attack against an Akamai customer. Akamai has observed a new trend in extortion attempts using memcached...

Massive DDoS attack washes over GitHub

There's been some huge DDoS distributed denial of service attacks over the years, but we've been…lucky?…enough to witness the latest raising of the stakes in the last couple of days. GitHub, an incredibly important code resource for major organisations around the world, fell victim to a colossal...

Apple in the InfoSec Spotlight, as GitHub Falls Prey to Amplified DDoS Attack

Apple has been all over InfoSec news in the past week or so, along with Spectre / Meltdown developments, a tax season scam alert from the feds, and an apparent solution to the Winter Olympics' hack whodunit. In addition, researchers warned about a new trend of using Memcached servers to...

In Wake of ‘Biggest-Ever’ DDoS Attack, Experts Say Brace For More

The largest distributed denial of service attack was recorded Wednesday and targeted GitHub. The DDoS attack measured 1.3 Tbps of sustained traffic for eight minutes. That shattered a previous DDoS publicly record attack associated with the Mirai botnet in Sept., 2016 that maxed-out at half the...

Biggest-Ever DDoS Attack (1.35 Tbs) Hits Github Website

On Wednesday, February 28, 2018, GitHub's code hosting website hit with the largest-ever distributed denial of service DDoS attack that peaked at record 1.35 Tbps. Interestingly, attackers did not use any botnet network, instead weaponized misconfigured Memcached servers to amplify the DDoS attac...

Inside a New DDoS Amplification Attack Vector via Memcached Servers

We recently saw a new DDoS amplification attack vector via memcached servers that culminated in two massive DDoS amplification attacks on February 28. Both attacks were mitigated successfully. Here’s how memchached servers work and how the attacks unfolded. Memcached servers Unless updated within...

Hackers can compromise Memcached Servers for DDoS attacks

By Waqas Unsecured Implementation of UDP Protocol Put Memcached Servers at Risk This is a post from HackRead.com Read the original post: Hackers can compromise Memcached Servers for DDoS attacks...

Memcached-fueled 1.3 Tbps attacks

At 17:28 GMT, February 28th, Akamai experienced a 1.3 Tbps DDoS attack against one of our customers, a software development company, driven by memcached reflection. This attack was the largest attack seen to date by Akamai, more than twice the size of the September, 2016 attacks that announced th...

Memcached Amplification Attack (UDP, Memcrashed) - Active Check

A publicly accessible Memcached server can be exploited to participate in a Distributed Denial of Service DDoS attack. SPDX-FileCopyrightText: 2018 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders...

Misconfigured Memcached Servers Abused to Amplify DDoS Attacks

Cybercriminals behind distributed denial of service attacks have added a new and highly effective technique to their arsenal to amplify attacks by as much as 51,200x by using misconfigured memcached servers accessible via the public internet. The technique was reported by Akamai, Arbor Networks a...

Memcached Servers Abused for Massive Amplification DDoS Attacks

Cybercriminals have figured out a way to abuse widely-used Memcached servers to launch over 51,000 times powerful DDoS attacks than their original strength, which could result in knocking down of major websites and Internet infrastructure. In recent days, security researchers at Cloudflare, Arbor...

Memcached Detection (UDP)

UDP based detection of Memcached. SPDX-FileCopyrightText: 2018 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only Note: Another product MemcacheDB http://memcachedb.org/ is...

Memcached UDP Reflection Attacks

Akamai is aware of a new DDoS reflection attack vector: UDP-based memcached traffic. Memcached is a tool meant to cache data and reduce strain on heavier data stores, like disk or databases. The protocol allows the server to be queried for information about key value stores and is only intended t...