Security Advisory 0003

Security Advisory 0003 PDF Date: 2/14/2014 Affected Software Version: EOS-4.13.0F through EOS-4.13.1F. Note: Only publicly accessible systems are vulnerable to this attack. Bug 77553: ntpd monlist vulnerability Impact: NTP provides a monitoring service that allows administrators to query an ntpd...

400 Gbps NTP Amplification DDoS Attack Alarmingly Simple

The largest distributed denial of service attack on public record was reported this week, and with it came many alarming numbers, not only in the volume of traffic generated 400 Gbps at its peak, but in the number of Network Time Protocol servers involved 4,592 on 1,298 networks as well as the...

Largest Ever 400Gbps DDoS attack hits Europe uses NTP Amplification

The Distributed Denial of Service DDoS attack is the one of favourite weapon for the hackers to temporarily suspend services of a host connected to the Internet and till now nearly every big site had been a victim of this attack. Since 2013, Hackers have adopted new tactics to boost Distributed...

NTP Amplification Blamed for 400 Gbps DDoS Attack

For those of you who thought the infamous Spamhaus distributed denial-of-service attack set an ugly bar for the volume of spurious traffic sent at a target, gird yourself for worse. A massive DDoS attack, reaching at its peak 400 Gbps of bad traffic, was detected late yesterday against a number o...

[DDOSIM] Layer 7 DDoS Simulator

DDOSIM is a tool that can be used in a laboratory environment to simulate a distributed denial of service DDOS attack against a target server. The test will show the capacity of the server to handle application specific DDOS attacks. ddosim simulates several zombie hosts having random IP addresse...

British Intelligence Agency DDoSed Anonymous Chatrooms to disrupt communication

Since 2011, the collective hacking group, Anonymous and LulzSec were targeting both Government and law-enforcement websites of U.S and UK, by their own DDoS attack tactics which they used to communicate and plan on Chat rooms known as IRCs, but British intelligence agency GCHQ used their own weap...

Updated ntp packages work around security vulnerability

The "monlist" command of the NTP protocol is currently abused in a DDoS reflection attack. This is done by spoofing packets from addresses to which the attack is directed to. The ntp installations itself are not target of the attack, but they are part of the DDoS network which the attacker is...

MGASA-2014-0032 Updated ntp packages work around security vulnerability

The "monlist" command of the NTP protocol is currently abused in a DDoS reflection attack. This is done by spoofing packets from addresses to which the attack is directed to. The ntp installations itself are not target of the attack, but they are part of the DDoS network which the attacker is...

High-Traffic Denial-of-Service Amplification Attacks Remain

It seems the exaggerated volume of bad traffic used in politically motivated DDoS attacks last year was not an isolated phenomenon. Distributed denial-of-service attacks that congest Internet connectivity and disrupt online services topped unprecedented levels in 2013, shoving aside stealthier...

Java-Bot, a Cross-platform malware launching DDoS attacks from infected computers

These days botnets are all over the news. In simple terms, a botnet is a group of computers networked together, running a piece of malicious software that allows them to be controlled by a remote attacker. A major target for most of the malware is still Windows, but the growing market of Mac OS X...

Malicious Java App is Cross-Platform Botnet

Java-related security issues have remained relatively quiet during the past few months, especially after a rocky start to 2013 seemingly had one Java flaw after another in the news. Things might be starting to ramp up again with the discovery of a cross-platform Java-based botnet. Researchers at...

BlackPOS Malware used in TARGET Data Breach developed by 17-Year Old Russian Hacker

The Holiday data breach at TARGET appeared to be part of a broad and highly sophisticated international hacking campaign against multiple retailers, involving the heist of possibly 110 million Credit-Debit cards, and personal information. Target confirmed last weekend that a malicious software wa...

TA14-013A: NTP Amplification Attacks Using CVE-2013-5211

NCCIC / US-CERT National Cyber Awareness System: TA14-013A: NTP Amplification Attacks Using CVE-2013-5211 01/13/2014 05:51 PM EST Original release date: January 13, 2014 | Last revised: January 14, 2014 Systems Affected NTP servers Overview A Network Time Protocol NTP Amplification attack is an...

100Gbps DDoS attack took down Gaming servers with NTP Servers

The New Year begins with a new form of amplified Distributed Denial of Service DDoS Attack, a weapon for attackers to bring down websites and servers. As we have reported two weeks ago that the attackers are abusing the Network Time Protocol NTP servers to perform an amplified version of DDoS...

Network Time Protocol (NTP) Amplification Attacks

A vulnerability in the "monlist" feature of ntpd can allow remote attackers to cause distributed denial of service attack DDoS via forged requests. US-CERT and the Canadian Cyber Incident Response Center CCIRC have both observed active use of this attack vector in recent DDoS attacks. US-CERT...

[DAVOSET] Tool for conducting DDoS attacks

DAVOSET – it is console command line tool for conducting DDoS attacks on the sites via Abuse of Functionality vulnerabilities at other sites. Changelog v1.1.5 Added error handler in GetCookie. Added new services into lists of zombies. Removed non-working services from lists of zombies. Usage 1...

Abusing Network Time Protocol (NTP) to perform massive Reflection DDoS attack

In 2013, we have seen a significant increase in the use of a specific distributed denial of service DDoS methodology known as Distributed Reflection Denial of Service attacks DrDoS. Open and misconfigured DNS Domain Name System can be used by anyone to resolve domain names to IP addresses are...

Network Time Protocol Daemon (ntpd) monlist Command Enabled DoS

The version of ntpd running on the remote host has the 'monlist' command enabled. This command returns a list of recent hosts that have connected to the service. However, it is affected by a denial of service vulnerability in ntprequest.c that allows an unauthenticated, remote attacker to saturat...

[Bugtroid] Pentesting for Android

Bugtroid is an innovative tool developed by the team of Bugtraq-Team. The main features of this apk, is that it has more than 200 Android and Linux tools PRO for pentesting and forensics through its Smarthphone or tablet. It has a menu categorized according to the nature of the tool may find:...

Trojan.Ferret DDoS Botnet Discovered

Researchers at Arbor Networks have identified a new DDoS bot with a fancy for ferrets. Following a clue in a tweet, researcher Dennis Schwarz found Trojan.Ferret, including a command and control panel with some insight into targets. To date, a relatively small number of malware samples and comman...