Who Needs a Botnet when you have a 4 Gbps DDoS Cannon?

In recent months the DDoS world has shifted from complex small scale Botnet attacks to much larger network based DDoS attacks, perpetrated largely by hijacked web servers. How many of these hijacked servers are out there remains to be seen. However, Incapsula recently got a very good idea of just...

Mandriva Linux Security Advisory : dnsmasq (MDVSA-2013:072)

Updated dnsmasq packages fix security vulnerabilities : When dnsmasq before 2.63 is used in conjunctions with certain configurations of libvirtd, network packets from prohibited networks e.g. packets that should not be passed in may be sent to the dnsmasq application and processed. This can resul...

World's biggest DDoS attack that Almost Broke the Internet

The last week has seen probably the largest distributed denial-of-service DDoS attack ever. A massive 300Gbps was thrown against Internet blacklist maintainer Spamhaus' website but the anti-spam organisation , CloudFlare was able to recover from the attack and get its core services back up and...

Open DNS Resolvers Center Stage in Massive DDoS Attacks

For some perspective on what 300 Gbps of traffic represents, let’s just pretend that your company, as a potential customer, put this massive volume of bits and bytes in front of 20 of the leading Internet service providers. Chances are, all but three or four will tell you “Thanks, but no thanks, ...

Spamhaus DDoS Attacks Triple Size of Attacks on US Banks

So you thought the 100 Gbps distributed denial-of-service attacks against U.S. banks were big? Ongoing attacks against Spamhaus have three times the fury and have affected unrelated online services as collateral damage. Attackers from Dutch webhost Cyberbunker are turning on a firehose of bad...

CentOS Update for dnsmasq CESA-2013:0277 centos6

Check for the Version of dnsmasq OpenVAS Vulnerability Test CentOS Update for dnsmasq CESA-2013:0277 centos6 Authors: System Generated Check Copyright: Copyright c 2013 Greenbone Networks GmbH, http://www.greenbone.net This program is free software; you can redistribute it and/or modify it under...

CVE-2012-3411

Dnsmasq before 2.63test1, when used with certain libvirt configurations, replies to requests from prohibited interfaces, which allows remote attackers to cause a denial of service traffic amplification via a spoofed DNS query...

DEBIAN-CVE-2012-3411

Dnsmasq before 2.63test1, when used with certain libvirt configurations, replies to requests from prohibited interfaces, which allows remote attackers to cause a denial of service traffic amplification via a spoofed DNS query...

DEBIAN-CVE-2013-0198

Dnsmasq before 2.66test2, when used with certain libvirt configurations, replies to queries from prohibited interfaces, which allows remote attackers to cause a denial of service traffic amplification via spoofed TCP based DNS queries. NOTE: this vulnerability exists because of an incomplete fix...

Code injection

Dnsmasq before 2.63test1, when used with certain libvirt configurations, replies to requests from prohibited interfaces, which allows remote attackers to cause a denial of service traffic amplification via a spoofed DNS query...

CVE-2013-0198

Dnsmasq before 2.66test2, when used with certain libvirt configurations, replies to queries from prohibited interfaces, which allows remote attackers to cause a denial of service traffic amplification via spoofed TCP based DNS queries. NOTE: this vulnerability exists because of an incomplete fix...

CVE-2012-3411

Dnsmasq before 2.63test1, when used with certain libvirt configurations, replies to requests from prohibited interfaces, which allows remote attackers to cause a denial of service traffic amplification via a spoofed DNS query...

CVE-2013-0198

Dnsmasq before 2.66test2, when used with certain libvirt configurations, replies to queries from prohibited interfaces, which allows remote attackers to cause a denial of service traffic amplification via spoofed TCP based DNS queries. NOTE: this vulnerability exists because of an incomplete fix...

CVE-2012-3411

Dnsmasq before 2.63test1, when used with certain libvirt configurations, replies to requests from prohibited interfaces, which allows remote attackers to cause a denial of service traffic amplification via a spoofed DNS query...

CVE-2012-3411

Dnsmasq before 2.63test1, when used with certain libvirt configurations, replies to requests from prohibited interfaces, which allows remote attackers to cause a denial of service traffic amplification via a spoofed DNS query...

Medium: dnsmasq

Issue Overview: It was discovered that dnsmasq, when used in combination with certain libvirtd configurations, could incorrectly process network packets from network interfaces that were intended to be prohibited. A remote, unauthenticated attacker could exploit this flaw to cause a denial of...

Scientific Linux Security Update : dnsmasq on SL6.x i386/x86_64 (20130221)

It was discovered that dnsmasq, when used in combination with certain libvirtd configurations, could incorrectly process network packets from network interfaces that were intended to be prohibited. A remote, unauthenticated attacker could exploit this flaw to cause a denial of service via DNS...

bind security update

CentOS Errata and Security Advisory CESA-2013:0550 Updated bind packages that fix one security issue and add one enhancement are now available for Red Hat Enterprise Linux 6. The Red Hat Security Response Team has rated this update as having moderate security impact. A Common Vulnerability Scorin...

RedHat Update for dnsmasq RHSA-2013:0277-02

Check for the Version of dnsmasq OpenVAS Vulnerability Test RedHat Update for dnsmasq RHSA-2013:0277-02 Authors: System Generated Check Copyright: Copyright c 2013 Greenbone Networks GmbH, http://www.greenbone.net This program is free software; you can redistribute it and/or modify it under the...

RedHat Update for bind RHSA-2013:0550-01

The remote host is missing an update for the SPDX-FileCopyrightText: 2013 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 ifdescription scriptxrefname:"URL",...