DOS

Pierluigi Paganini March 13, 2018
Samba fixed two critical vulnerabilities, update your version as soon as possible

  Maintainers at the Samba project have released new versions of the popular networking software to fix two critical vulnerabilities. Maintainers at the Samba project have released new versions of the popular open-source networking software to address two critical vulnerabilities that could be exploited by unprivileged remote attackers to launch DoS attacks against servers and […]

Pierluigi Paganini March 03, 2018
A flaw in HP Remote Management hardware Integrated Lights-Out 3 leaves expose servers to DoS

Hewlett Packard Enterprise issued a security patch to address a vulnerability (CVE-2017-8987) in HP remote management hardware Integrated Lights-Out 3. Hewlett Packard Enterprise has issued a security patch to address a vulnerability (CVE-2017-8987) in its remote management hardware Integrated Lights-Out 3 that equip the family of HP ProLiant servers. The Hewlett-Packard iLO is composed of […]

Pierluigi Paganini November 27, 2017
Unix mailer Exim is affected by RCE, DoS vulnerabilities. Apply the workaround asap

The Exim Internet mail message transfer agent warned of flaws through the public bug tracker, sys admins have to apply the workaround asap. Exim is a message transfer agent (MTA) developed at the University of Cambridge for use on Unix systems connected to the Internet, it is the most popular MTA on the Internet. The Internet mail message […]

Pierluigi Paganini August 04, 2017
Cisco fixes DoS, Authentication Bypass issues with its products and OSPF flaw

Cisco addressed 15 flaws in its products, including 2 flaws that could be exploited by attackers to trigger a DoS condition or bypass local authentication. Cisco addressed 15 vulnerabilities affecting a dozen products, including two high severity flaws that could be exploited by attackers to trigger a denial of service condition or bypass local authentication. […]

Pierluigi Paganini April 20, 2017
Vulnerabilities in Linksys routers allow attackers to hijack dozens of models

Cyber security experts disclosed the existence of 10 unpatched security flaws in dozens of Linksys routers widely used today. The IOActive senior security consultant Tao Sauvage and the independent security researcher Antide Petit have reported more than a dozen of unpatched security vulnerabilities affecting 25 different Linksys Smart Wi-Fi Routers models. The security duo published […]

Pierluigi Paganini March 02, 2017
High severity bug discovered in CISCO NETFLOW GENERATION APPLIANCE

A flaw in Cisco NetFlow Generation Appliance tracked as CVE-2017-3826, could be exploited by an unauthenticated, remote attacker to cause a DoS condition. “A vulnerability in the Stream Control Transmission Protocol (SCTP) decoder of the Cisco NetFlow Generation Appliance (NGA) could allow an unauthenticated, remote attacker to cause the device to hang or unexpectedly reload, causing a denial […]

Pierluigi Paganini February 12, 2017
A new serious DOS flaw affects BIND DNS software, updates it now

A new serious denial-of-service (DoS) vulnerability was patched this week by the Internet Systems Consortium (ISC) in the BIND DNS software. A security serious denial-of-service (DoS) vulnerability, tracked as CVE-2017-3135, was patched this week by the Internet Systems Consortium (ISC) in the BIND DNS software. The vulnerability in the BIND DNS software was reported by Ramesh Damodaran and Aliaksandr Shubnik of […]

Pierluigi Paganini November 24, 2016
CVE-2016-9311 NTP DoS Exploit Released, update your Windows server asap

A researcher released a PoC exploit for the cve-2016-9311 flaw that can cause the crash of the NTP daemon and triggers a DoS condition on Windows systems. The NTP protocol could be exploited by hackers as an attack vector. The NTP is a networking protocol widely used  for the clock synchronization purpose between systems over packet-switched, […]

Pierluigi Paganini November 11, 2016
OpenSSL Project fixed the CVE-2016-7054 High severity DoS bug

The OpenSSL Project has released the OpenSSL 1.1.0c update that addresses several vulnerabilities, including a high-severity DoS flaw (CVE-2016-7054). The OpenSSL Project has released an update for the 1.1.0 branch (OpenSSL 1.1.0c) to fix a number of vulnerabilities. One of the issues solved with the update is the high severity denial-of-service (DoS) flaw CVE-2016-7054 that […]

Pierluigi Paganini November 08, 2016
Abusing protocols in LTE networks to knock mobile devices off networks

A group of researchers from Nokia Bell Labs and Aalto University in Finland demonstrated how to hack protocols used in the LTE networks. We discussed several times the rule of the SS7 signaling protocol in mobile communications and how to exploit its flaws to track users. When mobile users travel between countries, their mobile devices connect to the infrastructure of a […]