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Home   »   denial of service attacks

Denial of Service Attacks Possible with OpenSSL Vulnerability CVE-2015-1787

  • Posted on:April 15, 2015 at 2:05 pm
  • Posted in:Vulnerabilities
  • Author:
    William Gamazo Sanchez (Vulnerability Research)
0

On March 19 we wrote about how OpenSSL disclosed and fixed 13 vulnerabilities to address several security holes. Among the vulnerabilities addressed was CVE-2015-1787, which can result in a complete denial of service on an application compiled with OpenSSL library. This blog post will tackle how the bug can be exploited, and how Trend Micro can protect against future possible attacks. CVE-2015-17187…

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Tags: CVE-2015-1787denial of service attacksOpenSSL

Mitigating DNS Reflection Denial-of-Service Attacks

  • Posted on:February 20, 2013 at 9:42 am
  • Posted in:Targeted Attacks
  • Author:
    Ben April (Threat Researcher)
0

Currently, we have been seeing an uptick in the number of denial-of-service attacks using DNS reflection or amplification. There are many variants, but the general outline of the attack is the same: An attacker creates a DNS query with a fake source IP address – that of the intended victim. (Consider this as being analogous…

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Tags: attacksDDoSdenial of service attacksDNS reflectionDoS

Security Predictions for 2020

  • Cybersecurity in 2020 will be viewed through many lenses — from differing attacker motivations and cybercriminal arsenal to technological developments and global threat intelligence — only so defenders can keep up with the broad range of threats.
    Read our security predictions for 2020.

Business Process Compromise

  • Attackers are starting to invest in long-term operations that target specific processes enterprises rely on. They scout for vulnerable practices, susceptible systems and operational loopholes that they can leverage or abuse. To learn more, read our Security 101: Business Process Compromise.

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