Security

Talos is releasing an advisory for a remote denial of service attack vulnerability in Microsoft Windows 10 AHCACHE.SYS. An attacker can craft a malicious portable executable file, which if accessed causes AHCACHE.SYS to attempt to access out of scope memory. This triggers a bugcheck in the Windows k…

It’s been said before, but this bears repeating. On average, it takes organizations 100 days1 or more to detect a breach after it occurs. On average. This means attackers often have more than three months to examine an organization’s data and then steal what they want. Clearly, this is not effective…

This post was authored by Nick Biasini Over the last six months the exploit kit landscape has seen some major changes. These changes began with Nuclear ceasing operations in April/May and arrests in Russia coinciding with the end of Angler in June. Recently, Neutrino has been added to the list of e…

Back in April, I wrote a blog post about the new version of the Common Vulnerability Scoring System (CVSS). The changes made for CVSSv3 addressed some of the challenges that existed in CVSSv2. For example, CVSSv3 analyzes the scope of a vulnerability and identifies the privileges an attacker needs t…

As we wrap up National Cybersecurity Awareness Month in the U.S., cybersecurity continues to be a top-of-mind issue for business, government and consumers alike. In February 2016, President Obama announced a Cybersecurity National Action Plan to improve the United States’ cybersecurity posture. The…

Organizations must take advantage of the digital economy in order to succeed and grow. But to do this, and do it securely, we can’t be compromised by complexity. Our IT landscapes are often systems cobbled together over the years. We may have servers from 15 years ago and cloud apps from 15 minutes…

At Cisco, we talk a lot about cybersecurity as a strategic advantage for organizations. We believe that a strong security program must be an inherent component of a digitization strategy. There are consequences for organizations that don’t have a plan for addressing this risk. As Ashley Arbuckle, Vi…

These Vulnerabilities were discovered by Tyler Bohan of Cisco Talos. Talos is releasing multiple vulnerabilities (TALOS-2016-0187, TALOS-2016-0190 & TALOS-2016-0205) in the LibTIFF library . One vulnerability (TALOS-2016-0187) is an exploitable heap based buffer overflow that impacts the LibTI…

This post was authored by Warren Mercer & Edmund Brumaghin Summary We had .locky, we had .odin and then we had .zepto but today we hit rock bottom and we now have Locky using .shit as their encrypted file extension. In today’s latest wave of spam, Talos has observed three distinct spam ca…