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Ryan Seguin

Security Response Manager

Ryan Seguin's picture

Ryan joined Tenable in 2013 as a customer support engineer assisting customers with technical troubleshooting and product education. After that, he helped create dashboard and report templates for SecurityCenter that users can download through the Tenable.sc feed. Now Ryan is a member of the Security Response team, informing customers of the latest security threats, and providing in-depth analytics for today’s most critical vulnerabilities.

Interests outside of work: Ryan is an Audio/Video producer for the Play Better Podcast, a competitive fighting game player, and a retro video game console/arcade enthusiast. He’s also currently studying German and Japanese.

Blog Post

Magento Security Updates Fix Over 30 Bugs Including an Unauthenticated Remote Code Execution Vulnerability (PRODSECBUG-2198)

Thursday, March 28, 2019

Magento Commerce and Open Source advisory provides fixes for RCE, XSS, SQLi, and XSRF vulnerabilities. Background Magento has released a security advisory for 30+ vulnerabilities, including an unauthenticated Remote Code...

Blog Post

Multiple Remote Code Execution Vulnerabilities Found in Grandstream Devices

Tuesday, March 26, 2019

Multiple security vulnerabilities found in Grandstream devices’ web interfaces include remote code execution and user credentials stored in plaintext. Background According to Threatpost , a number of Grandstream telephony and...

Blog Post

Cisco March Advisory Addresses Multiple Vulnerabilities in FXOS and NX-OS

Thursday, March 7, 2019

Cisco released security advisories for multiple vulnerabilities including CVE-2019-1614, an authenticated RCE vulnerability affecting many Cisco switches running NX-OS. Background On March 6th, Cisco released advisories for multiple vulnerabilities. One...

Blog Post

Management Interfaces in Three Models of Cisco Networking Devices Are Vulnerable to RCE Attacks

Wednesday, February 27, 2019

<p>New vulnerability (CVE-2019-1663) in Cisco RV110W, RV130W, and RV215W devices allows for RCE attacks from malicious HTTP requests.</p> <h3>Background</h3> <p>Cisco has <a href=" https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/ci... target="_blank" rel="noopener noreferrer" title="Cisco security advisory...

Blog Post

CVE-2019-5736 Exploits the Common runc Container Binary to Escape to Host

Wednesday, February 13, 2019

CVE-2019-5736 allows for an escape to host attack in specific container configurations. Background A new vulnerability ( CVE-2019-5736 ) was recently announced in runc, the runtime used by popular container...

Blog Post

LibreOffice Vulnerable to Code Execution in URL Mouseover Preview Feature

Friday, February 1, 2019

Researcher Alex Inführ discovered that LibreOffice 6.1.0-6.1.3.1 is susceptible to a code injection attack if a user hovers their mouse over a malicious URL. Background Researcher Alex Inführ disclosed a...

Blog Post

Apple iOS 12.1.3 Security Updates Address Multiple Vulnerabilities

Wednesday, January 23, 2019

Apple has released iOS 12.1.3 to fix 31 CVEs including a FaceTime remote code execution vulnerability Background On January 22, Apple released iOS 12.1.3 , which includes fixes for 31...

Blog Post

Critical Vulnerability Fixes Available For Juniper Devices

Thursday, January 10, 2019

Juniper has addressed multiple critical vulnerabilities in Junos, Junos Space, and JATP devices. Administrators are advised to update to the latest OS version on any affected Juniper device. Background Juniper...

Blog Post

Microsoft Releases Out-of-Band Patch for Internet Explorer Remote Code Execution Vulnerability (CVE-2018-8653)

Wednesday, December 19, 2018

<p>Clement Lecigne of Google’s Threat Analysis Group has reported exploitation of an Internet Explorer vulnerability, CVE-2018-8653, prompting an out-of-band patch from Microsoft.</p> <h2>Background</h2> <p>On December 19, Microsoft released a critical...

Blog Post

Privilege Escalation Flaw Discovered in the Cisco Adaptive Security Appliance

Wednesday, December 19, 2018

Tenable has discovered a privilege escalation flaw in the Cisco Adaptive Security Appliance that allows low-level users to run higher-level commands when certain configuration settings are set. What you need...

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