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David Wells

Senior Research Engineer, Zero Day Research

David Wells's picture
David started in the cybersecurity industry with a strong focus on Windows reverse engineering. This led into four years of malware reverse engineering and research, tracking several well known malware campaigns as well as custom targeted campaigns aimed at high profile corporations. David brings thorough reverse engineering experience in bug finding to help understand vulnerable systems as a whole in order to break them holistically.
Research Advisory
Monday, June 3, 2019

Tenable has found multiple Denial of Service vulnerabilities affecting the Zsh runtime. The root cause for the following crashes are all out-of-bounds memory reads: taddrstr function in text.c Using "!"...

Research Advisory
Tuesday, May 7, 2019

Tenable has discovered a vulnerability affecting Slack Desktop Application for Windows (versions prior to 3.4.0) that could allow attackers to steal downloaded documents. An attacker can abuse the " slack://...

Research Advisory
Tuesday, May 7, 2019

Tenable has discovered Denial of Service vulnerabilities in Parrot's Anafi drone affecting firmware versions prior to 1.5.0. CVE-2019-3944: Wi-Fi Deauthentication This allows a remote and unauthenticated attacker to sever the...

Blog Post
Thursday, November 29, 2018

Tenable Researcher David Wells discovered a vulnerability in Zoom’s Desktop Conferencing Application that allows an attacker to hijack screen controls, spoof chat messages or kick and lock attendees out of meetings. Zoom has released updates for macOS, Windows and Linux.

Research Advisory
Thursday, November 29, 2018

Tenable discovered a flaw in Zoom's thick client that allows attackers to hijack control of presenters’ desktops, spoof chat messages, and kick attendees out of Zoom calls. The flaw is...

Research Advisory
Monday, October 1, 2018

Tenable was recently investigating TP-Link's TL-WR841N v13 using firmware 0.9.1 4.16 v0348.0 (listed as TL-WR841N(US)_V13_180119 on the download page). As a result, Tenable found multiple vulnerabilities. CVE-2018-15700: httpd Denial of...

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