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Reg Harnish
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Profile of Reg Harnish

CEO, GreyCastle Security
Member Since: 8/28/2018
Author
News & Commentary Posts: 1
Comments: 2

Reg Harnish is an entrepreneur, speaker, author and CEO of GreyCastle Security, a leading cybersecurity firm headquartered in Troy, New York.

With two decades of experience practicing cybersecurity, Reg brings a thought-provoking perspective to the industry which has earned him many prestigious recognitions, including fellowship at the National Cybersecurity Institute and the designation of Cybersecurity Consultant of the Year in North America for 2017 and 2018.

Reg is a nationally-recognized speaker and has presented at countless industry and security events for organizations including Security BSides, ISSA, ISC2, ISACA, and InfraGard.

In addition to co-authoring several books on cybersecurity awareness, he is a contributor for Forbes.com as a member of the Forbes Technology Council, an invitation-only organization for senior-level technology executives. His successes and expert commentary also have been featured in Time, CIO Magazine, Dark Matter, Software Magazine, ComputerWorld, InfoWorld and Security Magazine.
Articles by Reg Harnish
News
News
Inside the Ransomware Campaigns Targeting Exchange Servers
Kelly Sheridan, Staff Editor, Dark Reading,  4/2/2021
Commentary
Beyond MITRE ATT&CK: The Case for a New Cyber Kill Chain
Rik Turner, Principal Analyst, Infrastructure Solutions, Omdia,  3/30/2021
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Enterprise Vulnerabilities
From DHS/US-CERT's National Vulnerability Database
CVE-2021-23381
PUBLISHED: 2021-04-18
This affects all versions of package killing. If attacker-controlled user input is given, it is possible for an attacker to execute arbitrary commands. This is due to use of the child_process exec function without input sanitization.
CVE-2021-23374
PUBLISHED: 2021-04-18
This affects all versions of package ps-visitor. If attacker-controlled user input is given to the kill function, it is possible for an attacker to execute arbitrary commands. This is due to use of the child_process exec function without input sanitization.
CVE-2021-23375
PUBLISHED: 2021-04-18
This affects all versions of package psnode. If attacker-controlled user input is given to the kill function, it is possible for an attacker to execute arbitrary commands. This is due to use of the child_process exec function without input sanitization.
CVE-2021-23376
PUBLISHED: 2021-04-18
This affects all versions of package ffmpegdotjs. If attacker-controlled user input is given to the trimvideo function, it is possible for an attacker to execute arbitrary commands. This is due to use of the child_process exec function without input sanitization.
CVE-2021-23377
PUBLISHED: 2021-04-18
This affects all versions of package onion-oled-js. If attacker-controlled user input is given to the scroll function, it is possible for an attacker to execute arbitrary commands. This is due to use of the child_process exec function without input sanitization.