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Author

 Yoran Sirkis
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Profile of Yoran Sirkis

Chief Executive Officer, Covertix
Member Since: 2/25/2016
Author
News & Commentary Posts: 1
Comments: 0

Yoran Sirkis is a seasoned senior executive with deep domain expertise in information security and well-rounded experience in leadership, business development, professional services, consulting, customer management, and international management. Yoran served as a managing partner of Comsec Innovation and CEO of Comsec Cyber Solutions, both parts of the Comsec Group. Comsec Group is the largest dedicated information security company in Europe, operating branches in Israel, UK and the Netherlands. Prior to that, Yoran served as VP Professional Services of Comsec Consulting in which he managed all operational and professional aspects of this +100-people company; established and operated international business units and branches, and managed P&L of a multimillion dollar software and services business. Yoran brings over 20 years of experience in information security, specializing in Data/Physical Risk Management. In addition, Yoran has vast experience in investments, M&A and mentoring entrepreneurs. Yoran holds an Engineering Industrial Management diploma specializing in Information Systems.

Articles by Yoran Sirkis
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-2021-3493
PUBLISHED: 2021-04-17
The overlayfs implementation in the linux kernel did not properly validate with respect to user namespaces the setting of file capabilities on files in an underlying file system. Due to the combination of unprivileged user namespaces along with a patch carried in the Ubuntu kernel to allow unprivile...
CVE-2021-3492
PUBLISHED: 2021-04-17
Shiftfs, an out-of-tree stacking file system included in Ubuntu Linux kernels, did not properly handle faults occurring during copy_from_user() correctly. These could lead to either a double-free situation or memory not being freed at all. An attacker could use this to cause a denial of service (ker...
CVE-2020-2509
PUBLISHED: 2021-04-17
A command injection vulnerability has been reported to affect QTS and QuTS hero. If exploited, this vulnerability allows attackers to execute arbitrary commands in a compromised application. We have already fixed this vulnerability in the following versions: QTS 4.5.2.1566 Build 20210202 and later Q...
CVE-2020-36195
PUBLISHED: 2021-04-17
An SQL injection vulnerability has been reported to affect QNAP NAS running Multimedia Console or the Media Streaming add-on. If exploited, the vulnerability allows remote attackers to obtain application information. QNAP has already fixed this vulnerability in the following versions of Multimedia C...
CVE-2021-29445
PUBLISHED: 2021-04-16
jose-node-esm-runtime is an npm package which provides a number of cryptographic functions. In versions prior to 3.11.4 the AES_CBC_HMAC_SHA2 Algorithm (A128CBC-HS256, A192CBC-HS384, A256CBC-HS512) decryption would always execute both HMAC tag verification and CBC decryption, if either failed `JWEDe...