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 Ed Skoudis
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Profile of Ed Skoudis

SANS Institute Fellow & Director of Cyber Ranges
Member Since: 4/17/2020
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News & Commentary Posts: 1
Comments: 0

Ed Skoudis has taught cyber incident response and advanced penetration testing techniques to more than 12,000 cybersecurity professionals. He is a SANS Faculty Fellow and the lead for the SANS Penetration Testing Curriculum. His courses distill the essence of real-world, front-line case studies he accumulates because he is consistently one of the first experts brought in to provide after-attack analysis on major breaches where credit card and other sensitive financial data is lost.

Ed led the team that built NetWars, the low-cost, widely used cyber training and skills assessment ranges relied upon by military units and corporations with major assets at risk. His team also built CyberCity, the fully authentic urban cyber warfare simulator that was featured on the front page of the Washington Post. He was also the expert called in by the White House to test the security viability of the Trusted Internet Connection (TIC) that now protects US Government networks and lead the team that first publicly demonstrated significant security flaws in virtual machine technology.  He has a rare capability of translating advanced technical knowledge into easy-to-master guidance as the popularity of his step-by-step Counter Hack books tes

Articles by Ed Skoudis
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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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...