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Author

 Lance Dubsky, CISSP, CISM
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Profile of Lance Dubsky

CISSP, CISM
News & Commentary Posts: 2

Lance Dubsky, CISSP, CISM, is Chief Security Strategist, Americas, at FireEye and has over two decades of experience planning, building and implementing large information security programs. Before joining FireEye, he served as the Chief Information Security Officer at two U.S. Intelligence Agencies where he led global information security programs. Lance drove transformations in risk management, security engineering, space security assurance and security operations. Earlier in his career he worked as an independent consultant advising public sector clients and he is a veteran of the U.S. Air Force. He holds a B.S. in Information Systems from the University of Maryland and a M.A. from Creighton University in International Relations.

Articles by Lance Dubsky, CISSP, CISM
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-2021-20288
PUBLISHED: 2021-04-15
An authentication flaw was found in ceph in versions before 14.2.20. When the monitor handles CEPHX_GET_AUTH_SESSION_KEY requests, it doesn't sanitize other_keys, allowing key reuse. An attacker who can request a global_id can exploit the ability of any user to request a global_id previously associa...
CVE-2021-31229
PUBLISHED: 2021-04-15
An issue was discovered in libezxml.a in ezXML 0.8.6. The function ezxml_internal_dtd() performs incorrect memory handling while parsing crafted XML files, which leads to an out-of-bounds write of a one byte constant.
CVE-2021-28548
PUBLISHED: 2021-04-15
Adobe Photoshop versions 21.2.6 (and earlier) and 22.3 (and earlier) are affected by a Buffer Overflow vulnerability when parsing a specially crafted JSX file. An unauthenticated attacker could leverage this vulnerability to achieve arbitrary code execution in the context of the current user. Exploi...
CVE-2021-28549
PUBLISHED: 2021-04-15
Adobe Photoshop versions 21.2.6 (and earlier) and 22.3 (and earlier) are affected by a Buffer Overflow vulnerability when parsing a specially crafted JSX file. An unauthenticated attacker could leverage this vulnerability to achieve arbitrary code execution in the context of the current user. Exploi...
CVE-2021-30209
PUBLISHED: 2021-04-15
Textpattern V4.8.4 contains an arbitrary file upload vulnerability where a plug-in can be loaded in the background without any security verification, which may lead to obtaining system permissions.