Author

 Rafal Los, Managing Director, Solutions Research and Development, Optiv

Profile of Rafal Los

Managing Director, Solutions Research and Development, Optiv
News & Commentary Posts: 1

Rafal Los brings a blend of pragmatism and thought leadership in his approach to enterprise information security. As managing director, solutions research and development at Optiv, Los helps organizations build mature, defensible and operationally efficient security programs. Leveraging over 15 years of technical, consulting and management skills his team researches, develops and delivers program strategy frameworks, maturity models, and provides operational guidance from across industry verticals and varying maturity levels.Los previously worked at Acccuvant. Prior to that, he served as principal, strategic security services at HP Enterprise Security Services. Los developed a methodology for refocusing enterprise security programs through an assessment and threat-centric approach, directly aligning security to business value. While there, he developed new services-based offerings from concept through prototype and launch stages, and spearheaded a cross-business task team to develop new use cases for products and service offerings within the existing portfolio. Previously at HP, Los served several diverse roles including security strategist in enterprise security products where he advised customers on implementing practical solutions. He also wrote and maintained the top blog in HP Software, "Following the White Rabbit." Prior to HP, Los held various positions at GE Energy, EnterEdge Technology and Envestnet PMC.Los is an advocate for focus on sound security fundamentals and for the principles of "proportional, common sense security." He has been contributor to open standards and various organizations such as the Open Web Application Security Project (OWASP) and the Cloud Security Alliance. He has served as a speaker at conferences such as Black Hat, ISSA International, InfoSec World and many others. In addition, he maintains a regular column in SecurityWeek and contributes to other community forums. Los received his bachelor's degree in computer information systems from Concordia University.

Weaponizing IPv6 to Bypass IPv4 Security
John Anderson, Principal Security Consultant, Trustwave Spiderlabs,  6/12/2018
'Shift Left' & the Connected Car
Rohit Sethi, COO of Security Compass,  6/12/2018
Why CISOs Need a Security Reality Check
Joel Fulton, Chief Information Security Officer for Splunk,  6/13/2018
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From DHS/US-CERT's National Vulnerability Database
CVE-2018-12557
PUBLISHED: 2018-06-19
An issue was discovered in Zuul 3.x before 3.1.0. If nodes become offline during the build, the no_log attribute of a task is ignored. If the unreachable error occurred in a task used with a loop variable (e.g., with_items), the contents of the loop items would be printed in the console. This could ...
CVE-2018-12559
PUBLISHED: 2018-06-19
An issue was discovered in the cantata-mounter D-Bus service in Cantata through 2.3.1. The mount target path check in mounter.cpp `mpOk()` is insufficient. A regular user can consequently mount a CIFS filesystem anywhere (e.g., outside of the /home directory tree) by passing directory traversal sequ...
CVE-2018-12560
PUBLISHED: 2018-06-19
An issue was discovered in the cantata-mounter D-Bus service in Cantata through 2.3.1. Arbitrary unmounts can be performed by regular users via directory traversal sequences such as a home/../sys/kernel substring.
CVE-2018-12561
PUBLISHED: 2018-06-19
An issue was discovered in the cantata-mounter D-Bus service in Cantata through 2.3.1. A regular user can inject additional mount options such as file_mode= by manipulating (for example) the domain parameter of the samba URL.
CVE-2018-12562
PUBLISHED: 2018-06-19
An issue was discovered in the cantata-mounter D-Bus service in Cantata through 2.3.1. The wrapper script 'mount.cifs.wrapper' uses the shell to forward the arguments to the actual mount.cifs binary. The shell evaluates wildcards (such as in an injected string:/home/../tmp/* string).