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Warning! Unprivileged Linux Users With UID > INT_MAX Can Execute Any Command

Warning! Unprivileged Linux Users With UID > INT_MAX Can Execute Any Command

Dec 06, 2018
Hold tight, this may blow your mind… A low-privileged user account on most Linux operating systems with UID value anything greater than 2147483647 can execute any systemctl command unauthorizedly—thanks to a newly discovered vulnerability. The reported vulnerability actually resides in PolicyKit (also known as polkit)—an application-level toolkit for Unix-like operating systems that defines policies, handles system-wide privileges and provides a way for non-privileged processes to communicate with privileged ones, such as "sudo," that does not grant root permission to an entire process. The issue, tracked as CVE-2018-19788 , impacts PolicyKit version 0.115 which comes pre-installed on most popular Linux distributions, including Red Hat , Debian ,  Ubuntu , and CentOS. The vulnerability exists due to PolicyKit's improper validation of permission requests for any low-privileged user with UID greater than INT_MAX. Where, INT_MAX is a constant in computer progra
Thousands of High-Risk Vulnerabilities Found in NOAA Satellite System

Thousands of High-Risk Vulnerabilities Found in NOAA Satellite System

Sep 10, 2014
The informational systems that the National Oceanic and Atmospheric Administration (NOAA) run are loaded with several critical vulnerabilities that could leave it vulnerable to cyber attacks. According to the findings of an audit recently conducted by the Department of Commerce's Office of the Inspector General (OIG), the Joint Polar Satellite System's (JPSS) ground system is vulnerable to a large number of high-risk vulnerabilities. The JPSS ground system is used to collect data from several polar-orbiting weather satellites, and distribute the information to users worldwide. This system also provides command, control and data processing for current and future weather satellites. But, the vulnerabilities identified in the system could impair technology controlling the United States' next generation of polar-orbiting environmental satellites. " Our analysis of the JPSS program's assessments of system vulnerabilities found that, since FY 2012, the number of high-ris
How to Increase Engagement with Your Cybersecurity Clients Through vCISO Reporting

How to Increase Engagement with Your Cybersecurity Clients Through vCISO Reporting

Jul 22, 2024vCISO / Business Security
As a vCISO, you are responsible for your client's cybersecurity strategy and risk governance. This incorporates multiple disciplines, from research to execution to reporting. Recently, we published a comprehensive playbook for vCISOs, "Your First 100 Days as a vCISO – 5 Steps to Success" , which covers all the phases entailed in launching a successful vCISO engagement, along with recommended actions to take, and step-by-step examples.  Following the success of the playbook and the requests that have come in from the MSP/MSSP community, we decided to drill down into specific parts of vCISO reporting and provide more color and examples. In this article, we focus on how to create compelling narratives within a report, which has a significant impact on the overall MSP/MSSP value proposition.  This article brings the highlights of a recent guided workshop we held, covering what makes a successful report and how it can be used to enhance engagement with your cyber security clients.
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