Security | Threat Detection | Cyberattacks | DevSecOps | Compliance

The CUPS Vulnerability- The 443 Podcast - Episode 308

Sep 30, 2024 By WatchGuard In WatchGuard
This week on the podcast, we cover the "9.9/10 severity vulnerability affecting most Linux systems" that a researcher disclosed last week and what it means for Linux systems administrators. We then discuss a research post into Kia's remote control systems that allowed one researcher to compromise any Kia in the last decade by just knowing their license plate number. We end with a new act that was just introduced into the US Senate with a goal to secure the healthcare industry.
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Trustwave

What We Know So Far About Zero-Day CUPS Vulnerabilities: CVE-2024-47176, CVE-2024-47076, CVE-2024-47175, and CVE-2024-47177

Sep 30, 2024 By Trustwave In Trustwave
On September 26, 2024, security researcher Simone Margaritellidisclosed the details of four OpenPrinting Common UNIX Printing System (CUPS) vulnerabilities, that, when chained together, can allow malicious actors to launch remote code execution (RCE) attacks on vulnerable systems. CUPS is a widely used, open-source printing system that supports Linux and other Unix-like operating systems. It also supports ChromeOS and macOS.
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Snyk

Abusing Ubuntu 24.04 features for root privilege escalation

Sep 9, 2024 By Rory McNamara In Snyk
With the recent release of Ubuntu 24.04, we at Snyk Security Labs thought it would be interesting to examine the latest version of this Linux distribution to see if we could find any interesting privilege escalation vulnerabilities. I’ll let the results speak for themselves: During our research, we successfully identified a privilege escalation from the default user on a fresh Ubuntu Desktop installation to root.
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wallarm

The Other Crowdstrike Outage

Aug 19, 2024 By Wallarm In Wallarm
On July 19, 2024, a flawed update in CrowdStrike Falcon's channel file 291 led to a logic error that caused Windows systems to crash, resulting in widespread BSOD (Blue Screen of Death) incidents. The impact was severe, disrupting critical infrastructure globally, from grounded flights to halted public transit systems. In fact, you’d have to have been living under a rock to have missed this incident.
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levelblue

Linux For Beginners

Aug 14, 2024 By Kushalveer Singh Bachchas In LevelBlue
Welcome to the world of Linux! This blog will take you on a step-by-step journey on how to get familiar with Linux if you are a new user. By the end, you'll have an understanding of Linux and how to use it effectively. Linux is an open-source operating system that manages your computer's hardware and software resources. Unlike proprietary systems like Windows and macOS, Linux is free to use, modify, and distribute.
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jumpcloud

Ubuntu 20.04 vs 22.04: Comparing features and performance

Aug 2, 2024 By David Worthington In JumpCloud
Jump to Tutorial Ubuntu is a popular Linux distribution that has been adopted by many system administrators, developers, or everyday users who are searching for a robust and open-source operating system. Each version of Ubuntu brings new features, improvements and sometimes there are certain changes in system requirements.
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foresiet

New Linux Variant of Play Ransomware Targeting VMware ESXi Systems

Jul 22, 2024 By Foresiet In Foresiet
In a recent development, cybersecurity researchers have identified a new Linux variant of the notorious Play ransomware, also known as Balloonfly and PlayCrypt. This variant specifically targets VMware ESXi environments, signaling a strategic expansion by the threat actors behind it. Trend Micro's report published on Friday highlights the potential for a broader victim pool and more effective ransom negotiations as a result of this evolution.
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