LINUX

Pierluigi Paganini February 03, 2020
Sudo CVE-2019-18634 flaw allows Non-Privileged Linux and macOS Users run commands as Root

Apple researcher discovered an important vulnerability (CVE-2019-18634) in ‘sudo’ utility that allows non-privileged Linux and macOS users to run commands as Root. Security expert Joe Vennix from Apple has discovered an important vulnerability in ‘sudo‘ utility, tracked as CVE-2019-18634, that allows non-privileged Linux and macOS users to run commands as Root. The issue could be […]

Pierluigi Paganini January 29, 2020
CVE-2020-7247 RCE flaw in OpenSMTPD library affects many BSD and Linux distros

Security researchers have spotted a vulnerability, tracked as CVE-2020-7247, that affects a core email-related library used by many BSD and Linux distributions. Security experts from Qualys have discovered a flaw, tracked as CVE-2020-7247, in OpenSMTPD. OpenSMTPD is an open-source implementation of the server-side SMTP protocol as defined by RFC 5321, it includes also some additional […]

Pierluigi Paganini January 21, 2020
The Mystery of Fbot

In a few days back, the MalwareMustDie team’s security researcher unixfreaxjp has published a new Linux malware analysis of Fbot that has focused on the decryption of the last encryption logic used by its bot client. This is not the first time Fbot analysis has been published, and also Fbot binaries have been actively infecting […]

Pierluigi Paganini January 04, 2020
BusKill, a $20 USB Dead Man’s Switch for Linux Laptop

‘BusKill‘ is a cheap kill cord Dead Man Switch to trigger the machine to self-destruct in case the laptop is stolen, it was designed by the software engineer Michael Altfield. The idea is very simple, the BusKill cable connects a Linux laptop to the user, for example, to his belt. In case of theft, the USB […]

Pierluigi Paganini November 06, 2019
A flaw in the Libarchive library impacts major Linux distros

Google experts found a flaw, tracked as CVE-2019-18408, in the compression library libarchive could lead to arbitrary code execution. Google experts found a vulnerability, tracked as CVE-2019-18408, in the compression library libarchive could be exploited to execute arbitrary code.    The libarchive library is a multi-format archive and compression library that implements a single interface for reading/writing various compression formats. Several […]

Pierluigi Paganini October 19, 2019
A critical Linux Wi-Fi bug could be exploited to fully compromise systems

A researcher discovered a critical Linux vulnerability, tracked as CVE-2019-17666, that could be exploited to fully compromise vulnerable machines. Nico Waisman, principal security engineer at Github, discovered a critical Linux flaw, tracked as CVE-2019-17666, that could be exploited by attackers to fully compromise vulnerable machines. The vulnerability affects Linux versions through 5.3.6, according to the […]

Pierluigi Paganini October 15, 2019
sudo flaw allows any users to run commands as Root on Linux

Experts discovered a security policy bypass issue in the Sudo utility that is installed as a command on almost every Linux and Unix system. The Sudo utility that is installed as a command on almost every Linux and Unix system is affected by a security policy bypass issue tracked as CVE-2019-14287. The vulnerability could be […]

Pierluigi Paganini September 18, 2019
Skidmap Linux miner leverages kernel-mode rootkits to evade detection

Trend Micro researchers spotted a piece of Linux cryptocurrency miner, dubbed Skidmap that leverages kernel-mode rootkits to evade the detection. Skidmap is a new piece of crypto-miner detected by Trend Micro that target Linux machines, it uses kernel-mode rootkits to evade the detection. This malware outstands similar miners because of the way it loads malicious […]

Pierluigi Paganini August 20, 2019
Backdoored Webmin versions were available for download for over a year

Webmin, the popular open-source web-based interface for Unix admin contained a remote code execution vulnerability for more than a year. Webmin is an open-source web-based interface for system administration for Linux and Unix. It allows users using web browsers to set up user accounts, Apache, DNS, file sharing and much more. News of the day […]

Pierluigi Paganini July 25, 2019
New variant of Linux Botnet WatchBog adds BlueKeep scanner

Experts at Intezer researchers have spotted a strain of the Linux mining that also scans the Internet for Windows RDP servers vulnerable to the Bluekeep. Researchers at Intezer have discovered a new variant of WatchBog, a Linux-based cryptocurrency mining botnet, that also includes a module to scan the Internet for Windows RDP servers vulnerable to the Bluekeep vulnerability (CVE-2019-0708). […]