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XZ Utils Supply Chain Attack: A Threat Actor Spent Two Years to Implement a Linux Backdoor
A threat actor quietly spent the last two years integrating themself in the core team of maintainers of XZ Utils, a free software command-line data compressor widely used in Linux systems. The attacker slowly managed to integrate a backdoor in the software that was designed to interfere with SSHD and allow remote code execution via an SSH login certificate. The backdoor was discovered a few days before being released on several Linux systems worldwide. The…
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