Self-Propagating SSH Worm Exploits Weak Passwords in Seconds

Self-Propagating SSH Worm Exploits Weak Passwords in Seconds

First seen 12 Feb 2026, 21:16 UTC •Isc.Sans.EduGbhackersCybersecuritynews •46.0

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A self-replicating SSH worm has been detected that can compromise Linux systems in just four seconds using credential stuffing techniques. The worm exploits weak authentication mechanisms, particularly targeting devices with default passwords. This incident illustrates ongoing vulnerabilities in SSH security practices.

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Timeline

2026-02-11
Guest Diary entry analyzing the attack
2026-02-12
DShield sensor captures self-propagating SSH worm exploit
2026-02-12
Incident reported by Gbhackers

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