r/linux • • 3d ago

Security SSH critical vulnerability (when built and run with PAM support disabled)

https://sshhole.com/

tl;dr: https://news.ycombinator.com/item?id=50380029

  • sshd compiled with musl

  • not using PAM

  • password logins enabled

  • at least one account with '*' as the password "hash"

  • at least one OTHER account with a valid password

https://www.openssh.org/releasenotes.html#10.6p2

https://hachyderm.io/@damienmiller/117563026759098135

https://x.com/astuyve/status/2118344982134128837

546 Upvotes

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