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cat 确定这个版本 8.9p1-3ubuntu0.10 打了补丁?
我这查的这个版本是 6 月 26 号出的,难道这个 0Day 早就知道了?
:~$ dpkg -l | grep openssh
ii openssh-client 1:8.9p1-3ubuntu0.10 amd64 secure shell (SSH) client, for secure access to remote machines
ii openssh-server 1:8.9p1-3ubuntu0.10 amd64 secure shell (SSH) server, for secure access from remote machines
ii openssh-sftp-server 1:8.9p1-3ubuntu0.10 amd64 secure shell (SSH) sftp server module, for SFTP access from remote machines
:~$ ls /sbin/sshd -l
-rwxr-xr-x 1 root root 917192 Jun 26 21:11 /sbin/sshd
:~$ ls /bin/ssh -al
-rwxr-xr-x 1 root root 846888 Jun 26 21:11 /bin/ssh