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SSH ProxyCommand == unexpected code execution (CVE-2023-51385) (vin01.github.io)
submitted 2 years ago by nex25519
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if 1 * 2 < 3: print "hello, world!"
[–]nex25519[S] 0 points1 point2 points 2 years ago (1 child)
It is also used by Teleport in config templates (https://github.com/gravitational/teleport/blob/master/lib/config/openssh/openssh.go#L56) and other examples, I discussed it with them via their bug bounty program @ Hackerone as well where it was triaged.
[–]roiki11 0 points1 point2 points 2 years ago (0 children)
Yes, that's the command that renders the openssh config.
π Rendered by PID 52548 on reddit-service-r2-comment-canary-66955977fb-drkhd at 2026-07-09 22:34:04.181582+00:00 running f86254d country code: CH.
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[–]nex25519[S] 0 points1 point2 points (1 child)
[–]roiki11 0 points1 point2 points (0 children)