sshd Failing New Inbound Connections

[Thorsten Glaser]

On Mon, 21 Mar 2022, Steffen Nurpmeso wrote:

>  |> actually even standardized that "octal numbers" are not supported
> 
> ..inet_pton..

Huh. Not that but inet_aton on GNU, and other functions apparently.

This is idiotic, and I guess the same POSIX that insists on octals
for leading-zero numbers in shell, causing no small amount of bugs,
is responsible. Hmph.

>  |> 127.000.000.001 in form fields etc.

|            $ ./a.out 226.000.000.037      # Last byte is in octal

Given that these may be either decimal or octal, depending on where
they come from, it’s probably for the best to reject them.

(My RFC822-and-related-parser certainly does.)

bye,
//mirabilos
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