Re: [NSE] Stacktrace with ssl-enum-ciphers.nse

[David Fifield <david () bamsoftware com>]

On Wed, Sep 15, 2010 at 10:44:09PM +0200, Henri Doreau wrote:
> Hi,
>
> pressing a key during the ssl-enum-ciphers.nse execution outputs the
> following stacktrace. I've seen it while testing patrick's
> nse-nsock-maintenance branch, but this appears to also occur in the
> trunk version.
>
> $ nmap --script ssl-enum-ciphers -p443 -d2 skullsecurity.org
>
> Starting Nmap 5.35DC18 ( http://nmap.org ) at 2010-09-15 21:45 CEST
> <...>
> NSE: Script scanning 206.220.193.152.
> NSE: Starting runlevel 1 (of 1) scan.
> Initiating NSE at 21:45
> NSE: NSE Script Threads (1) running:
> NSE: Starting 'ssl-enum-ciphers' (thread: 0x9357d28) against
> 206.220.193.152:443.
> NSE: Trying protocol SSLv3.
> Stats: 0:00:02 elapsed; 0 hosts completed (1 up), 1 undergoing Script Scan
> NSE: Active NSE Script Threads: 1 (1 waiting)
> <press enter>
> NSE Timing: About 0.00% done
> NSE: Waiting: 'ssl-enum-ciphers' (thread: 0x9357d28)
>         stack traceback:
>                 [C]: in function 'receive'
>
> /usr/local/share/nmap/scripts/ssl-enum-ciphers.nse:608: in function
> 'try_params'
>
> /usr/local/share/nmap/scripts/ssl-enum-ciphers.nse:643: in function
> 'find_ciphers'
>
> /usr/local/share/nmap/scripts/ssl-enum-ciphers.nse:717: in function
> 'try_protocol'
>
> /usr/local/share/nmap/scripts/ssl-enum-ciphers.nse:764: in function
> </usr/local/share/nmap/scripts/ssl-enum-ciphers.nse:757>
>                 (tail call): ?

I don't think this is any problem, just normal behavior with -d2. It's
supposed to help script developers find out where their scripts are
hanging.

David Fifield
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