> Regarding POODLEbleed[1] issue, I've disable SSLv3 on `ssl_protocols`

thats the most important part


> directive. But, ssllabs.com says that :
>
> ---- snip ----
> Downgrade attack prevention No, TLS_FALLBACK_SCSV not supported (more
> info[2])

TLS_FALLBACK_SCSV also prevents downgrades from TLSv1.2 -> TLSv1.1 -> TLSv1

and has got nothing to do with SSLv3


> With configuration:
> ---- snip ----
> SSLHonorCipherOrder On
> SSLProtocol -All +TLSv1 +TLSv1.1 +TLSv1.2

isnt this the apacheconfig?


>
> So the question is, how important it is?
>

it is not yet important, but downgrade-attacks might happen
again.

do you have nginx with a different openssl-library installed, e.g. statically linked

please paste the full output from

$ nginx -V