yes, it's basically allowing SSH from 'any' source IP coming from the ASA 'outside' interface.
although i wouldn't do such SSH command unless it's necessary (and approved by IT management) and you have other layers of security in place on the ASA such as TACACS/AAA, 'strong' local admin passwords, etc.
Table of ContentsIntroductionVersion HistoryPossible Future
UpdatesDocuments PurposeNAT Operation in ASA 8.3+ SectionsRule Types
Network Object NATTwice NAT / Manual NATRule Types used per SectionNAT
Types used with Twice NAT / Manual NAT and Network Obje...
Table of Contents Introduction:This document describes details on how
NAT-T works. Background: ESP encrypts all critical information,
encapsulating the entire inner TCP/UDP datagram within an ESP header.
ESP is an IP protocol in the same sense that TCP an...