NAT Slipstreaming v2.0 Lets Attackers Remotely Access Any TCP/UDP Service

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A new version of the NAT Slipstreaming attack, dubbed v2.0, has been disclosed, enabling attackers to remotely reach any TCP or UDP service behind a victim's network address translator. The technique builds on the original NAT Slipstreaming method, expanding its scope to a broader range of internal services. By exploiting browser-based mechanisms, an attacker can bypass NAT and firewall protections without requiring direct network access. The vulnerability poses a significant risk to users whose internal network services were previously considered shielded from external threats. Full technical details have been published by the researcher at the linked disclosure page.

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