SSLv2 DROWN Attack

Original release date: March 01, 2016

Network traffic encrypted using an RSA-based SSL certificate may be decrypted if enough SSLv2 handshake data can be collected. Exploitation of this vulnerability – referred to as DROWN in public reporting – may allow a remote attacker to obtain the private key of a server supporting SSLv2.

US-CERT encourages users and administrators to review Vulnerability Note VU#583776 and the US-CERT OpenSSL Current Activity for additional information and mitigation details.


This product is provided subject to this Notification and this Privacy & Use policy.

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