Debian Security Advisory DSA 875-1 – Yutaka Oiwa discovered a vulnerability in the Open Secure Socket Layer (OpenSSL) library that can allow an attacker to perform active protocol-version rollback attacks that could lead to the use of the weaker SSL 2.0 protocol even though both ends support SSL 3.0 or TLS 1.0.
You can download this advisory from the following link: https://packetstormsecurity.com/files/download/41049/dsa-875-1.txt
Source: https://packetstormsecurity.com/files/41049/Debian-Linux-Security-Advisory-875-1.html