A flaw has been found in editso fuso up to 1.0.4-beta.7. This affects the function PenetrateRsaAndAesHandshake of the file src/net/penetrate/handshake/mod.rs. This manipulation of the argument priv_key causes inadequate encryption strength. Remote exploitation of the attack is possible. A high degree of complexity is needed for the attack. The exploitability is reported as difficult.