One of the critical vulnerabilities in OpenSSL has been gone undetected since December 1998. The vulnerability can be exploited by a man-in-the-middle (MITM) attack where the attacker can decrypt and modify traffic from the attacked client and server. The remaining four flaws patched today could be used for denial-of-service attacks, SANS Internet Storm Center classified two of the six newly patched vulnerabilities as critical, and warned that they may lead to arbitrary code execution”]