Bleichenbacher-Vulnerability/EN

Check for Bleichenbacher vulnerability

If the result is positive, there is no need for further action. If the result is negative, please read the following instructions.

Result positive	Not vulnerable to Bleichenbacher (ROBOT).
Result negativ	Vulnerable to Bleichenbacher (ROBOT).
Description	The server is vulnerable to a Bleichenbacher attack. Communication can be decrypted and user entries such as passwords can be read.
Background	The so-called Bleichenbacher attack (also known under the name ROBOT) is a 19 year old security flaw that allows RSA decryption and signature operations to be performed with the private key of a TLS server. The attack is an error in the program code.
Consequence	The server is vulnerable through a security flaw that allows an attacker to decrypt the communication.
Solution/Tips	If vulnerability has been reported, immediately install an update for your TLS Implementation on your server.