Information Exposure

org.springframework.grpc, spring-grpc-core is vulnerable to information exposure through error messages. The vulnerability is due to returning raw server-side AuthenticationException messages in the gRPC status description, which allows an attacker to gather authentication failure details and...

Spring gRPC AuthenticationException message reflected to remote client

The raw message of every server-side AuthenticationException is returned to the unauthenticated remote caller in the gRPC status description. This allows an attacker to obtain information about the authentication failure, which may be useful for further attacks...