UBUNTU-CVE-2018-16868

A Bleichenbacher type side-channel based padding oracle attack was found in the way gnutls handles verification of RSA decrypted PKCS1 v1.5 data. An attacker who is able to run process on the same physical core as the victim process, could use this to extract plaintext or in some cases downgrade...

jbossws: Prone to Bleichenbacher attack against to be distributed symmetric key

A flaw was found in JBoss web services where the services used a weak symmetric encryption protocol, PKCS1 v1.5. An attacker could use this weakness in chosen-ciphertext attacks to recover the symmetric key and conduct further attacks...