CWE Code: 319
Vulnerability Type: privilege_escalation
CVSS Score: 6.3
CWE Name:  Cleartext Transmission of Sensitive Information
Summary: vulnerability in the mysql server component of oracle mysql (subcomponent: server: c api). supported versions that are affected are 5.5.55 and earlier and 5.6.35 and earlier. difficult to exploit vulnerability allows low privileged attacker with network access via multiple protocols to compromise mysql server. successful attacks of this vulnerability can result in unauthorized access to critical data or complete access to all mysql server accessible data. cvss 3.0 base score 5.3 (confidentiality impacts). cvss vector: (cvss:3.0/av:n/ac:h/pr:l/ui:n/s:u/c:h/i:n/a:n). note: the previous information is from the april 2017 cpu. oracle has not commented on third-party claims that this issue allows man-in-the-middle attackers to hijack the authentication of users by leveraging incorrect ordering of security parameter verification in a client, aka, "the riddle".
Access Authentication: SINGLE
Access Complexity: MEDIUM
Access Vector: NETWORK
Impact (C/I/A): COMPLETE/NONE/NONE
Published Date: 2017-04-24
Last Modified Date: 2019-10-03