CVE-2017-3649: Vulnerability in the MySQL Server component of Oracle MySQL (subcomponent: Server: Replication).

Security readout for executives and security teams

This issue can let a highly privileged network attacker crash or hang vulnerable MySQL Server instances. It is not described as data theft or privilege escalation, but a successful attack could take a database offline and disrupt dependent applications. Exposure is most likely where Oracle MySQL Server 5.6.36 or earlier, or 5.7.18 or earlier, remains deployed and reachable by highly privileged users over network protocols. Treat as a business continuity risk for older MySQL deployments. It should be remediated in normal vulnerability management cycles, faster for critical databases or exposed administrative networks. Mitigation focus: Identify MySQL Server versions across production, staging, and disaster recovery environments.; Prioritize upgrading affected MySQL 5.6 and 5.7 builds per Oracle guidance.; Review relevant Red Hat advisories if using Red Hat supplied MySQL packages..

Prepared

Jun 12, 2026, 21:41 UTC (UTC+00:00)

Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.