CVE-2018-2755: Canonical Ubuntu Linux

High severity, CVSS 7.7. EPSS: 0.8% chance of exploitation in the next 30 days.

Vulnerability in the MySQL Server component of Oracle MySQL (subcomponent: Server: Replication). Supported versions that are affected are 5.5.59 and prior, 5.6.39 and prior and 5.7.21 and prior. Difficult to exploit vulnerability allows unauthenticated attacker with logon to the infrastructure where MySQL Server executes to compromise MySQL Server. Successful attacks require human interaction from a person other than the attacker and while the vulnerability is in MySQL Server, attacks may significantly impact additional products. Successful attacks of this vulnerability can result in takeover of MySQL Server. CVSS 3.0 Base Score 7.7 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.0/AV:L/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:H).

Affected products

  • Canonical Ubuntu Linux: version 12.04 only; version 14.04 only; version 16.04 only; version 17.10 only; version 18.04 only
  • Debian Debian Linux: version 7.0 only; version 8.0 only; version 9.0 only
  • MariaDB MariaDB: from 5.5.0, before 5.5.60 (fixed in 5.5.60); from 10.0.0, before 10.0.35 (fixed in 10.0.35); from 10.1.0, before 10.1.33 (fixed in 10.1.33); from 10.2.0, before 10.2.15 (fixed in 10.2.15)
  • Netapp Active Iq Unified Manager: from 7.3; from 9.5
  • Netapp Oncommand Insight: affected versions not specified
  • Netapp Oncommand Workflow Automation: affected versions not specified
  • Netapp Snapcenter: affected versions not specified
  • Oracle MySQL: from 5.5.0, up to and including 5.5.59; from 5.6.0, up to and including 5.6.39; from 5.7.0, up to and including 5.7.21
  • Red Hat Enterprise Linux Desktop: version 7.0 only
  • Red Hat Enterprise Linux Eus: version 7.5 only; version 7.6 only; version 7.7 only
  • Red Hat Enterprise Linux Server: version 7.0 only
  • Red Hat Enterprise Linux Server Aus: version 7.6 only; version 7.7 only
  • Red Hat Enterprise Linux Server Tus: version 7.6 only; version 7.7 only
  • Red Hat Enterprise Linux Workstation: version 7.0 only
  • Red Hat Openstack: version 12 only

Published 2018-04-19. Last modified 2026-06-17.