CVE-2018-2771

Severity: medium (CVSS 4.4 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 3.6% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2018-04-19 · updated 2026-06-17

Description

Vulnerability in the MySQL Server component of Oracle MySQL (subcomponent: Server: Locking). 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 high privileged attacker with network access via multiple protocols to compromise MySQL Server. Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of MySQL Server. CVSS 3.0 Base Score 4.4 (Availability impacts). CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:H/UI:N/S:U/C:N/I:N/A:H).

Affected products

Canonical Ubuntu Linux: 12.04, 14.04, 16.04, 17.10, 18.04
Debian Linux: 7.0, 8.0, 9.0
MariaDB: from 5.5.0 before 5.5.60; from 10.0.0 before 10.0.35; from 10.1.0 before 10.1.33; from 10.2.0 before 10.2.15 — fixed in 10.0.35, 10.1.33, 10.2.15, 5.5.60
Active IQ Unified Manager for VMware vSphere, Linux, and Microsoft Windows: from 7.3; from 9.5
OnCommand Insight: all versions
NetApp OnCommand Workflow Automation: all versions
NetApp SnapCenter: all versions
MySQL Server: from 5.5.0 through 5.5.59; from 5.6.0 through 5.6.39; from 5.7.0 through 5.7.21
RedHat Enterprise Linux Desktop: 7.0
RedHat Enterprise Linux Eus: 7.5, 7.6, 7.7
RedHat Enterprise Linux Server: 7.0
RedHat Enterprise Linux Server Aus: 7.6, 7.7
RedHat Enterprise Linux Server Tus: 7.6, 7.7
RedHat Enterprise Linux Workstation: 7.0
OpenStack: 12

How to fix

Upgrade to a fixed version: MariaDB 10.0.35, 10.1.33, 10.2.15, 5.5.60. Check the vendor advisory for mitigations.

References

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