What’s Vulnerable › Vulnerabilities
CVE-2019-2503
- Severity: medium (CVSS 6.4 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 2.5% probability of exploitation in the next 30 days
- Public exploit or detection template: none known
- Published: 2019-01-16 · updated 2026-06-17
Description
Vulnerability in the MySQL Server component of Oracle MySQL (subcomponent: Server: Connection Handling). Supported versions that are affected are 5.6.42 and prior, 5.7.24 and prior and 8.0.13 and prior. Difficult to exploit vulnerability allows low privileged attacker with access to the physical communication segment attached to the hardware where the MySQL Server executes 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 and unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of MySQL Server. CVSS 3.0 Base Score 6.4 (Confidentiality and Availability impacts). CVSS Vector: (CVSS:3.0/AV:A/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:H).
Affected products
- Canonical Ubuntu Linux: 16.04, 18.04, 18.10
- MariaDB: from 5.5.0 before 5.5.62; from 10.0.0 before 10.0.37; from 10.1.0 before 10.1.36; from 10.2.0 before 10.2.18; from 10.3.0 before 10.3.10 — fixed in 10.0.37, 10.1.36, 10.2.18, 10.3.10, 5.5.62
- 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 5.6.0 through 5.6.42; from 5.7.0 through 5.7.24; from 8.0.0 through 8.0.13
- RedHat Enterprise Linux Desktop: 7.0, 8.0
- RedHat Enterprise Linux Eus: 8.1, 8.2, 8.4, 8.6
- RedHat Enterprise Linux Server: 7.0, 8.0
- RedHat Enterprise Linux Server Aus: 8.2, 8.4, 8.6
- RedHat Enterprise Linux Server Tus: 8.2, 8.4, 8.6
- RedHat Enterprise Linux Workstation: 7.0, 8.0
How to fix
Upgrade to a fixed version: MariaDB 10.0.37, 10.1.36, 10.2.18, 10.3.10. Check the vendor advisory for mitigations.
References
- http://www.oracle.com/technetwork/security-advisory/cpujan2019-5072801.html
- http://www.securityfocus.com/bid/106626
- https://access.redhat.com/errata/RHSA-2019:1258
- https://access.redhat.com/errata/RHSA-2019:2327
- https://access.redhat.com/errata/RHSA-2019:2484
- https://access.redhat.com/errata/RHSA-2019:2511
- https://security.netapp.com/advisory/ntap-20190118-0002/
- https://usn.ubuntu.com/3867-1/
- http://www.oracle.com/technetwork/security-advisory/cpujan2019-5072801.html
- http://www.securityfocus.com/bid/106626
- https://access.redhat.com/errata/RHSA-2019:1258
- https://access.redhat.com/errata/RHSA-2019:2327
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