Detections
Analytics

Linux Distros Unpatched Vulnerability : CVE-2019-2503

medium Nessus Plugin ID 252800

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Synopsis

The Linux/Unix host has one or more packages installed with a vulnerability that the vendor indicates will not be patched.

Description

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available.

 - 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. (CVE-2019-2503)

Note that Nessus relies on the presence of the package as reported by the vendor.

Solution

There is no known solution at this time.

See Also

https://ubuntu.com/security/CVE-2019-2503

Plugin Details

Severity: Medium

ID: 252800

File Name: unpatched_CVE_2019_2503.nasl

Version: 1.1

Type: local

Agent: unix

Family: Misc.

Published: 8/20/2025

Updated: 8/20/2025

Supported Sensors: Nessus Agent, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 5.2

CVSS v2

Risk Factor: Low

Base Score: 3.8

Temporal Score: 2.8

Vector: CVSS2#AV:A/AC:M/Au:S/C:P/I:N/A:P

CVSS Score Source: CVE-2019-2503

CVSS v3

Risk Factor: Medium

Base Score: 6.4

Temporal Score: 5.6

Vector: CVSS:3.0/AV:A/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:H

Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C

Vulnerability Information

CPE: cpe:/o:canonical:ubuntu_linux:16.04:-:lts, p-cpe:/a:canonical:ubuntu_linux:percona-xtradb-cluster-5.6, p-cpe:/a:canonical:ubuntu_linux:percona-server-5.6, cpe:/o:canonical:ubuntu_linux:14.04:-:lts, p-cpe:/a:canonical:ubuntu_linux:mysql-5.5

Required KB Items: Host/local_checks_enabled, Host/cpu, global_settings/vendor_unpatched, Host/OS/identifier

Exploit Ease: No known exploits are available

Vulnerability Publication Date: 1/15/2019

Reference Information

CVE: CVE-2019-2503