Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: Audit Plug-in). Supported versions that are affected are 8.0.20 and prior. Easily exploitable vulnerability allows low 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 3.1 Base Score 6.5 (Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H).

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 product of Oracle MySQL (component: Server: Audit Plug-in). Supported     versions that are affected are 8.0.20 and prior. Easily exploitable vulnerability allows low 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. (CVE-2020-14591)

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

The remote host is affected by the vulnerability described in GLSA-202105-27 (MySQL: Multiple vulnerabilities)

    Multiple vulnerabilities have been discovered in MySQL. Please review       the CVE identifiers referenced below for details.
  Impact :

    An attacker could possibly execute arbitrary code with the privileges of       the process, escalate privileges, gain access to critical data or       complete access to all MySQL server accessible data, or cause a Denial of       Service condition.
  Workaround :

    There is no known workaround at this time.

The remote Ubuntu 16.04 LTS / 18.04 LTS / 20.04 LTS host has packages installed that are affected by multiple vulnerabilities as referenced in the USN-4441-1 advisory.

    Multiple security issues were discovered in MySQL and this update includes new upstream MySQL versions to     fix these issues.

    MySQL has been updated to 8.0.21 in Ubuntu 20.04 LTS. Ubuntu 16.04 LTS and Ubuntu 18.04 LTS have been     updated to MySQL 5.7.31.

    In addition to security fixes, the updated packages contain bug fixes, new features, and possibly     incompatible changes.

    Please see the following for more information:

    https://dev.mysql.com/doc/relnotes/mysql/5.7/en/news-5-7-31.html

    https://dev.mysql.com/doc/relnotes/mysql/8.0/en/news-8-0-21.html

    https://www.oracle.com/security-alerts/cpujul2020.html

Tenable has extracted the preceding description block directly from the Ubuntu security advisory.

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

An update of the mysql package has been released.

The version of MySQL running on the remote host is 8.0.x prior to and including 8.0.20. It is, therefore, affected by multiple vulnerabilities, including the following, as noted in the July 2020 Critical Patch Update advisory:

  -  Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: Security: Privileges).
  Supported versions that are affected are 8.0.20 and prior. Easily exploitable vulnerability allows high privileged   attacker with network access via multiple protocols to compromise MySQL Server. Successful attacks of this   vulnerability can result in takeover of MySQL Server. (CVE-2020-14697, CVE-2020-14678)

  - Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: Optimizer). Supported versions   that are affected are 8.0.20 and prior. Easily exploitable vulnerability allows low 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. (CVE-2020-14680)

  - Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: Security: Roles). Supported   versions that are affected are 8.0.20 and prior. Easily exploitable 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 as well as unauthorized update, insert or delete access to some of MySQL Server accessible data. (CVE-2020-14651)

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

ID	Name	Product	Family	Severity
252434	Linux Distros Unpatched Vulnerability : CVE-2020-14591	Nessus	Misc.	medium
156994	GLSA-202105-27 : MySQL: Multiple vulnerabilities	Nessus	Gentoo Local Security Checks	high
139181	Ubuntu 16.04 LTS / 18.04 LTS / 20.04 LTS : MySQL vulnerabilities (USN-4441-1)	Nessus	Ubuntu Local Security Checks	high
139043	Photon OS 3.0: Mysql PHSA-2020-3.0-0118	Nessus	PhotonOS Local Security Checks	high
138560	MySQL 8.0.x < 8.0.21 Multiple Vulnerabilities (Jul 2020 CPU)	Nessus	Databases	high

Detections

Analytics

CVE-2020-14591

medium

Tenable Plugins

medium

high

high

high

high