SB2019080155 - Slackware Linux update for mariadb



SB2019080155 - Slackware Linux update for mariadb

Published: August 1, 2019

Security Bulletin ID SB2019080155
Severity
Medium
Patch available
YES
Number of vulnerabilities 4
Exploitation vector Remote access
Highest impact Denial of service

Breakdown by Severity

Medium 75% Low 25%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 4 secuirty vulnerabilities.


1) Improper access control (CVE-ID: CVE-2019-2737)

The vulnerability allows a remote privileged user to perform a denial of service (DoS) attack.

Vulnerability in the MySQL Server component of Oracle MySQL (subcomponent: Server : Pluggable Auth). Supported versions that are affected are 5.6.44 and prior, 5.7.26 and prior and 8.0.16 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. CVSS 3.0 Base Score 4.9 (Availability impacts). CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H).


2) Improper access control (CVE-ID: CVE-2019-2739)

The vulnerability allows a local privileged user to damange or delete data.

Vulnerability in the MySQL Server component of Oracle MySQL (subcomponent: Server: Security: Privileges). Supported versions that are affected are 5.6.44 and prior, 5.7.26 and prior and 8.0.16 and prior. Easily exploitable vulnerability allows high privileged attacker with logon to the infrastructure where MySQL Server executes 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. CVSS 3.0 Base Score 5.1 (Integrity and Availability impacts). CVSS Vector: (CVSS:3.0/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:L/A:H).


3) Improper access control (CVE-ID: CVE-2019-2740)

The vulnerability allows a remote authenticated user to perform a denial of service (DoS) attack.

Vulnerability in the MySQL Server component of Oracle MySQL (subcomponent: Server: XML). Supported versions that are affected are 5.6.44 and prior, 5.7.26 and prior and 8.0.16 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 3.0 Base Score 6.5 (Availability impacts). CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H).


4) Improper access control (CVE-ID: CVE-2019-2805)

The vulnerability allows a remote authenticated user to perform a denial of service (DoS) attack.

Vulnerability in the MySQL Server component of Oracle MySQL (subcomponent: Server: Parser). Supported versions that are affected are 5.6.44 and prior, 5.7.26 and prior and 8.0.16 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 3.0 Base Score 6.5 (Availability impacts). CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H).


Remediation

Install update from vendor's website.