Detections
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RHEL 7 : mariadb (RHSA-2021:1039)

high Nessus Plugin ID 148246

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Synopsis

The remote Red Hat host is missing a security update.

Description

The remote Redhat Enterprise Linux 7 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2021:1039 advisory.

 - mariadb: writable system variables allows a database user with SUPER privilege to execute arbitrary code as the system mysql user (CVE-2021-27928)

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

Solution

Update the affected packages.

See Also

https://access.redhat.com/security/cve/CVE-2021-27928

https://access.redhat.com/errata/RHSA-2021:1039

https://bugzilla.redhat.com/1940909

Plugin Details

Severity: High

ID: 148246

File Name: redhat-RHSA-2021-1039.nasl

Version: 1.9

Type: local

Agent: unix

Published: 3/30/2021

Updated: 1/23/2023

Supported Sensors: Frictionless Assessment AWS, Frictionless Assessment Azure, Nessus Agent, Agentless Assessment, Frictionless Assessment Agent, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 6.7

CVSS v2

Risk Factor: High

Base Score: 9

Temporal Score: 7

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

CVSS Score Source: CVE-2021-27928

CVSS v3

Risk Factor: High

Base Score: 7.2

Temporal Score: 6.5

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

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

Vulnerability Information

CPE: cpe:/o:redhat:enterprise_linux:7, p-cpe:/a:redhat:enterprise_linux:mariadb, p-cpe:/a:redhat:enterprise_linux:mariadb-common, p-cpe:/a:redhat:enterprise_linux:mariadb-config, p-cpe:/a:redhat:enterprise_linux:mariadb-connect-engine, p-cpe:/a:redhat:enterprise_linux:mariadb-errmsg, p-cpe:/a:redhat:enterprise_linux:mariadb-libs, p-cpe:/a:redhat:enterprise_linux:mariadb-server, p-cpe:/a:redhat:enterprise_linux:mariadb-server-galera, p-cpe:/a:redhat:enterprise_linux:mariadb-test

Required KB Items: Host/local_checks_enabled, Host/RedHat/release, Host/RedHat/rpm-list, Host/cpu

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 3/30/2021

Vulnerability Publication Date: 3/19/2021

Reference Information

CVE: CVE-2021-27928

CWE: 426, 78

RHSA: 2021:1039