Red Hat Software Collections update for rh-mariadb103-mariadb and rh-mariadb103-galera



Published: 2021-05-22 | Updated: 2022-12-15
Risk High
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2021-27928
CWE-ID CWE-77
Exploitation vector Network
Public exploit Public exploit code for vulnerability #1 is available.
Vulnerable software
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rh-mariadb103-mariadb (Red Hat package)
Operating systems & Components / Operating system package or component

rh-mariadb103-galera (Red Hat package)
Operating systems & Components / Operating system package or component

Red Hat Software Collections
Universal components / Libraries / Software for developers

Vendor Red Hat Inc.

Security Bulletin

This security bulletin contains one high risk vulnerability.

1) Command Injection

EUVDB-ID: #VU51645

Risk: High

CVSSv3.1: 8.8 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:P/RL:O/RC:C]

CVE-ID: CVE-2021-27928

CWE-ID: CWE-77 - Command injection

Exploit availability: Yes

Description

The vulnerability allows a remote attacker to execute arbitrary commands on the target system.

The vulnerability exists due to improper input validation in the "wsrep_provider" and "wsrep_notify_cmd" parameters. A remote attacker can pass specially crafted data to the application and execute arbitrary commands on the target system.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

rh-mariadb103-mariadb (Red Hat package): 10.3.27-1.el7

rh-mariadb103-galera (Red Hat package): 25.3.31-1.el7

Red Hat Software Collections: 1 for RHEL 7 - 1 for RHEL 7.7

External links

http://access.redhat.com/errata/RHSA-2021:2040


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability. However, proof of concept for this vulnerability is available.



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