Buffer overflow in MariaDB



Published: 2022-08-04 | Updated: 2022-08-16
Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2022-32084
CWE-ID CWE-119
Exploitation vector Local
Public exploit N/A
Vulnerable software
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MariaDB
Server applications / Database software

Vendor MariaDB Foundation

Security Bulletin

This security bulletin contains one low risk vulnerability.

1) Buffer overflow

EUVDB-ID: #VU66024

Risk: Low

CVSSv3.1: 6.8 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2022-32084

CWE-ID: CWE-119 - Memory corruption

Exploit availability: No

Description

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to a segmentation fault via the component sub_select. A local user can send a specially crafted file and escalate privileges on the system.

Mitigation

Install update from vendor's website.

Vulnerable software versions

MariaDB: 10.2.0 - 10.9.1

External links

http://jira.mariadb.org/browse/MDEV-26427


Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

How the attacker can exploit this vulnerability?

The attacker would have to send a specially crafted request to the affected application in order to exploit this vulnerability.

The attacker would have to login to the system and perform certain actions in order to exploit this vulnerability.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.



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