Multiple vulnerabilities in MariaDB



Published: 2022-05-23 | Updated: 2022-08-04
Risk Medium
Patch available YES
Number of vulnerabilities 4
CVE-ID CVE-2022-32088
CVE-2021-46669
CVE-2022-27381
CVE-2022-27377
CWE-ID CWE-119
CWE-416
CWE-89
Exploitation vector Network
Public exploit N/A
Vulnerable software
Subscribe 		MariaDB
Server applications / Database software

MariaDB
Operating systems & Components / Operating system package or component

Vendor MariaDB Foundation
Debian

Security Bulletin

This security bulletin contains information about 4 vulnerabilities.

1) Buffer overflow

EUVDB-ID: #VU65896

Risk: Low

CVSSv3.1: 4.8 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2022-32088

CWE-ID: CWE-119 - Memory corruption

Exploit availability: No

Description

The vulnerability allows a local user to perform a denial of service attack

The vulnerability exists due to a segmentation fault via the component Exec_time_tracker::get_loops/Filesort_tracker::report_use/filesort. A local user can send a specially crafted data to perform a denial of service attack.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

MariaDB: 10.2.0 - 10.7.3

External links

http://jira.mariadb.org/browse/MDEV-26419


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.

2) Use-after-free

EUVDB-ID: #VU63827

Risk: Medium

CVSSv3.1: 6.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-46669

CWE-ID: CWE-416 - Use After Free

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform a denial of service attack.

The vulnerability exists due to a use-after-free error in the convert_const_to_int() function when processing BIGINT data type. A remote attacker can trigger use-after-free error and perform a denial of service attack.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

MariaDB: 10.2.0 - 10.7.3

External links

http://jira.mariadb.org/browse/MDEV-25638
http://security.netapp.com/advisory/ntap-20220221-0002/
http://mariadb.com/kb/en/security/
http://bugzilla.redhat.com/show_bug.cgi?id=2050034


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.

3) SQL injection

EUVDB-ID: #VU63515

Risk: Low

CVSSv3.1: 3.8 [CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L/E:U/RL:O/RC:C]

CVE-ID: CVE-2022-27381

CWE-ID: CWE-89 - Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection')

Exploit availability: No

Description

The vulnerability allows a remote user to perform a denial of service attack.

The vulnerability exists due to insufficient sanitization of user-supplied data in the Field::set_default() function. A remote user can send specially crafted SQL statements to the affected application and perform a denial of service attack.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

MariaDB: 10.2.0 - 10.7.3

External links

http://jira.mariadb.org/browse/MDEV-26061
http://security.netapp.com/advisory/ntap-20220519-0006/


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

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.

Is there known malware, which exploits this vulnerability?

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

4) Use-after-free

EUVDB-ID: #VU63508

Risk: Low

CVSSv3.1: 3.8 [CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L/E:U/RL:O/RC:C]

CVE-ID: CVE-2022-27377

CWE-ID: CWE-416 - Use After Free

Exploit availability: No

Description

The vulnerability allows a remote user to perform a denial of service attack.

The vulnerability exists due to a use-after-free error in the Item_func_in::cleanup() function. A remote user can pass specially crafted SQL statements and cause a denial of service.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

MariaDB: 10.2.0 - 10.7.3

External links

http://jira.mariadb.org/browse/MDEV-26281


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

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.

Is there known malware, which exploits this vulnerability?

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



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