CVE-2022-24051: MariaDB CONNECT Storage Engine Format String Privilege Escalation Vulnerability

Published Feb 11, 2022
·
Updated

MariaDB CONNECT Storage Engine Format String Privilege Escalation Vulnerability. This vulnerability allows local attackers to escalate privileges on affected installations of MariaDB. Authentication is required to exploit this vulnerability. The specific flaw exists within the processing of SQL queries. The issue results from the lack of proper validation of a user-supplied string before using it as a format specifier. An attacker can leverage this vulnerability to escalate privileges and execute arbitrary code in the context of the service account.

References: https://mariadb.com/kb/en/security/ https://www.zerodayinitiative.com/advisories/ZDI-22-318/ https://security.netapp.com/advisory/ntap-20220318-0004/

Other sources

MariaDB CONNECT Storage Engine Format String Privilege Escalation Vulnerability. This vulnerability allows local attackers to escalate privileges on affected installations of MariaDB. Authentication is required to exploit this vulnerability. The specific flaw exists within the processing of SQL queries. The issue results from the lack of proper validation of a user-supplied string before using it as a format specifier. An attacker can leverage this vulnerability to escalate privileges and execute arbitrary code in the context of the service account. Was ZDI-CAN-16193.

— MITRE

Affected Software

17 affected componentsFixes available
redhat/mariadb<10.8.1
10.8.1
redhat/mariadb<10.7.2
10.7.2
redhat/mariadb<10.6.6
10.6.6
redhat/mariadb<10.5.14
10.5.14
redhat/mariadb<10.4.23
10.4.23
redhat/mariadb<10.3.33
10.3.33
redhat/mariadb<10.2.42
10.2.42
MariaDB MariaDB>=10.2.0<10.2.42
MariaDB MariaDB>=10.3.0<10.3.33
MariaDB MariaDB>=10.4.0<10.4.23
MariaDB MariaDB>=10.5.0<10.5.14
MariaDB MariaDB>=10.6.0<10.6.6
MariaDB MariaDB>=10.7.0<10.7.2
MariaDB MariaDB=10.8.0
Fedoraproject Fedora=34
Fedoraproject Fedora=35
Fedoraproject Fedora=36

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Upgrade

    Upgrade redhat/mariadb to a version that resolves this vulnerability.

    Fixed in 10.8.1
  2. Upgrade

    Upgrade redhat/mariadb to a version that resolves this vulnerability.

    Fixed in 10.7.2
  3. Upgrade

    Upgrade redhat/mariadb to a version that resolves this vulnerability.

    Fixed in 10.6.6
  4. Upgrade

    Upgrade redhat/mariadb to a version that resolves this vulnerability.

    Fixed in 10.5.14
  5. Upgrade

    Upgrade redhat/mariadb to a version that resolves this vulnerability.

    Fixed in 10.4.23
  6. Upgrade

    Upgrade redhat/mariadb to a version that resolves this vulnerability.

    Fixed in 10.3.33
  7. Upgrade

    Upgrade redhat/mariadb to a version that resolves this vulnerability.

    Fixed in 10.2.42

Event History

Feb 11, 2022
Advisory Published
via ZDI·12:00 AM
Data Sourced
via ZDI·12:00 AM
DescriptionSeverityAffected Software
Feb 18, 2022
CVE Published
via MITRE·07:51 PM
Data Sourced
via MITRE·07:51 PM
DescriptionSeverityWeakness
Mar 24, 2022
Data Sourced
via Red Hat·05:50 PM
DescriptionSeverityAffected Software
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Frequently Asked Questions

1

What is CVE-2022-24051?

CVE-2022-24051 is a vulnerability in the MariaDB CONNECT storage engine that allows local attackers to escalate privileges on affected installations of MariaDB.

2

Is authentication required to exploit CVE-2022-24051?

Yes, authentication is required to exploit CVE-2022-24051.

3

How severe is CVE-2022-24051?

CVE-2022-24051 has a severity score of 7.8, which is considered high.

4

What is the affected software for CVE-2022-24051?

Affected software includes MariaDB versions 10.2.0 to 10.2.42, 10.3.0 to 10.3.33, 10.4.0 to 10.4.23, 10.5.0 to 10.5.14, 10.6.0 to 10.6.6, and 10.7.0 to 10.7.2.

5

How can I fix CVE-2022-24051?

To fix CVE-2022-24051, upgrade your MariaDB installation to version 10.2.42, 10.3.33, 10.4.23, 10.5.14, 10.6.6, or 10.7.2.

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