#VU33765 Input validation error in MariaDB - CVE-2017-15365

Vulnerability identifier: #VU33765

Vulnerability risk: High

CVSSv4.0: 6.3 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber]

CVE-ID: CVE-2017-15365

CWE-ID: CWE-20

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
MariaDB
Server applications / Database software

Vendor: MariaDB Foundation

Description

The vulnerability allows a remote authenticated user to execute arbitrary code.

sql/event_data_objects.cc in MariaDB before 10.1.30 and 10.2.x before 10.2.10 and Percona XtraDB Cluster before 5.6.37-26.21-3 and 5.7.x before 5.7.19-29.22-3 allows remote authenticated users with SQL access to bypass intended access restrictions and replicate data definition language (DDL) statements to cluster nodes by leveraging incorrect ordering of DDL replication and ACL checking.

Mitigation
Install update from vendor's website.

Vulnerable software versions

MariaDB: 10.1.0 - 10.1.29, 10.2.0 - 10.2.9

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External links
https://access.redhat.com/errata/RHSA-2019:1258
https://bugzilla.redhat.com/show_bug.cgi?id=1524234
https://github.com/MariaDB/server/commit/0b5a5258abbeaf8a0c3a18c7e753699787fdf46e
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/ELCZV46WIYSJ6VMC65GMNN3A3QDRUJGK/
https://mariadb.com/kb/en/library/mariadb-10130-release-notes/
https://mariadb.com/kb/en/library/mariadb-10210-release-notes/
https://www.debian.org/security/2018/dsa-4341
https://www.percona.com/blog/2017/10/30/percona-xtradb-cluster-5-6-37-26-21-3-is-now-available/
https://www.percona.com/doc/percona-xtradb-cluster/LATEST/release-notes/Percona-XtraDB-Cluster-5.7.19-29.22-3.html

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Q & A

Can this vulnerability be exploited remotely?

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

Is there known malware, which exploits this vulnerability?

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