SB2020102728 - Ubuntu update for mariadb-10.1
Published: October 27, 2020 Updated: April 23, 2025
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 6 secuirty vulnerabilities.
1) Buffer overflow (CVE-ID: CVE-2020-13249)
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to insufficient validation of the content
of an OK packet received from a server within the
libmariadb/mariadb_lib.c file in MariaDB Connector/C. A remote attacker can trick the victim to connect to a malicious MariaDB server and trigger memory corruption.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
2) OS Command Injection (CVE-ID: CVE-2020-15180)
The vulnerability allows a remote attacker to execute arbitrary shell commands on the target system.
The vulnerability exists due to improper input validation within the wsrep_sst_method method in the mysql-wsrep component of mariadb. A remote unauthenticated attacker can pass specially crafted data to the application and execute arbitrary OS commands on galera cluster node.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
3) Improper input validation (CVE-ID: CVE-2020-2752)
The vulnerability allows a remote authenticated user to perform a denial of service (DoS) attack.
The vulnerability exists due to improper input validation within the C API component in MySQL Client. A remote authenticated user can exploit this vulnerability to perform a denial of service (DoS) attack.
4) Improper input validation (CVE-ID: CVE-2020-2760)
The vulnerability allows a remote privileged user to damange or delete data.
The vulnerability exists due to improper input validation within the InnoDB component in MySQL Server. A remote privileged user can exploit this vulnerability to damange or delete data.
5) Improper input validation (CVE-ID: CVE-2020-2812)
The vulnerability allows a remote privileged user to perform a denial of service (DoS) attack.
The vulnerability exists due to improper input validation within the Server: Stored Procedure component in MySQL Server. A remote privileged user can exploit this vulnerability to perform a denial of service (DoS) attack.
6) Improper input validation (CVE-ID: CVE-2020-2814)
The vulnerability allows a remote privileged user to perform a denial of service (DoS) attack.
The vulnerability exists due to improper input validation within the InnoDB component in MySQL Server. A remote privileged user can exploit this vulnerability to perform a denial of service (DoS) attack.
Remediation
Install update from vendor's website.