Improper input validation in MySQL Server - CVE-2022-21344

Vulnerability identifier: #VU59789

CSH Severity: Medium

CVSS v4: 6.9 [CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N]

CVE-ID: CVE-2022-21344

CWE-ID: CWE-20

Exploitation vector: Remote access

Exploit availability: No public exploit available

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: Replication component in MySQL Server. A remote privileged user can exploit this vulnerability to perform a denial of service (DoS) attack.

MySQL Server
Oracle Linux
Anolis OS
Red Hat Enterprise Linux for ARM 64
Red Hat Enterprise Linux for Power, little endian
Red Hat Enterprise Linux for IBM z Systems
Red Hat Enterprise Linux for x86_64
Red Hat Enterprise Linux for Power, little endian - Extended Update Support
Red Hat Enterprise Linux for ARM 64 - Extended Update Support
Red Hat Enterprise Linux Server - TUS
Red Hat Enterprise Linux for IBM z Systems - Extended Update Support
Red Hat Enterprise Linux Server - AUS
Red Hat Enterprise Linux for x86_64 - Extended Update Support
Ubuntu
openEuler
rh-mysql80-mysql (Red Hat package)
Red Hat Enterprise Linux Server for Power LE - Update Services for SAP Solutions
mecab
mecab-ipadic-EUCJP
mecab-ipadic
mysql-server-5.7 (Ubuntu package)
mysql5-libs
mysql5-errmsg
mysql5-embedded-devel
mysql5-embedded
mysql5-devel
mysql5-debugsource
mysql5-debuginfo
mysql5-common
mysql5
mysql5-server
mysql5-test
mysql-server-8.0 (Ubuntu package)
mysql
mysql-common
mysql-devel
mysql-errmsg
mysql-libs
mysql-server
mysql-test
Juniper Junos Space

Install updates from vendor's website.

MySQL Server - addressed in versions 5.7.37, 8.0.28
rh-mysql80-mysql (Red Hat package) - update to 8.0.30-1.el7
mecab - update to 0.996-2
mecab-ipadic-EUCJP - update to 2.7.0.20070801-16.0.1
mecab-ipadic - update to 2.7.0.20070801-16.0.1
mysql-server-5.7 (Ubuntu package) - addressed in versions 5.7.37-0ubuntu0.18.04.1, 5.7.370ubuntu0.16.04.1+esm1
mysql5-libs - update to 5.7.37-1
mysql5-errmsg - update to 5.7.37-1
mysql5-embedded-devel - update to 5.7.37-1
mysql5-embedded - update to 5.7.37-1
mysql5-devel - update to 5.7.37-1
mysql5-debugsource - update to 5.7.37-1
mysql5-debuginfo - update to 5.7.37-1
mysql5-common - update to 5.7.37-1
mysql5 - update to 5.7.37-1
mysql5-server - update to 5.7.37-1
mysql5-test - update to 5.7.37-1
mysql-server-8.0 (Ubuntu package) - addressed in versions 8.0.28-0ubuntu0.20.04.3, 8.0.28-0ubuntu0.21.10.3
mysql - update to 8.0.28-1
mysql - update to 8.0.30-1.0.1
mysql-common - update to 8.0.30-1.0.1
mysql-devel - update to 8.0.30-1.0.1
mysql-errmsg - update to 8.0.30-1.0.1
mysql-libs - update to 8.0.30-1.0.1
mysql-server - update to 8.0.30-1.0.1
mysql-test - update to 8.0.30-1.0.1
Juniper Junos Space - update to 22.1R1

• https://www.oracle.com/security-alerts/cpujan2022.html

• Multiple vulnerabilities in MySQL Server
• Ubuntu update for mysql-5.7
• Ubuntu update for mysql-5.7
• Multiple vulnerabilities in Junos Space
• Red Hat Software Collections update for rh-mysql80-mysql
• Red Hat Enterprise Linux 8 update for the mysql:8.0 module
• Multiple vulnerabilities in Oracle Linux
• openEuler update for mysql
• openEuler update for mysql5
• Anolis OS update for mysql:8.0 module