Improper input validation in MySQL Server - CVE-2022-21415

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Main Vulnerability Database Vulnerabilities #VU62427

Improper input validation in MySQL Server - CVE-2022-21415

Published: April 19, 2022


Vulnerability identifier: #VU62427
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-2022-21415
CWE-ID: CWE-20
Exploitation vector: Remote access
Exploit availability: No public exploit available

Vulnerability details

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.


Affected software

MySQL Server
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 x86_64 - Extended Update Support
Red Hat Enterprise Linux Server - AUS
Red Hat Enterprise Linux for IBM z Systems - Extended Update Support
Red Hat Enterprise Linux Server - TUS
Red Hat Enterprise Linux for ARM 64 - Extended Update Support
Oracle Linux
Ubuntu
Fedora
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)
mysql-server-8.0 (Ubuntu package)
mysql
mysql-common
mysql-devel
mysql-errmsg
mysql-libs
mysql-server
mysql-test
mysql (Red Hat package)
IBM Security Guardium

How to mitigate CVE-2022-21415

Install updates from vendor's website.

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) - update to 5.7.38-0ubuntu0.18.04.1
mysql-server-8.0 (Ubuntu package) - addressed in versions 8.0.29-0ubuntu0.20.04.2, 8.0.29-0ubuntu0.21.10.1, 8.0.29-0ubuntu0.22.04.1
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
mysql (Red Hat package) - update to 8.0.30-3.el9_0
mysql - addressed in versions 8.0-3520220810164614.f27b74a8, 8.0-3620220810164614.5e5ad4a0

External References

Related Security Bulletins