Input validation error in MariaDB - CVE-2021-46665
Published: May 26, 2022
Vulnerability identifier: #VU63719
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2021-46665
CWE-ID: CWE-20
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: Debian
Affected software:
MariaDB
MariaDB
Detailed vulnerability description
The vulnerability allows a remote user to perform a denial of service (DoS) attack.
The vulnerability exists due to incorrect used_tables expectations in the sql_parse.cc. A remote user can pass specially crafted input to the application and perform a denial of service (DoS) attack.
How to mitigate CVE-2021-46665
Install updates from vendor's website.