Buffer Overflow Vulnerability in PHP pdo_mysql Extension with mysqlnd Driver

Buffer Overflow Vulnerability in PHP pdo_mysql Extension with mysqlnd Driver

CVE-2022-31626 · HIGH Severity

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

In PHP versions 7.4.x below 7.4.30, 8.0.x below 8.0.20, and 8.1.x below 8.1.7, when pdo_mysql extension with mysqlnd driver, if the third party is allowed to supply host to connect to and the password for the connection, password of excessive length can trigger a buffer overflow in PHP, which can lead to a remote code execution vulnerability.

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