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CVE-2022-31626

Published: 13 June 2022

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.

Priority

Medium

Cvss 3 Severity Score

8.8

Score breakdown

Status

Package Release Status
php5
Launchpad, Ubuntu, Debian
bionic Does not exist

focal Does not exist

impish Does not exist

jammy Does not exist

kinetic Does not exist

lunar Does not exist

trusty Needed

upstream Needs triage

xenial Does not exist

mantic Does not exist

php7.0
Launchpad, Ubuntu, Debian
bionic Does not exist

focal Does not exist

impish Does not exist

jammy Does not exist

kinetic Does not exist

lunar Does not exist

trusty Does not exist

upstream Needs triage

xenial
Released (7.0.33-0ubuntu0.16.04.16+esm4)
Available with Ubuntu Pro or Ubuntu Pro (Infra-only)
mantic Does not exist

php7.2
Launchpad, Ubuntu, Debian
bionic
Released (7.2.24-0ubuntu0.18.04.12)
focal Does not exist

impish Does not exist

jammy Does not exist

kinetic Does not exist

lunar Does not exist

trusty Does not exist

upstream Needs triage

xenial Does not exist

mantic Does not exist

php7.4
Launchpad, Ubuntu, Debian
bionic Does not exist

impish Does not exist

jammy Does not exist

kinetic Does not exist

lunar Does not exist

trusty Does not exist

xenial Does not exist

upstream
Released (7.4.30)
focal
Released (7.4.3-4ubuntu2.12)
mantic Does not exist

Patches:
upstream: https://github.com/php/php-src/commit/58006537fc5f133ae8549efe5118cde418b3ace9
php8.0
Launchpad, Ubuntu, Debian
bionic Does not exist

focal Does not exist

jammy Does not exist

kinetic Does not exist

lunar Does not exist

trusty Does not exist

xenial Does not exist

upstream
Released (8.0.20)
impish
Released (8.0.8-1ubuntu0.4)
mantic Does not exist

php8.1
Launchpad, Ubuntu, Debian
bionic Does not exist

focal Does not exist

impish Does not exist

kinetic
Released (8.1.5-1ubuntu2)
lunar
Released (8.1.5-1ubuntu2)
trusty Does not exist

xenial Does not exist

upstream
Released (8.1.7)
jammy
Released (8.1.2-1ubuntu2.1)
mantic Does not exist

Severity score breakdown

Parameter Value
Base score 8.8
Attack vector Network
Attack complexity Low
Privileges required Low
User interaction None
Scope Unchanged
Confidentiality High
Integrity impact High
Availability impact High
Vector CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H