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Vulnerabilities in the PHP language itself, and which PHP versions they affect.

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CVE-2022-31626

HIGH 8.8 CVSS 3.1
Published
June 16, 2022
Last modified
June 17, 2026
NVD status
Modified
Reported by
security@php.net
Weakness
CWE-120
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Description

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.

Affected products and versions

  • PHP — From 7.4.0 (including) to 7.4.30 (excluding)
  • PHP — From 8.0.0 (including) to 8.0.20 (excluding)
  • PHP — From 8.1.0 (including) to 8.1.7 (excluding)

References

  • bugs.php.net https://bugs.php.net/bug.php?id=81719 Exploit, Issue Tracking, Mailing List, Patch, Vendor Advisory
  • lists.debian.org https://lists.debian.org/debian-lts-announce/2022/12/msg00030.html Mailing List, Third Party Advisory
  • lists.fedoraproject.org https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/3T4MMEEZYYAEHPQMZDFN44PHORJWJFZQ/
  • lists.fedoraproject.org https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ZZTZQKRGEYJT5UB4FGG3MOE72SQUHSL4/
  • security.gentoo.org https://security.gentoo.org/glsa/202209-20 Third Party Advisory
  • security.netapp.com https://security.netapp.com/advisory/ntap-20220722-0005/ Third Party Advisory
  • www.debian.org https://www.debian.org/security/2022/dsa-5179 Third Party Advisory
  • nvd.nist.gov Official NVD record