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CVE-2022-31626

HIGH
Published 2022-06-16T05:45:16.880236Z
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Expert Analysis

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CVSS Score

V3.1
7.5
/10
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
Base Score Metrics
Exploitability: N/A Impact: N/A

EPSS Score

v2025.03.14
0.145
probability
of exploitation in the wild

There is a 14.5% chance that this vulnerability will be exploited in the wild within the next 30 days.

Updated: 2025-06-25
Exploit Probability
Percentile: 0.941
Higher than 94.1% of all CVEs

Attack Vector Metrics

Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED

Impact Metrics

Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH

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.

Available Exploits

No exploits available for this CVE.

Related News

No news articles found for this CVE.

Affected Products

PHP Group

PHP

Affected Versions:

7.4.X 8.0.X 8.1.X

GitHub Security Advisories

Community-driven vulnerability intelligence from GitHub

⚠ Unreviewed HIGH

GHSA-jfc6-9gw3-fhfg

Advisory Details

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.

CVSS Scoring

CVSS Score

7.5

CVSS Vector

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

References

ADVISORY https://nvd.nist.gov/vuln/detail/CVE-2022-31626
WEB https://bugs.php.net/bug.php?id=81719
WEB https://lists.debian.org/debian-lts-announce/2022/12/msg00030.html
WEB https://lists.fedoraproject.org/archives/list/[email protected]/message/3T4MMEEZYYAEHPQMZDFN44PHORJWJFZQ
WEB https://lists.fedoraproject.org/archives/list/[email protected]/message/ZZTZQKRGEYJT5UB4FGG3MOE72SQUHSL4
WEB https://security.gentoo.org/glsa/202209-20
WEB https://security.netapp.com/advisory/ntap-20220722-0005
WEB https://www.debian.org/security/2022/dsa-5179

Advisory provided by GitHub Security Advisory Database. Published: June 17, 2022, Modified: June 28, 2022

References

https://bugs.php.net/bug.php?id=81719
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ZZTZQKRGEYJT5UB4FGG3MOE72SQUHSL4/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/3T4MMEEZYYAEHPQMZDFN44PHORJWJFZQ/
https://www.debian.org/security/2022/dsa-5179
https://security.netapp.com/advisory/ntap-20220722-0005/
https://security.gentoo.org/glsa/202209-20
https://lists.debian.org/debian-lts-announce/2022/12/msg00030.html
Published: 2022-06-16T05:45:16.880236Z
Last Modified: 2024-09-17T03:38:54.950Z
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