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.
CVSS breakdown
CVSS 3.1
Attack Vector
Network
Attack Complexity
High
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
Affected products
- PHP Group / PHP7.4.X – 7.4.30
- PHP Group / PHP8.0.X – 8.0.20
- PHP Group / PHP8.1.X – 8.1.7
References
- MISChttps://bugs.php.net/bug.php?id=81719
- MAILING_LISThttps://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ZZTZQKRGEYJT5UB4FGG3MOE72SQUHSL4/
- MAILING_LISThttps://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/3T4MMEEZYYAEHPQMZDFN44PHORJWJFZQ/
- VENDOR_ADVISORYhttps://www.debian.org/security/2022/dsa-5179
- MISChttps://security.netapp.com/advisory/ntap-20220722-0005/
- MISChttps://security.gentoo.org/glsa/202209-20
- MAILING_LISThttps://lists.debian.org/debian-lts-announce/2022/12/msg00030.html