Uncontrolled Long String Inputs Can Cause Integer Overflow and Out-of-Bounds Write in PHP
CVE-2024-8932
9.8CRITICAL
What is CVE-2024-8932?
The vulnerability involves an integer overflow in the ldap_escape() function of PHP when handling uncontrolled long string inputs on 32-bit systems. This flaw can lead to out-of-bounds write, potentially compromising application integrity and security. It affects multiple versions of PHP, specifically those prior to 8.1.31 for version 8.1., 8.2.26 for version 8.2., and 8.3.14 for version 8.3.*, emphasizing the importance of upgrading to secure versions.
Affected Version(s)
PHP 32 bit 8.1.*
PHP 32 bit 8.1.* < 8.1.31
PHP 32 bit 8.2.* < 8.2.26
References
CVSS V3.1
Score:
9.8
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged
Timeline
Vulnerability published
Vulnerability Reserved
Credit
Yiheng Cao
