Uncontrolled Long String Inputs Can Cause Integer Overflow and Out-of-Bounds Write in PHP
CVE-2024-8932

9.8CRITICAL

Key Information:

Vendor

PHP Group

Status
PHP
Vendor
CVE Published:
22 November 2024

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.

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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

https://github.com/php/php-src/security/advisories/GHSA-g...

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
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