Input validation error in PHP - CVE-2006-2563

 

Input validation error in PHP - CVE-2006-2563

Published: July 20, 2017 / Updated: June 8, 2025


Vulnerability identifier: #VU110483
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2006-2563
CWE-ID: CWE-20
Exploitation vector: Local access
Exploit availability: No public exploit available
Vendor: PHP Group
Affected software:
PHP

Detailed vulnerability description

The vulnerability allows a local user to gain access to sensitive information.

The cURL library (libcurl) in PHP 4.4.2 and 5.1.4 allows attackers to bypass safe mode and read files via a file:// request containing null characters.


How to mitigate CVE-2006-2563

Install update from vendor's website.

Sources