Permissions, Privileges, and Access Controls in PHP - CVE-2007-5447
Published: September 29, 2017 / Updated: June 11, 2025
Vulnerability identifier: #VU110357
CSH Severity: Medium
CVSS v4: 6.9 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2007-5447
CWE-ID: CWE-264
Exploitation vector: Remote access
Exploit availability:
Public exploit is available
Vulnerability details
The vulnerability allows a remote non-authenticated attacker to gain access to sensitive information.
ioncube_loader_win_5.2.dll in the ionCube Loader 6.5 extension for PHP 5.2.4 does not follow safe_mode and disable_functions restrictions, which allows context-dependent attackers to bypass intended limitations, as demonstrated by reading arbitrary files via the ioncube_read_file function.
Affected software
PHP
How to mitigate CVE-2007-5447
Install update from vendor's website.
PHP - update to 5.2.5