Integer overflows in (1) base64_encode and (2) the GD library for PHP before 4.3.3 have unknown impact and unknown attack vectors.
http://www.php.net/release_4_3_3.php
http://www.php.net/ChangeLog-4.php#4.3.3
Source: Mitre, NVD
Published: 2003-11-17
Updated: 2018-10-30
Base Score: 10
Vector: CVSS2#AV:N/AC:L/Au:N/C:C/I:C/A:C
Severity: Critical
Base Score: 9.8
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H