CVE-2015-4147

Name of the Vulnerable Software and Affected Versions PHP versions prior to 5.4.39 PHP versions 5.5.x prior to 5.5.23 PHP versions 5.6.x prior to 5.6.7

Description The issue is related to a "type confusion" problem in the SoapClient:: call method, which does not properly verify the data type of default headers, allowing remote attackers to execute arbitrary code by providing crafted serialized data. This is a result of an error in data processing.

Recommendations For PHP versions prior to 5.4.39, update to version 5.4.39 or later. For PHP versions 5.5.x prior to 5.5.23, update to version 5.5.23 or later. For PHP versions 5.6.x prior to 5.6.7, update to version 5.6.7 or later.