Type Confusion Vulnerability in PHP SoapClient::__call Method

CVE-2015-4147 · HIGH Severity

AV:N/AC:L/AU:N/C:P/I:P/A:P

The SoapClient::__call method in ext/soap/soap.c in PHP before 5.4.39, 5.5.x before 5.5.23, and 5.6.x before 5.6.7 does not verify that __default_headers is an array, which allows remote attackers to execute arbitrary code by providing crafted serialized data with an unexpected data type, related to a "type confusion" issue.

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