CVE Catalog

CVE-2017-11143

High
Published: Translated: NVD NIST

Summary

In PHP versions before 5.6.31, there is a vulnerability related to an invalid free during the deserialization of boolean parameters in WDDX. Attackers can exploit this flaw by injecting XML for deserialization, potentially crashing the PHP interpreter.

Risk Assessment

Organizations may be exposed to attacks that could lead to PHP application crashes, affecting service availability.

Recommendation

It is recommended to upgrade PHP to version 5.6.31 or later to mitigate this vulnerability.

Related vulnerabilities

Original NVD description (English source)

In PHP before 5.6.31, an invalid free in the WDDX deserialization of boolean parameters could be used by attackers able to inject XML for deserialization to crash the PHP interpreter, related to an invalid free for an empty boolean element in ext/wddx/wddx.c.

Vulnerability data from NVD (NIST) · CISA KEV · EPSS