#VU12909 NULL pointer dereference


Published: 2018-05-21

Vulnerability identifier: #VU12909

Vulnerability risk: Low

CVSSv3.1:

CVE-ID: CVE-2016-10162

CWE-ID: CWE-476

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
PHP
Universal components / Libraries / Scripting languages

Vendor: PHP Group

Description
The vulnerability allows a remote attacker to cause DoS condition on the target system.

The weakness exists in the php_wddx_pop_element function in ext/wddx/wddx.c due to NULL pointer dereference. A remote attacker can submit an inapplicable class name in a wddxPacket XML document, leading to mishandling in a wddx_deserialize call, and cause the service to crash.

Mitigation
Update to version 7.0.15 or 7.1.1.

Vulnerable software versions

PHP: 7.0.0 - 7.0.14, 7.1.0


CPE

External links
http://www.php.net/ChangeLog-7.php


Q & A

Can this vulnerability be exploited remotely?

Is there known malware, which exploits this vulnerability?


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