VDB-91631 · CVE-2016-7418 · BID 93011

PHP up to 5.6.25/7.0.10 php_wddx_push_element memory corruption

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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A vulnerability, which was classified as critical, has been found in PHP up to 5.6.25/7.0.10 (Programming Language Software). This issue affects the function php_wddx_push_element. The manipulation with an unknown input leads to a memory corruption vulnerability. Using CWE to declare the problem leads to CWE-119. The software performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. Impacted is confidentiality, integrity, and availability.

The weakness was released 09/15/2016 as Version 7.0.11 as confirmed changelog (Website). It is possible to read the advisory at php.net. The identification of this vulnerability is CVE-2016-7418 since 09/09/2016. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. Technical details of the vulnerability are known, but there is no available exploit.

The vulnerability scanner Nessus provides a plugin with the ID 900012 , which helps to determine the existence of the flaw in a target environment. The commercial vulnerability scanner Qualys is able to test this issue with plugin 196592 (Ubuntu Security Notification for Php5, Php7.0 Vulnerabilities (USN-3095-1)).

Upgrading to version 5.6.26 or 7.0.11 eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability.

The vulnerability is also documented in the vulnerability database at Tenable (900012). Entries connected to this vulnerability are available at 3695, 5786, 5794 and 9021.





  • open-source

CPE 2.3info

CPE 2.2info


VulDB Meta Base Score: 7.5
VulDB Meta Temp Score: 7.3

VulDB Base Score: 7.5
VulDB Temp Score: 7.2
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.5
NVD Vector: 🔍



VulDB Base Score: 🔍
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Class: Memory corruption
CWE: CWE-119
ATT&CK: Unknown

Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍


Nessus ID: 900012
Nessus File: 🔍

OpenVAS ID: 14611
OpenVAS Name: Amazon Linux Local Check: alas-2016-754
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
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Active APT Groups: 🔍


Recommended: Upgrade
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍

Upgrade: PHP 5.6.26/7.0.11
Patch: github.com


09/09/2016 🔍
09/15/2016 +6 days 🔍
09/15/2016 +0 days 🔍
09/16/2016 +1 days 🔍
09/16/2016 +0 days 🔍
09/17/2016 +1 days 🔍
09/19/2016 +2 days 🔍
09/16/2022 +2188 days 🔍


Product: php.org

Advisory: Version 7.0.11
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2016-7418 (🔍)

SecurityTracker: 1036836
SecurityFocus: 93011 - PHP CVE-2016-7418 Out-of-Bounds Read Denial of Service Vulnerability

See also: 🔍


Created: 09/16/2016 07:39 PM
Updated: 09/16/2022 06:41 PM
Changes: 09/16/2016 07:39 PM (57), 04/18/2019 04:12 PM (22), 09/16/2022 06:41 PM (4)
Complete: 🔍


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