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 CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
7.3	$0-$5k	0.00

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.

Productinfo

Type

Programming Language Software

Name

License

open-source

CPE 2.3info

CPE 2.2info

CVSSv3info

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: 🔍

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
unlock	unlock	unlock	unlock	unlock	unlock
unlock	unlock	unlock	unlock	unlock	unlock
unlock	unlock	unlock	unlock	unlock	unlock

VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

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: 🔍

0-Day	unlock	unlock	unlock	unlock
Today	unlock	unlock	unlock	unlock

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: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

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

Upgrade: PHP 5.6.26/7.0.11
Patch: github.com

Timelineinfo

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 🔍

Sourcesinfo

Product: php.org

Advisory: Version 7.0.11
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2016-7418 (🔍)
OVAL: 🔍

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

See also: 🔍

Entryinfo

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: 🔍