PHP 7.0.x < 7.0.23 Heap User After Free Vulnerability

critical Web App Scanning Plugin ID 98876

Synopsis

PHP 7.0.x < 7.0.23 Heap User After Free Vulnerability

Description

According to its banner, the version of PHP running on the remote web server is 7.0.x prior to 7.0.23 or 7.1.x prior to 7.1.9, therefore, affected by a heap user after free vulnerability when unserializing invalid array size.

Note that the scanner has not tested for these issues but has instead relied only on the application's self-reported version number.

Solution

Upgrade to PHP version 7.0.23 or later.

See Also

http://php.net/ChangeLog-7.php#7.0.23

Plugin Details

Severity: Critical

ID: 98876

Type: remote

Published: 1/31/2019

Updated: 3/14/2023

Scan Template: api, basic, full, pci, scan

Risk Information

VPR

Risk Factor: Medium

Score: 5.9

CVSS v2

Risk Factor: High

Base Score: 7.5

Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:P

CVSS Score Source: CVE-2017-12932

CVSS v3

Risk Factor: Critical

Base Score: 9.8

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CVSS Score Source: CVE-2017-12932

Vulnerability Information

CPE: cpe:2.3:a:php:php:*:*:*:*:*:*:*:*

Exploit Ease: No known exploits are available

Patch Publication Date: 8/18/2017

Vulnerability Publication Date: 8/18/2017

Reference Information

CVE: CVE-2017-12932

BID: 100427