CVE-2016-7133

high

Description

Zend/zend_alloc.c in PHP 7.x before 7.0.10, when open_basedir is enabled, mishandles huge realloc operations, which allows remote attackers to cause a denial of service (integer overflow) or possibly have unspecified other impact via a long pathname.

References

http://openwall.com/lists/oss-security/2016/09/02/9

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

http://www.securityfocus.com/bid/92765

https://bugs.php.net/bug.php?id=72742

https://github.com/php/php-src/commit/c2a13ced4272f2e65d2773e2ea6ca11c1ce4a911?w=1

https://security.gentoo.org/glsa/201611-22

Details

Source: MITRE

Published: 2016-09-12

Updated: 2017-07-01

Type: CWE-190

Risk Information

CVSS v2

Base Score: 6.8

Vector: AV:N/AC:M/Au:N/C:P/I:P/A:P

Impact Score: 6.4

Exploitability Score: 8.6

Severity: MEDIUM

CVSS v3

Base Score: 8.1

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

Impact Score: 5.9

Exploitability Score: 2.2

Severity: HIGH