CVE-2016-7411 Information

Description

ext/standard/var_unserializer.re in PHP before 5.6.26 mishandles object-deserialization failures which allows remote attackers to cause a denial of service (memory corruption) or possibly have unspecified other impact via an unserialize call that references a partially constructed object.

CVSS Vector

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

Reference

http://www.openwall.com/lists/oss-security/2016/09/15/10 http://www.php.net/ChangeLog-5.php http://www.securityfocus.com/bid/93009 http://www.securitytracker.com/id/1036836 https://bugs.php.net/bug.php?id=73052 https://github.com/php/php-src/commit/6a7cc8ff85827fa9ac715b3a83c2d9147f33cd43?w=1 https://security.gentoo.org/glsa/201611-22

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

9.8