Vulnerability CVE-2016-7124
Published: 2016-09-11   Modified: 2016-09-12

Description:
ext/standard/var_unserializer.c in PHP before 5.6.25 and 7.x before 7.0.10 mishandles certain invalid objects, which allows remote attackers to cause a denial of service or possibly have unspecified other impact via crafted serialized data that leads to a (1) __destruct call or (2) magic method call.

See advisories in our WLB2 database:
Topic
Author
Date
Med.
PHP 7.0.9 __wakeup() in Deserialization
taoguangchen
05.09.2016

Type:

CWE-502

 (Deserialization of Untrusted Data)

CVSS2 => (AV:N/AC:L/Au:N/C:P/I:P/A:P)

CVSS Base Score
Impact Subscore
Exploitability Subscore
7.5/10
6.4/10
10/10
Exploit range
Attack complexity
Authentication
Remote
Low
No required
Confidentiality impact
Integrity impact
Availability impact
Partial
Partial
Partial
Affected software
PHP -> PHP 

 References:
http://openwall.com/lists/oss-security/2016/09/02/9
http://rhn.redhat.com/errata/RHSA-2016-2750.html
http://www.php.net/ChangeLog-5.php
http://www.php.net/ChangeLog-7.php
http://www.securityfocus.com/bid/92756
http://www.securitytracker.com/id/1036680
https://bugs.php.net/bug.php?id=72663
https://github.com/php/php-src/commit/20ce2fe8e3c211a42fee05a461a5881be9a8790e?w=1
https://security.gentoo.org/glsa/201611-22
https://www.tenable.com/security/tns-2016-19
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