Critical severity · published Jan 4, 2017
CVE-2016-9936
The unserialize implementation in ext/standard/var.c in PHP 7.x before 7.0.14 allows remote attackers to cause a denial of service (use-after-free) or possibly have unspecified…
9.8
CVSS
4.3%
EPSS
No
On KEV
Description
The unserialize implementation in ext/standard/var.c in PHP 7.x before 7.0.14 allows remote attackers to cause a denial of service (use-after-free) or possibly have unspecified other impact via crafted serialized data. NOTE: this vulnerability exists because of an incomplete fix for CVE-2015-6834.
CVSS vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)4.3% · higher than 91% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
PH
PHP · PHP
7.0.0; 7.0.1; 7.0.2; 7.0.3; 7.0.4; 7.0.5; +8 more · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2016-9936
CVE.org
https://www.cve.org/CVERecord?id=CVE-2016-9936
lists.opensuse.org
http://lists.opensuse.org/opensuse-updates/2017-01/msg00034.html
Mailing List
http://www.openwall.com/lists/oss-security/2016/12/12/2
Patch
http://www.php.net/ChangeLog-7.php
www.securityfocus.com
http://www.securityfocus.com/bid/94849
access.redhat.com
https://access.redhat.com/errata/RHSA-2018:1296
Exploit
https://bugs.php.net/bug.php?id=72978
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