CVE-2016-9936

CVSS V2 High 7.5 CVSS V3 Critical 9.8
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.
Overview
  • CVE ID
  • CVE-2016-9936
  • Assigner
  • cve@mitre.org
  • Vulnerability Status
  • Modified
  • Published Version
  • 2017-01-04T20:59:00
  • Last Modified Date
  • 2018-05-04T01:29:02
Weakness Enumerations
CWE URL
CWE-416 http://cwe.mitre.org/data/definitions/416.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
cpe:2.3:a:php:php:7.0.0:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:php:php:7.0.1:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:php:php:7.0.2:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:php:php:7.0.3:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:php:php:7.0.4:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:php:php:7.0.5:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:php:php:7.0.6:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:php:php:7.0.7:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:php:php:7.0.8:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:php:php:7.0.9:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:php:php:7.0.10:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:php:php:7.0.11:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:php:php:7.0.12:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:php:php:7.0.13:*:*:*:*:*:*:* 1 OR
CVSS Version 2
  • Version
  • 2.0
  • Vector String
  • AV:N/AC:L/Au:N/C:P/I:P/A:P
  • Access Vector
  • NETWORK
  • Access Compatibility
  • LOW
  • Authentication
  • NONE
  • Confidentiality Impact
  • PARTIAL
  • Integrity Impact
  • PARTIAL
  • Availability Impact
  • PARTIAL
  • Base Score
  • 7.5
  • Severity
  • HIGH
  • Exploitability Score
  • 10
  • Impact Score
  • 6.4
CVSS Version 3
  • Version
  • 3.0
  • Vector String
  • CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
  • Attack Vector
  • NETWORK
  • Attack Compatibility
  • LOW
  • Privileges Required
  • NONE
  • User Interaction
  • NONE
  • Scope
  • UNCHANGED
  • Confidentiality Impact
  • HIGH
  • Availability Impact
  • HIGH
  • Base Score
  • 9.8
  • Base Severity
  • CRITICAL
  • Exploitability Score
  • 3.9
  • Impact Score
  • 5.9
References
Reference URL Reference Tags
https://github.com/php/php-src/commit/b2af4e8868726a040234de113436c6e4f6372d17 Patch
https://bugs.php.net/bug.php?id=72978 Exploit Issue Tracking
http://www.php.net/ChangeLog-7.php Patch Release Notes
http://www.openwall.com/lists/oss-security/2016/12/12/2 Mailing List
http://www.securityfocus.com/bid/94849
http://lists.opensuse.org/opensuse-updates/2017-01/msg00034.html
https://access.redhat.com/errata/RHSA-2018:1296
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2016-9936
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-9936
History
Created Old Value New Value Data Type Notes
2022-05-10 18:44:22 Added to TrackCVE
2022-12-02 12:40:18 2017-01-04T20:59Z 2017-01-04T20:59:00 CVE Published Date updated
2022-12-02 12:40:18 2018-05-04T01:29:02 CVE Modified Date updated
2022-12-02 12:40:18 Modified Vulnerability Status updated