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.
The MITRE CVE dictionary describes this issue as:
Find out more about CVE-2016-9936 from the MITRE CVE dictionary dictionary and NIST NVD.
Base Score | 5.1 |
---|---|
Base Metrics | AV:N/AC:H/Au:N/C:P/I:P/A:P |
Access Vector | Network |
Access Complexity | High |
Authentication | None |
Confidentiality Impact | Partial |
Integrity Impact | Partial |
Availability Impact | Partial |
CVSS3 Base Score | 7.5 |
---|---|
CVSS3 Base Metrics | CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H |
Attack Vector | Network |
Attack Complexity | High |
Privileges Required | None |
User Interaction | Required |
Scope | Unchanged |
Confidentiality | High |
Integrity Impact | High |
Availability Impact | High |
Find out more about Red Hat support for the Common Vulnerability Scoring System (CVSS).
Platform | Errata | Release Date |
---|---|---|
Red Hat Software Collections for Red Hat Enterprise Linux 6 (rh-php70-php) | RHSA-2018:1296 | 2018-05-03 |
Red Hat Software Collections for Red Hat Enterprise Linux 7 (rh-php70-php) | RHSA-2018:1296 | 2018-05-03 |
Platform | Package | State |
---|---|---|
Red Hat Software Collections for Red Hat Enterprise Linux | rh-php56-php | Will not fix |
Red Hat OpenShift Enterprise 2 | php | Will not fix |
Red Hat Enterprise Linux 7 | php | Will not fix |
Red Hat Enterprise Linux 6 | php | Will not fix |
Red Hat Enterprise Linux 5 | php53 | Will not fix |
Red Hat Enterprise Linux 5 | php | Will not fix |