CVE-2016-7480

The SplObjectStorage unserialize implementation in ext/spl/spl_observer.c in PHP before 7.0.12 does not verify that a key is an object, which allows remote attackers to execute arbitrary code or cause a denial of service (uninitialized memory access) via crafted serialized data.

CVSS v3.0 9.8 CRITICAL
CVSS v2.0 7.5 HIGH

9.8^/10

CVSS v3.0 : CRITICAL

Vector :

Exploitability : 3.9 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

7.5^/10

CVSS v2.0 : HIGH

Vector : AV:N/AC:L/Au:N/C:P/I:P/A:P

Exploitability : 10.0 / Impact : 6.4

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
https://www.youtube.com/watch?v=LDcaPstAuPk	Broken Link Third Party Advisory
https://github.com/php/php-src/commit/61cdd1255d5b9c8453be71aacbbf682796ac77d4	Patch Third Party Advisory
https://bugs.php.net/bug.php?id=73257	Issue Tracking Patch Vendor Advisory
http://php.net/ChangeLog-7.php	Release Notes Vendor Advisory
http://blog.checkpoint.com/wp-content/uploads/2016/12/PHP_Technical_Report.pdf	Exploit Technical Description Third Party Advisory
http://blog.checkpoint.com/2016/12/27/check-point-discovers-three-zero-day-vulnerabilities-web-programming-language-php-7	Third Party Advisory VDB Entry
http://www.securityfocus.com/bid/95152	Third Party Advisory VDB Entry
https://security.netapp.com/advisory/ntap-20180112-0001/	Third Party Advisory

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Configurations

Configuration 1 (hide)

cpe:2.3:a:php:php:*:*:*:*:*:*:*:*

Configuration 2 (hide)

cpe:2.3:a:netapp:clustered_data_ontap:-:*:*:*:*:*:*:*

Information

Published : 2017-01-10 23:59

Updated : 2022-07-20 09:47

NVD link : CVE-2016-7480

Mitre link : CVE-2016-7480

JSON object : View

CWE

CWE-119

Improper Restriction of Operations within the Bounds of a Memory Buffer

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Products Affected

netapp

clustered_data_ontap

php

php

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