NVD - CVE-2016-7478

CVE-2016-7478 Detail

Modified

This vulnerability has been modified since it was last analyzed by the NVD. It is awaiting reanalysis which may result in further changes to the information provided.

Current Description

Zend/zend_exceptions.c in PHP, possibly 5.x before 5.6.28 and 7.x before 7.0.13, allows remote attackers to cause a denial of service (infinite loop) via a crafted Exception object in serialized data, a related issue to CVE-2015-8876.

Source: MITRE
Description Last Modified: 01/11/2017
View Analysis Description

Evaluator Description

CWE-835: Loop with Unreachable Exit Condition ('Infinite Loop')

Impact

CVSS v3.0 Severity and Metrics:

Base Score: 7.5 HIGH
Vector: AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H (V3 legend)
Impact Score: 3.6
Exploitability Score: 3.9

Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): None
Integrity (I): None
Availability (A): High

CVSS v2.0 Severity and Metrics:

Base Score: 5.0 MEDIUM
Vector: (AV:N/AC:L/Au:N/C:N/I:N/A:P) (V2 legend)
Impact Subscore: 2.9
Exploitability Subscore: 10.0

Access Vector (AV): Network
Access Complexity (AC): Insufficient_Info
Authentication (AU): None
Confidentiality (C): None
Integrity (I): None
Availability (A): Partial
Additional Information:
Allows disruption of service

References to Advisories, Solutions, and Tools

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Hyperlink	Resource
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://blog.checkpoint.com/wp-content/uploads/2016/12/PHP_Technical_Report.pdf	Third Party Advisory
http://www.securityfocus.com/bid/95150
https://bugs.php.net/bug.php?id=73093	Exploit Vendor Advisory
https://security.netapp.com/advisory/ntap-20180112-0001/
https://www.youtube.com/watch?v=LDcaPstAuPk	Press/Media Coverage

Technical Details

Vulnerability Type (View All)

Other (NVD-CWE-Other)

Vulnerable software and versions Switch to CPE 2.2

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Change History

4 change records found - show changes

Modified Analysis - 1/27/2017 2:41:09 PM

Action

Type

Old Value

New Value

Changed

CPE Configuration

Record truncated, showing 500 of 9256 characters. View Entire Change Record

OR
     *cpe:2.3:a:php:php:5.0:rc1:*:*:*:*:*:*
     *cpe:2.3:a:php:php:5.0:rc2:*:*:*:*:*:*
     *cpe:2.3:a:php:php:5.0:rc3:*:*:*:*:*:*
     *cpe:2.3:a:php:php:5.0.0:*:*:*:*:*:*:*
     *cpe:2.3:a:php:php:5.0.0:beta1:*:*:*:*:*:*
     *cpe:2.3:a:php:php:5.0.0:beta2:*:*:*:*:*:*
     *cpe:2.3:a:php:php:5.0.0:beta3:*:*:*:*:*:*
     *cpe:2.3:a:php:php:5.0.0:beta4:*:*:*:*:*:*
     *cpe:2.3:a:php:php:5.0.0:rc1:*:*:*:*:*:*
     *cpe:2.3:a:php:php:5.0.0:rc2:*:*:*:*:*:*
     *cpe:2.3:a:php:php:5.0.0:rc3:*:*

Record truncated, showing 500 of 9124 characters. View Entire Change Record

OR
     *cpe:2.3:a:php:php:5.0.0:*:*:*:*:*:*:*
     *cpe:2.3:a:php:php:5.0.0:beta1:*:*:*:*:*:*
     *cpe:2.3:a:php:php:5.0.0:beta2:*:*:*:*:*:*
     *cpe:2.3:a:php:php:5.0.0:beta3:*:*:*:*:*:*
     *cpe:2.3:a:php:php:5.0.0:beta4:*:*:*:*:*:*
     *cpe:2.3:a:php:php:5.0.0:rc1:*:*:*:*:*:*
     *cpe:2.3:a:php:php:5.0.0:rc2:*:*:*:*:*:*
     *cpe:2.3:a:php:php:5.0.0:rc3:*:*:*:*:*:*
     *cpe:2.3:a:php:php:5.0.1:*:*:*:*:*:*:*
     *cpe:2.3:a:php:php:5.0.2:*:*:*:*:*:*:*
     *cpe:2.3:a:php:php:5.0.3:*:*:*

Initial Analysis - 1/11/2017 1:12:39 PM

Action	Type	Old Value	New Value
Added	CPE Configuration		Record truncated, showing 500 of 9256 characters. View Entire Change Record OR cpe:2.3:a:php:php:5.0:rc1::::::* cpe:2.3:a:php:php:5.0:rc2::::::* cpe:2.3:a:php:php:5.0:rc3::::::* cpe:2.3:a:php:php:5.0.0::::::: cpe:2.3:a:php:php:5.0.0:beta1::::::* cpe:2.3:a:php:php:5.0.0:beta2::::::* cpe:2.3:a:php:php:5.0.0:beta3::::::* cpe:2.3:a:php:php:5.0.0:beta4::::::* cpe:2.3:a:php:php:5.0.0:rc1::::::* cpe:2.3:a:php:php:5.0.0:rc2::::::* cpe:2.3:a:php:php:5.0.0:rc3::*
Added	CVSS V2		(AV:N/AC:L/Au:N/C:N/I:N/A:P)
Added	CVSS V3		AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Added	CWE		NVD-CWE-Other
Added	Evaluator Description		<a href="http://cwe.mitre.org/data/definitions/835.html">CWE-835: Loop with Unreachable Exit Condition ('Infinite Loop')</a>
Changed	Reference Type	http://blog.checkpoint.com/2016/12/27/check-point-discovers-three-zero-day-vulnerabilities-web-programming-language-php-7 No Types Assigned	http://blog.checkpoint.com/2016/12/27/check-point-discovers-three-zero-day-vulnerabilities-web-programming-language-php-7 Third Party Advisory, VDB Entry
Changed	Reference Type	http://blog.checkpoint.com/wp-content/uploads/2016/12/PHP_Technical_Report.pdf No Types Assigned	http://blog.checkpoint.com/wp-content/uploads/2016/12/PHP_Technical_Report.pdf Third Party Advisory
Changed	Reference Type	https://bugs.php.net/bug.php?id=73093 No Types Assigned	https://bugs.php.net/bug.php?id=73093 Vendor Advisory, Exploit
Changed	Reference Type	https://www.youtube.com/watch?v=LDcaPstAuPk No Types Assigned	https://www.youtube.com/watch?v=LDcaPstAuPk Press/Media Coverage

Quick Info

CVE Dictionary Entry:
CVE-2016-7478
NVD Published Date:
01/11/2017
NVD Last Modified:
01/13/2018

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Information Technology Laboratory

National Vulnerability Database