National Vulnerability Database

National Vulnerability Database

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    Vulnerabilities Detail

CVE-2016-9934 Detail

Current Description

ext/wddx/wddx.c in PHP before 5.6.28 and 7.x before 7.0.13 allows remote attackers to cause a denial of service (NULL pointer dereference) via crafted serialized data in a wddxPacket XML document, as demonstrated by a PDORow string.

Source:  MITRE
Description Last Modified:  01/04/2017
View Analysis Description

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://lists.opensuse.org/opensuse-updates/2016-12/msg00142.html
http://lists.opensuse.org/opensuse-updates/2017-01/msg00034.html
http://lists.opensuse.org/opensuse-updates/2017-01/msg00054.html
http://www.openwall.com/lists/oss-security/2016/12/12/2 Third Party Advisory
http://www.php.net/ChangeLog-5.php Release Notes Vendor Advisory
http://www.php.net/ChangeLog-7.php Release Notes Vendor Advisory
http://www.securityfocus.com/bid/94845
https://access.redhat.com/errata/RHSA-2018:1296
https://bugs.php.net/bug.php?id=73331 Vendor Advisory
https://github.com/php/php-src/commit/6045de69c7dedcba3eadf7c4bba424b19c81d00d Vendor Advisory

Technical Details

Vulnerability Type (View All)

  • NULL Pointer Dereference (CWE-476)

Change History

4 change records found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2016-9934
NVD Published Date:
01/04/2017
NVD Last Modified:
05/03/2018