01 Record

CVE-2016-9934

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

UnratedPUBLISHEDCNA: mitre

CNA base scoreUnratedNo CNA CVSS vector

View raw JSON

02 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

03 Exploitation and scoring

Exploitation: Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
SSVC decision: Not assessed by CISA
EPSS probability: 6.78% probability of exploitation activity in the next 30 days.
EPSS percentile: Equal to or higher than the score of 93.8% of scored records. A rank, not a probability.
NVD base score: 7.5 (CVSS v3.x), scored by the NVD independently of the CNA.
NVD CVSS vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
NVD analysis status: Modified. NVD last modified this record on 2026-06-17.
Red Hat severity: Low. Red Hat's rating for its own products, not a CVSS rating.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

04 Metadata

Published

2017-01-04 20:00Z9 YR AGO

Last updated

2024-08-06 03:07Z2 YR AGO

Reserved

2016-12-12

Assigning CNA

mitre

Record state

PUBLISHED

Severity

Not rated by the issuing CNA

CNA CVSS vector

Not published by the issuing CNA

Weaknesses

CWE-476NULL Pointer DereferenceBase

Data version

5.1

Document digest

c9e77457ae84b8f87bdb096e7917655545d68a7495672802997c3461de587556

05 Affected products

VendorProductVersionsPlatforms

phpphpNot specified—

redhatenterprise_linuxNot specified—

redhatopenshiftNot specified—

redhatrhel_software_collectionsNot specified—

06 References

www.openwall.com[oss-security] 20161212 CVE assignment for PHP 5.6.28, 5.6.29, 7.0.13, 7.0.14 and 7.1.0http://www.openwall.com/lists/oss-security/2016/12/12/2mailing-listx_refsource_MLIST
lists.opensuse.orgopenSUSE-SU-2017:0081http://lists.opensuse.org/opensuse-updates/2017-01/msg00054.htmlvendor-advisoryx_refsource_SUSE
www.php.nethttp://www.php.net/ChangeLog-7.phpx_refsource_CONFIRM
www.securityfocus.com94845http://www.securityfocus.com/bid/94845vdb-entryx_refsource_BID
access.redhat.comRHSA-2018:1296https://access.redhat.com/errata/RHSA-2018:1296vendor-advisoryx_refsource_REDHAT
www.php.nethttp://www.php.net/ChangeLog-5.phpx_refsource_CONFIRM
lists.opensuse.orgopenSUSE-SU-2017:0061http://lists.opensuse.org/opensuse-updates/2017-01/msg00034.htmlvendor-advisoryx_refsource_SUSE
lists.opensuse.orgopenSUSE-SU-2016:3239http://lists.opensuse.org/opensuse-updates/2016-12/msg00142.htmlvendor-advisoryx_refsource_SUSE
github.comhttps://github.com/php/php-src/commit/6045de69c7dedcba3eadf7c4bba424b19c81d00dx_refsource_CONFIRM
bugs.php.nethttps://bugs.php.net/bug.php?id=73331x_refsource_CONFIRM

07 Fixed in

Arch Linux

php
Fixed in 7.0.13-1

Source: Arch Linux Security Tracker, the Arch Linux security team. Reformatted by exploit.cc.

Ubuntu 14.04 LTS

php5
Fixed in 5.5.9+dfsg-1ubuntu4.21

Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.

A release or ecosystem missing from this list has no record here. It may be unaffected or not covered by the source. Source notices and licences.