CVE-2016-9935

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Summary

CVECVE-2016-9935
StatePUBLISHED
Assignermitre
Source PriorityCVE Program / NVD first with legacy fallback
Published2017-01-04 20:59:00 UTC
Updated2026-05-06 22:30:45 UTC
DescriptionThe php_wddx_push_element function in ext/wddx/wddx.c in PHP before 5.6.29 and 7.x before 7.0.14 allows remote attackers to cause a denial of service (out-of-bounds read and memory corruption) or possibly have unspecified other impact via an empty boolean element in a wddxPacket XML document.

Risk And Classification

Primary CVSS: v3.0 9.8 CRITICAL from [email protected]

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS: 0.043930000 probability, percentile 0.890620000 (date 2026-05-11)

Problem Types: CWE-125 | n/a

VersionSourceTypeScoreSeverityVector
3.0[email protected]Primary9.8CRITICALCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
2.0[email protected]Primary7.5AV:N/AC:L/Au:N/C:P/I:P/A:P

CVSS v3.0 Breakdown

Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CVSS v2.0 Breakdown

Access Vector
Network
Access Complexity
Low
Authentication
None
Confidentiality
Partial
Integrity
Partial
Availability
Partial

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

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Application Php Php 7.0.0 All All All
Application Php Php 7.0.1 All All All
Application Php Php 7.0.10 All All All
Application Php Php 7.0.11 All All All
Application Php Php 7.0.12 All All All
Application Php Php 7.0.13 All All All
Application Php Php 7.0.2 All All All
Application Php Php 7.0.3 All All All
Application Php Php 7.0.4 All All All
Application Php Php 7.0.5 All All All
Application Php Php 7.0.6 All All All
Application Php Php 7.0.7 All All All
Application Php Php 7.0.8 All All All
Application Php Php 7.0.9 All All All
Application Php Php All All All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Na N/a affected n/a Not specified

References

ReferenceSourceLinkTags
PHP: Multiple vulnerabilities (GLSA 201702-29) — Gentoo Security af854a3a-2127-422b-91ae-364da2661108 security.gentoo.org
openSUSE-SU-2017:0081-1: moderate: Security update for php5 af854a3a-2127-422b-91ae-364da2661108 lists.opensuse.org
Debian -- Security Information -- DSA-3737-1 php5 af854a3a-2127-422b-91ae-364da2661108 www.debian.org
PHP: PHP 5 ChangeLog af854a3a-2127-422b-91ae-364da2661108 www.php.net Release Notes, Vendor Advisory
Red Hat Customer Portal af854a3a-2127-422b-91ae-364da2661108 access.redhat.com
oss-security - CVE assignment for PHP 5.6.28, 5.6.29, 7.0.13, 7.0.14 and 7.1.0 af854a3a-2127-422b-91ae-364da2661108 www.openwall.com Third Party Advisory
PHP: PHP 7 ChangeLog af854a3a-2127-422b-91ae-364da2661108 www.php.net Release Notes, Vendor Advisory
PHP 'ext/wddx/wddx.c' Denial of Service Vulnerability af854a3a-2127-422b-91ae-364da2661108 www.securityfocus.com
openSUSE-SU-2017:0061-1: moderate: Security update for php7 af854a3a-2127-422b-91ae-364da2661108 lists.opensuse.org
Fix bug #73631 - Invalid read when wddx decodes empty boolean element · php/php-src@66fd442 · GitHub af854a3a-2127-422b-91ae-364da2661108 github.com Patch, Vendor Advisory
openSUSE-SU-2016:3239-1: moderate: Security update for php5 af854a3a-2127-422b-91ae-364da2661108 lists.opensuse.org
PHP :: Sec Bug #73631 :: Invalid read when wddx decodes empty boolean element af854a3a-2127-422b-91ae-364da2661108 bugs.php.net Vendor Advisory
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Legacy QID Mappings

  • 710436 Gentoo Linux Hypertext Preprocessor (PHP) Multiple Vulnerabilities (GLSA 201702-29)
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