CVE-2016-4073 - Vulnerability Details

- php: mb_strcut() Negative size parameter in memcpy

Description

Multiple integer overflows in the mbfl_strcut function in ext/mbstring/libmbfl/mbfl/mbfilter.c in PHP before 5.5.34, 5.6.x before 5.6.20, and 7.x before 7.0.5 allow remote attackers to cause a denial of service (application crash) or possibly execute arbitrary code via a crafted mb_strcut call.

Published: 2016-05-20

Score: 9.8 Critical

EPSS: 11.0% Moderate

KEV: No

Impact:

Action:

Analysis

Analysis and contextual insights are available on OpenCVE Cloud.

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions

n/a

affected

Version	Status	Constraints
`n/a`	affected	—

Configuration 1 [-]

OR	cpe:2.3:a:php:php:5.5.0:::::::*
	cpe:2.3:a:php:php:5.5.0:alpha1::::::
	cpe:2.3:a:php:php:5.5.0:alpha2::::::
	cpe:2.3:a:php:php:5.5.0:alpha3::::::
	cpe:2.3:a:php:php:5.5.0:alpha4::::::
	cpe:2.3:a:php:php:5.5.0:alpha5::::::
	cpe:2.3:a:php:php:5.5.0:alpha6::::::
	cpe:2.3:a:php:php:5.5.0:beta1::::::
	cpe:2.3:a:php:php:5.5.0:beta2::::::
	cpe:2.3:a:php:php:5.5.0:beta3::::::
	cpe:2.3:a:php:php:5.5.0:beta4::::::
	cpe:2.3:a:php:php:5.5.0:rc1::::::
	cpe:2.3:a:php:php:5.5.0:rc2::::::
	cpe:2.3:a:php:php:5.5.1:::::::*
	cpe:2.3:a:php:php:5.5.2:::::::*
	cpe:2.3:a:php:php:5.5.3:::::::*
	cpe:2.3:a:php:php:5.5.4:::::::*
	cpe:2.3:a:php:php:5.5.5:::::::*
	cpe:2.3:a:php:php:5.5.6:::::::*
	cpe:2.3:a:php:php:5.5.7:::::::*
	cpe:2.3:a:php:php:5.5.8:::::::*
	cpe:2.3:a:php:php:5.5.9:::::::*
	cpe:2.3:a:php:php:5.5.10:::::::*
	cpe:2.3:a:php:php:5.5.11:::::::*
	cpe:2.3:a:php:php:5.5.12:::::::*
	cpe:2.3:a:php:php:5.5.13:::::::*
	cpe:2.3:a:php:php:5.5.14:::::::*
	cpe:2.3:a:php:php:5.5.18:::::::*
	cpe:2.3:a:php:php:5.5.19:::::::*
	cpe:2.3:a:php:php:5.5.20:::::::*
	cpe:2.3:a:php:php:5.5.21:::::::*
	cpe:2.3:a:php:php:5.5.22:::::::*
	cpe:2.3:a:php:php:5.5.23:::::::*
	cpe:2.3:a:php:php:5.5.24:::::::*
	cpe:2.3:a:php:php:5.5.25:::::::*
	cpe:2.3:a:php:php:5.5.26:::::::*
	cpe:2.3:a:php:php:5.5.27:::::::*
	cpe:2.3:a:php:php:5.5.29:::::::*
	cpe:2.3:a:php:php:5.5.30:::::::*
	cpe:2.3:a:php:php:5.5.32:::::::*
	cpe:2.3:a:php:php:5.5.33:::::::*
	cpe:2.3:a:php:php:5.6.0:::::::*
	cpe:2.3:a:php:php:5.6.0:alpha1::::::
	cpe:2.3:a:php:php:5.6.0:alpha2::::::
	cpe:2.3:a:php:php:5.6.0:alpha3::::::
	cpe:2.3:a:php:php:5.6.0:alpha4::::::
	cpe:2.3:a:php:php:5.6.0:alpha5::::::
	cpe:2.3:a:php:php:5.6.0:beta1::::::
	cpe:2.3:a:php:php:5.6.0:beta2::::::
	cpe:2.3:a:php:php:5.6.0:beta3::::::
	cpe:2.3:a:php:php:5.6.0:beta4::::::
	cpe:2.3:a:php:php:5.6.1:::::::*
	cpe:2.3:a:php:php:5.6.2:::::::*
	cpe:2.3:a:php:php:5.6.3:::::::*
	cpe:2.3:a:php:php:5.6.4:::::::*
	cpe:2.3:a:php:php:5.6.5:::::::*
	cpe:2.3:a:php:php:5.6.6:::::::*
	cpe:2.3:a:php:php:5.6.7:::::::*
	cpe:2.3:a:php:php:5.6.8:::::::*
	cpe:2.3:a:php:php:5.6.9:::::::*
	cpe:2.3:a:php:php:5.6.10:::::::*
	cpe:2.3:a:php:php:5.6.11:::::::*
	cpe:2.3:a:php:php:5.6.12:::::::*
	cpe:2.3:a:php:php:5.6.13:::::::*
cpe:2.3:a:php:php:5.6.14:::::::*
cpe:2.3:a:php:php:5.6.15:::::::*
cpe:2.3:a:php:php:5.6.16:::::::*
cpe:2.3:a:php:php:5.6.17:::::::*
cpe:2.3:a:php:php:5.6.18:::::::*
cpe:2.3:a:php:php:5.6.19:::::::*
cpe:2.3:a:php:php:7.0.0:::::::*
cpe:2.3:a:php:php:7.0.1:::::::*
cpe:2.3:a:php:php:7.0.2:::::::*
cpe:2.3:a:php:php:7.0.3:::::::*
cpe:2.3:a:php:php:7.0.4:::::::*

Configuration 2 [-]

cpe:2.3:o:apple:mac_os_x:*:*:*:*:*:*:*:*

Package	CPE	Advisory	Released Date
Red Hat Software Collections for Red Hat Enterprise Linux 6
rh-php56-0:2.3-1.el6	cpe:/a:redhat:rhel_software_collections:2::el6	RHSA-2016:2750	2016-11-15T00:00:00Z
rh-php56-php-0:5.6.25-1.el6	cpe:/a:redhat:rhel_software_collections:2::el6	RHSA-2016:2750	2016-11-15T00:00:00Z
rh-php56-php-pear-1:1.9.5-4.el6	cpe:/a:redhat:rhel_software_collections:2::el6	RHSA-2016:2750	2016-11-15T00:00:00Z
Red Hat Software Collections for Red Hat Enterprise Linux 6.7 EUS
rh-php56-0:2.3-1.el6	cpe:/a:redhat:rhel_software_collections:2::el6	RHSA-2016:2750	2016-11-15T00:00:00Z
rh-php56-php-0:5.6.25-1.el6	cpe:/a:redhat:rhel_software_collections:2::el6	RHSA-2016:2750	2016-11-15T00:00:00Z
rh-php56-php-pear-1:1.9.5-4.el6	cpe:/a:redhat:rhel_software_collections:2::el6	RHSA-2016:2750	2016-11-15T00:00:00Z
Red Hat Software Collections for Red Hat Enterprise Linux 7
rh-php56-0:2.3-1.el7	cpe:/a:redhat:rhel_software_collections:2::el7	RHSA-2016:2750	2016-11-15T00:00:00Z
rh-php56-php-0:5.6.25-1.el7	cpe:/a:redhat:rhel_software_collections:2::el7	RHSA-2016:2750	2016-11-15T00:00:00Z
rh-php56-php-pear-1:1.9.5-4.el7	cpe:/a:redhat:rhel_software_collections:2::el7	RHSA-2016:2750	2016-11-15T00:00:00Z
Red Hat Software Collections for Red Hat Enterprise Linux 7.2 EUS
rh-php56-0:2.3-1.el7	cpe:/a:redhat:rhel_software_collections:2::el7	RHSA-2016:2750	2016-11-15T00:00:00Z
rh-php56-php-0:5.6.25-1.el7	cpe:/a:redhat:rhel_software_collections:2::el7	RHSA-2016:2750	2016-11-15T00:00:00Z
rh-php56-php-pear-1:1.9.5-4.el7	cpe:/a:redhat:rhel_software_collections:2::el7	RHSA-2016:2750	2016-11-15T00:00:00Z
Red Hat Software Collections for Red Hat Enterprise Linux 7.3 EUS
rh-php56-0:2.3-1.el7	cpe:/a:redhat:rhel_software_collections:2::el7	RHSA-2016:2750	2016-11-15T00:00:00Z
rh-php56-php-0:5.6.25-1.el7	cpe:/a:redhat:rhel_software_collections:2::el7	RHSA-2016:2750	2016-11-15T00:00:00Z
rh-php56-php-pear-1:1.9.5-4.el7	cpe:/a:redhat:rhel_software_collections:2::el7	RHSA-2016:2750	2016-11-15T00:00:00Z

No data available yet.

Remediation

No vendor fix or workaround currently provided.

Additional remediation guidance may be available on OpenCVE Cloud.

Tracking

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Advisories

Source	ID	Title
Debian DLA	DLA-499-1	php5 security update
Debian DSA	DSA-3560-1	php5 security update
EUVD	EUVD-2016-5074	Multiple integer overflows in the mbfl_strcut function in ext/mbstring/libmbfl/mbfl/mbfilter.c in PHP before 5.5.34, 5.6.x before 5.6.20, and 7.x before 7.0.5 allow remote attackers to cause a denial of service (application crash) or possibly execute arbitrary code via a crafted mb_strcut call.
Ubuntu USN	USN-2984-1	PHP vulnerabilities

No CVSS v4.0

No CVSS v3.1

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction None

Access Vector Network

Access Complexity Low

Authentication None

Confidentiality Impact Partial

Integrity Impact Partial

Availability Impact Partial

This CVE is not in the KEV list.

The EPSS score is 0.11044.

Key SSVC decision points have not yet been added.

References

Link	Providers
http://lists.apple.com/archives/security-announce/2016/May/msg00004.html
http://lists.opensuse.org/opensuse-security-announce/2016-05/msg00031.html
http://lists.opensuse.org/opensuse-security-announce/2016-05/msg00033.html
http://lists.opensuse.org/opensuse-security-announce/2016-05/msg00056.html
http://rhn.redhat.com/errata/RHSA-2016-2750.html
http://www.debian.org/security/2016/dsa-3560
http://www.openwall.com/lists/oss-security/2016/04/24/1
http://www.php.net/ChangeLog-5.php
http://www.php.net/ChangeLog-7.php
http://www.securityfocus.com/bid/85991
http://www.ubuntu.com/usn/USN-2952-1
http://www.ubuntu.com/usn/USN-2952-2
https://bugs.php.net/bug.php?id=71906
https://gist.github.com/smalyshev/d8355c96a657cc5dba70
https://git.php.net/?p=php-src.git%3Ba=commit%3Bh=64f42c73efc58e88671ad76b6b6bc8e2b62713e1
https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05240731
https://nvd.nist.gov/vuln/detail/CVE-2016-4073
https://security.gentoo.org/glsa/201611-22
https://support.apple.com/HT206567
https://www.cve.org/CVERecord?id=CVE-2016-4073

History

No history.

Subscriptions

Apple Mac Os X

Php Php

Redhat Rhel Software Collections

MITRE

Status: PUBLISHED

Assigner: mitre

Published: 2016-05-20T10:00:00.000Z

Updated: 2024-08-06T00:17:30.665Z

Reserved: 2016-04-23T00:00:00.000Z

Link: CVE-2016-4073

Vulnrichment

No data.

NVD

Status : Modified

Published: 2016-05-20T11:00:18.037

Modified: 2026-05-06T22:30:45.220

Link: CVE-2016-4073

Redhat

Severity : Moderate

Publid Date: 2016-03-26T00:00:00Z

Links: CVE-2016-4073 - Bugzilla

OpenCVE Enrichment

No data.

Weaknesses

Tracking

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction None

Access Vector Network

Access Complexity Low

Authentication None

Confidentiality Impact Partial

Integrity Impact Partial

Availability Impact Partial

Subscriptions

JSON object

JSON object

JSON object

JSON object

JSON object