National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

CVE-2016-4073 Detail

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.

Source:  MITRE
Description Last Modified:  05/20/2016

Impact

CVSS v3.0 Severity and Metrics:

Base Score: 9.8 CRITICAL
Vector: AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H (V3 legend)
Impact Score: 5.9
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): High
Integrity (I): High
Availability (A): High

CVSS v2.0 Severity and Metrics:

Base Score: 7.5 HIGH
Vector: (AV:N/AC:L/Au:N/C:P/I:P/A:P) (V2 legend)
Impact Subscore: 6.4
Exploitability Subscore: 10.0


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

References to Advisories, Solutions, and Tools

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Hyperlink Resource
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 Exploit
https://gist.github.com/smalyshev/d8355c96a657cc5dba70
https://git.php.net/?p=php-src.git;a=commit;h=64f42c73efc58e88671ad76b6b6bc8e2b62713e1
https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05240731
https://security.gentoo.org/glsa/201611-22
https://support.apple.com/HT206567

Technical Details

Vulnerability Type (View All)

Vulnerable software and versions Switch to CPE 2.2

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
OR
cpe:2.3:o:apple:mac_os_x:*:*:*:*:*:*:*:*    versions up to (including) 10.11.3

Denotes Vulnerable Software
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Change History

7 change records found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2016-4073
NVD Published Date:
05/20/2016
NVD Last Modified:
01/04/2018