CVE-2016-4073

Impact:
Moderate
Public Date:
2016-03-26
CWE:
CWE-190
Bugzilla:
1323103: CVE-2016-4073 php: mb_strcut() Negative size parameter in memcpy

The MITRE CVE dictionary describes this issue as:

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.

Find out more about CVE-2016-4073 from the MITRE CVE dictionary dictionary and NIST NVD.

Statement

Red Hat Enterprise Linux 5:
This vulnerability has been rated as having a security impact of Moderate. After evaluation and in accordance with the criteria noted in the product support life cycle, there are no plans to address this issue in an upcoming release. Please contact Red Hat Support for further information.

Red Hat Enterprise Linux 6:
This vulnerability has been rated as having a security impact of Moderate. After evaluation and in accordance with the criteria noted in the product support life cycle, there are no plans to address this issue in an upcoming release. Please contact Red Hat Support for further information.

Red Hat Enterprise Linux 7:
This vulnerability has been rated as having a security impact of Moderate. After evaluation and in accordance with the criteria noted in the product support life cycle, there are no plans to address this issue in an upcoming release. Please contact Red Hat Support for further information.

Red Hat Software Collections for Red Hat Enterprise Linux:
This vulnerability has been rated as having a security impact of Moderate. After evaluation and in accordance with the criteria noted in the product support life cycle, there are no plans to address this issue in an upcoming release. Please contact Red Hat Support for further information.

CVSS v2 metrics

Base Score 4.1
Base Metrics AV:L/AC:M/Au:S/C:P/I:P/A:P
Access Vector Local
Access Complexity Medium
Authentication Single
Confidentiality Impact Partial
Integrity Impact Partial
Availability Impact Partial

CVSS v3 metrics

CVSS3 Base Score 4.5
CVSS3 Base Metrics CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:L
Attack Vector Local
Attack Complexity High
Privileges Required Low
User Interaction None
Scope Unchanged
Confidentiality Low
Integrity Impact Low
Availability Impact Low

Find out more about Red Hat support for the Common Vulnerability Scoring System (CVSS).

Red Hat Security Errata

Platform Errata Release Date
Red Hat Software Collections for Red Hat Enterprise Linux 7 (rh-php56-php) RHSA-2016:2750 2016-11-15
Red Hat Software Collections for Red Hat Enterprise Linux 6 (rh-php56-php) RHSA-2016:2750 2016-11-15

Affected Packages State

Platform Package State
Red Hat Software Collections for Red Hat Enterprise Linux php55-php Will not fix
Red Hat Software Collections for Red Hat Enterprise Linux php54-php Will not fix
Red Hat Enterprise Linux 7 php Will not fix
Red Hat Enterprise Linux 6 php Will not fix
Red Hat Enterprise Linux 5 php53 Will not fix
Red Hat Enterprise Linux 5 php Will not fix
Unless explicitly stated as not affected, all previous versions of packages in any minor update stream of a product listed here should be assumed vulnerable, although may not have been subject to full analysis.
Last Modified

CVE description copyright © 2017, The MITRE Corporation