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Mend.io Vulnerability Database

CVE-2016-4537

Good to know:

Date: May 21, 2016

The bcpowmod function in ext/bcmath/bcmath.c in PHP before 5.5.35, 5.6.x before 5.6.21, and 7.x before 7.0.6 accepts a negative integer for the scale argument, which allows remote attackers to cause a denial of service or possibly have unspecified other impact via a crafted call.

Language: C

Severity Score

9.8

Related Resources (19)

Url: http://www.securityfocus.com/bid/90173

Url: http://www.debian.org/security/2016/dsa-3602

Url: http://lists.fedoraproject.org/pipermail/package-announce/2016-May/183736.html

Url: http://lists.opensuse.org/opensuse-updates/2016-05/msg00086.html

Url: http://lists.opensuse.org/opensuse-updates/2016-06/msg00027.html

Url: https://access.redhat.com/security/cve/CVE-2016-4537

Url: http://rhn.redhat.com/errata/RHSA-2016-2750.html

Url: http://www.openwall.com/lists/oss-security/2016/05/05/21

Url: https://people.canonical.com/~ubuntu-security/cve/CVE-2016-4537

Url: https://git.php.net/?p=php-src.git%3Ba=commit%3Bh=d650063a0457aec56364e4005a636dc6c401f9cd

Url: https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05320149

Url: https://bugs.php.net/bug.php?id=72093

Url: https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05390722

Url: https://security.gentoo.org/glsa/201611-22

Url: http://php.net/ChangeLog-5.php

Url: http://php.net/ChangeLog-7.php

Url: https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05240731

Url: https://nvd.nist.gov/vuln/detail/CVE-2016-4537

Url: https://www.mend.io/vulnerability-database/CVE-2016-4537

Severity Score

9.8

Weakness Type (CWE)

Input Validation

CWE-20

Top Fix

Upgrade Version

Upgrade to version 5.5.35,5.6.21,7.0.6

Learn More

CVSS v3.1

Base Score:	9.8
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

Base Score:	7.5
Access Vector (AV):	NETWORK
Access Complexity (AC):	LOW
Authentication (AU):	NONE
Confidentiality (C):	PARTIAL
Integrity (I):	PARTIAL
Availability (A):	PARTIAL
Additional information:

Mend.io Vulnerability Database

We found results for “”

CVE-2016-4537

Good to know:

Date: May 21, 2016

Language: C

Severity Score

Related Resources (19)

Severity Score

Weakness Type (CWE)

Top Fix

Upgrade Version

CVSS v3.1

CVSS v2

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