Integer overflow in the php_html_entities function in ext/standard/html.c in PHP before 5.5.36 and 5.6.x before 5.6.22 allows remote attackers to cause a denial of service or possibly have unspecified other impact by triggering a large output string from the htmlspecialchars function.

Metrics

No CVSS v4.0

No CVSS v3.1

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact Low

Integrity Impact Low

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 0.01691.

Key SSVC decision points have not yet been added.

Affected Vendors & Products

Vendors Products
Php Subscribe
Php Subscribe
Redhat Subscribe
Rhel Software Collections Subscribe

Configuration 1 [-]

OR cpe:2.3:a:php:php:*:*:*:*:*:*:*:*
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:5.6.20:*:*:*:*:*:*:*
cpe:2.3:a:php:php:5.6.21:*:*:*:*:*:*:*
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.

Advisories
Source ID Title
Debian DLA Debian DLA DLA-533-1 php5 security update
Debian DSA Debian DSA DSA-3602-1 php5 security update
EUVD EUVD EUVD-2016-6046 Integer overflow in the php_html_entities function in ext/standard/html.c in PHP before 5.5.36 and 5.6.x before 5.6.22 allows remote attackers to cause a denial of service or possibly have unspecified other impact by triggering a large output string from the htmlspecialchars function.
Ubuntu USN Ubuntu USN USN-3045-1 PHP vulnerabilities
Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References
Link Providers
http://php.net/ChangeLog-5.php cve-icon cve-icon
http://rhn.redhat.com/errata/RHSA-2016-2750.html cve-icon cve-icon
http://www.debian.org/security/2016/dsa-3602 cve-icon cve-icon
http://www.openwall.com/lists/oss-security/2016/05/26/3 cve-icon cve-icon
http://www.securityfocus.com/bid/90857 cve-icon cve-icon
https://bugs.php.net/bug.php?id=72135 cve-icon cve-icon
https://github.com/php/php-src/commit/0da8b8b801f9276359262f1ef8274c7812d3dfda?w=1 cve-icon cve-icon
https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05240731 cve-icon cve-icon
https://nvd.nist.gov/vuln/detail/CVE-2016-5094 cve-icon
https://www.cve.org/CVERecord?id=CVE-2016-5094 cve-icon
History

No history.

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2024-08-06T00:53:47.113Z

Reserved: 2016-05-26T00:00:00

Link: CVE-2016-5094

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Deferred

Published: 2016-08-07T10:59:07.397

Modified: 2025-04-12T10:46:40.837

Link: CVE-2016-5094

cve-icon Redhat

Severity : Low

Publid Date: 2016-05-01T00:00:00Z

Links: CVE-2016-5094 - Bugzilla

cve-icon OpenCVE Enrichment

No data.

Weaknesses