National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

CVE-2016-5094 Detail

Current Description

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.

Source:  MITRE
View Analysis Description

Impact

CVSS v3.0 Severity and Metrics:

Base Score: 8.6 HIGH
Vector: AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:H (V3.0 legend)
Impact Score: 4.7
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): Low
Integrity (I): Low
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): Insufficient_Info
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://php.net/ChangeLog-5.php Release Notes
http://rhn.redhat.com/errata/RHSA-2016-2750.html
http://www.debian.org/security/2016/dsa-3602
http://www.openwall.com/lists/oss-security/2016/05/26/3 Release Notes
http://www.securityfocus.com/bid/90857
https://bugs.php.net/bug.php?id=72135
https://github.com/php/php-src/commit/0da8b8b801f9276359262f1ef8274c7812d3dfda?w=1
https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05240731

Technical Details

Vulnerability Type (View All)

  • Integer Overflow or Wraparound (CWE-190)

Known Affected Software Configurations Switch to CPE 2.2

Configuration 1 ( hide )
 cpe:2.3:a:php:php:*:*:*:*:*:*:*:*
     Show Matching CPE(s)
Up to (including)
5.5.36
 cpe:2.3:a:php:php:5.6.0:alpha1:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:php:php:5.6.0:alpha2:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:php:php:5.6.0:alpha3:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:php:php:5.6.0:alpha4:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:php:php:5.6.0:alpha5:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:php:php:5.6.0:beta1:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:php:php:5.6.0:beta2:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:php:php:5.6.0:beta3:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:php:php:5.6.0:beta4:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:php:php:5.6.1:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:php:php:5.6.2:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:php:php:5.6.3:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:php:php:5.6.4:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:php:php:5.6.5:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:php:php:5.6.6:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:php:php:5.6.7:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:php:php:5.6.8:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:php:php:5.6.9:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:php:php:5.6.10:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:php:php:5.6.11:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:php:php:5.6.12:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:php:php:5.6.13:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:php:php:5.6.14:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:php:php:5.6.15:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:php:php:5.6.16:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:php:php:5.6.17:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:php:php:5.6.18:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:php:php:5.6.19:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:php:php:5.6.20:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:php:php:5.6.21:*:*:*:*:*:*:*
     Show Matching CPE(s)


Change History

5 change records found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2016-5094
NVD Published Date:
08/07/2016
NVD Last Modified:
01/04/2018