CVE-2016-5094
high-risk
Published 2016-08-07
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.
Do I need to act?
~
2.4% chance of exploitation in next 30 days
EPSS score — moderate exploit probability
-
Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
8
CVSS 8.6/10
High
NETWORK
/ LOW complexity
Affected Products (20)
Affected Vendors
References (16)
Release Notes
http://php.net/ChangeLog-5.php
Release Notes
http://www.openwall.com/lists/oss-security/2016/05/26/3
Release Notes
http://php.net/ChangeLog-5.php
Release Notes
http://www.openwall.com/lists/oss-security/2016/05/26/3
58
/ 100
high-risk
Severity
29/34 · Critical
Exploitability
6/34 · Minimal
Exposure
23/34 · High