CVE-2016-5766
high-risk
Published 2016-08-07
Integer overflow in the _gd2GetHeader function in gd_gd2.c in the GD Graphics Library (aka libgd) before 2.2.3, as used in PHP before 5.5.37, 5.6.x before 5.6.23, and 7.x before 7.0.8, allows remote attackers to cause a denial of service (heap-based buffer overflow and application crash) or possibly have unspecified other impact via crafted chunk dimensions in an image.
Do I need to act?
!
16.2% chance of exploitation in next 30 days
EPSS score — higher than 84% of all CVEs
-
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 8.8/10
High
NETWORK
/ LOW complexity
Affected Products (20)
Affected Vendors
References (30)
Release Notes
http://php.net/ChangeLog-5.php
Release Notes
http://php.net/ChangeLog-7.php
Third Party Advisory
http://www.debian.org/security/2016/dsa-3619
Release Notes
http://www.openwall.com/lists/oss-security/2016/06/23/4
Release Notes
https://libgd.github.io/release-2.2.3.html
Release Notes
http://php.net/ChangeLog-5.php
and 10 more references
63
/ 100
high-risk
Severity
30/34 · Critical
Exploitability
13/34 · Low
Exposure
20/34 · Moderate