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Vulnerability Details : CVE-2016-5766

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.
Publish Date : 2016-08-07 Last Update Date : 2019-04-22
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- CVSS Scores & Vulnerability Types

CVSS Score
6.8
Confidentiality Impact Partial (There is considerable informational disclosure.)
Integrity Impact Partial (Modification of some system files or information is possible, but the attacker does not have control over what can be modified, or the scope of what the attacker can affect is limited.)
Availability Impact Partial (There is reduced performance or interruptions in resource availability.)
Access Complexity Medium (The access conditions are somewhat specialized. Some preconditions must be satistified to exploit)
Authentication Not required (Authentication is not required to exploit the vulnerability.)
Gained Access None
Vulnerability Type(s) Denial Of ServiceOverflow
CWE ID 190

- Related OVAL Definitions

Title Definition Id Class Family
RHSA-2016:2598: php security and bug fix update (Moderate) oval:com.redhat.rhsa:def:20162598 unix
OVAL (Open Vulnerability and Assessment Language) definitions define exactly what should be done to verify a vulnerability or a missing patch. Check out the OVAL definitions if you want to learn what you should do to verify a vulnerability.

- Products Affected By CVE-2016-5766

# Product Type Vendor Product Version Update Edition Language
1 OS Debian Debian Linux 8.0 Version Details Vulnerabilities
2 OS Fedoraproject Fedora 22 Version Details Vulnerabilities
3 OS Fedoraproject Fedora 23 Version Details Vulnerabilities
4 OS Fedoraproject Fedora 24 Version Details Vulnerabilities
5 OS Freebsd Freebsd 8.0 Version Details Vulnerabilities
6 OS Freebsd Freebsd 8.1 Version Details Vulnerabilities
7 OS Freebsd Freebsd 8.2 Version Details Vulnerabilities
8 OS Freebsd Freebsd 8.3 Version Details Vulnerabilities
9 OS Freebsd Freebsd 8.4 Version Details Vulnerabilities
10 OS Freebsd Freebsd 9.0 Version Details Vulnerabilities
11 OS Freebsd Freebsd 9.1 Version Details Vulnerabilities
12 OS Freebsd Freebsd 9.2 Version Details Vulnerabilities
13 OS Freebsd Freebsd 9.3 Version Details Vulnerabilities
14 OS Freebsd Freebsd 10.0 Version Details Vulnerabilities
15 OS Freebsd Freebsd 10.1 Version Details Vulnerabilities
16 OS Freebsd Freebsd 10.2 Version Details Vulnerabilities
17 OS Freebsd Freebsd 10.3 Version Details Vulnerabilities
18 Application Libgd Libgd 2.2.2 Version Details Vulnerabilities
19 OS Redhat Enterprise Linux 5 Version Details Vulnerabilities
20 OS Redhat Enterprise Linux 6.0 Version Details Vulnerabilities
21 OS Redhat Enterprise Linux 7.0 Version Details Vulnerabilities
22 OS Redhat Openshift 2.0 Enterprise Version Details Vulnerabilities

- Number Of Affected Versions By Product

Vendor Product Vulnerable Versions
Debian Debian Linux 1
Fedoraproject Fedora 3
Freebsd Freebsd 13
Libgd Libgd 1
Redhat Enterprise Linux 3
Redhat Openshift 1

- References For CVE-2016-5766

https://security.gentoo.org/glsa/201612-09
GENTOO GLSA-201612-09
http://rhn.redhat.com/errata/RHSA-2016-2598.html
REDHAT RHSA-2016:2598
http://lists.opensuse.org/opensuse-security-announce/2016-07/msg00004.html
SUSE openSUSE-SU-2016:1761
https://libgd.github.io/release-2.2.3.html CONFIRM
https://bugs.php.net/bug.php?id=72339 CONFIRM
https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05240731 CONFIRM
http://www.openwall.com/lists/oss-security/2016/06/23/4
MLIST [oss-security] 20160623 Re: CVE for PHP 5.5.37 issues
http://www.ubuntu.com/usn/USN-3030-1
UBUNTU USN-3030-1
http://rhn.redhat.com/errata/RHSA-2016-2750.html
REDHAT RHSA-2016:2750
http://php.net/ChangeLog-7.php CONFIRM
http://php.net/ChangeLog-5.php CONFIRM
http://lists.opensuse.org/opensuse-updates/2016-08/msg00003.html
SUSE openSUSE-SU-2016:1922
http://www.debian.org/security/2016/dsa-3619
DEBIAN DSA-3619
http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00025.html
SUSE SUSE-SU-2016:2013
http://github.com/php/php-src/commit/7722455726bec8c53458a32851d2a87982cf0eac?w=1 CONFIRM

- Vulnerability Conditions

Vulnerability is valid if product versions listed below are used TOGETHER WITH(AND)

- Metasploit Modules Related To CVE-2016-5766

There are not any metasploit modules related to this CVE entry (Please visit www.metasploit.com for more information)


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