Improper input validation in Libgd
CVE-2016-6128
The gdImageCropThreshold function in gd_crop.c in the GD Graphics Library (aka libgd) before 2.2.3, as used in PHP before 7.0.9, allows remote attackers to cause a denial of service (application crash) via an invalid color index.
Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.068 (93.8th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 94th percentile — 93.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.068 · newest: 0.068 · change: 0.000
Affected products
- Libgd
- PHP
- Canonical Ubuntu Linux — versions 12.04, 14.04, 15.10
- Debian Linux — versions 8.0
- openSUSE Leap — versions 42.1
Weakness classification (CWE)
References
- lists.opensuse.org/opensuse-updates/2016-08/msg00086.html (vendor-advisory, Mailing List, Third Party Advisory)
- www.openwall.com/lists/oss-security/2016/06/30/1 (mailing-list, Mailing List, Third Party Advisory)
- www.securityfocus.com/bid/91509 (VDB Entry, Third Party Advisory, vdb-entry)
- libgd.github.io/release-2.2.3.html (Third Party Advisory, Release Notes)
- bugs.php.net/72494 (Permissions Required, Issue Tracking)
- lists.opensuse.org/opensuse-updates/2016-09/msg00078.html (vendor-advisory, Mailing List, Third Party Advisory)
- rhn.redhat.com/errata/RHSA-2016-2750.html (vendor-advisory, Third Party Advisory)
- www.securitytracker.com/id/1036276 (VDB Entry, Third Party Advisory, vdb-entry)
- github.com/libgd/libgd/commit/6ff72ae40c7c20ece939afb362d98cc37f4a1c96 (Third Party Advisory, Issue Tracking)
- security.gentoo.org/glsa/201612-09 (vendor-advisory, Third Party Advisory)
Frequently asked questions
- What is CVE-2016-6128?
- CVE-2016-6128 is a high-severity vulnerability in Libgd, classified under Improper Input Validation. CVSS score: 7.5/10. Published 2016-08-07.
- How severe is CVE-2016-6128?
- High severity. CVSS v3 base score is 7.5 out of 10.