CVE-2016-7568 describes an integer overflow in the gdImageWebpCtx function within the GD Graphics Library (libgd) up to version 2.2.3, also affecting PHP through 7.0.11. This flaw allows remote attackers to trigger a heap-based buffer overflow, leading to a denial of service or potentially other unspecified impacts, through crafted imagewebp and imagedestroy calls. With a CVSS score of 9.8 (CRITICAL), this vulnerability is easily exploitable over the network without authentication or user interaction, enabling high impact to confidentiality, integrity, and availability. While there is no evidence of active exploitation, nor publicly available exploit code in Metasploit or ExploitDB, the vulnerability has garnered significant community discussion, indicating awareness among security researchers.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
<= 2.2.3CPE matchmatch criteria | cpe:2.3:a:libgd:libgd:*:*:*:*:*:*:*:* | ||
>= 5.6.0, <= 5.6.26CPE matchmatch criteria | cpe:2.3:a:php:php:*:*:*:*:*:*:*:* | ||
>= 7.0.0, <= 7.0.11CPE matchmatch criteria | cpe:2.3:a:php:php:*:*:*:*:*:*:*:* | ||
8.0CPE matchmatch criteria | cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:* |
CVSS version used by this source: 3.0
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.3 Bluesky, 0.3 Mastodon, and 2.4 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.