CVE-2021-33657 is a heap overflow vulnerability in SDL (Simple DirectMedia Layer) versions 2.x up to 2.0.18, specifically within the video/SDL_pixels.c component. An attacker can exploit this by crafting a malicious .BMP file, leading to application crashes, denial of service, or arbitrary code execution. Rated with a CVSS score of 8.8 (HIGH), this vulnerability requires user interaction (UI:R) and can be exploited remotely (AV:N) with low attack complexity (AC:L), potentially resulting in high impact to confidentiality, integrity, and availability. Currently, there is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
>= 2.0.0, <= 2.0.18CPE matchmatch criteria | cpe:2.3:a:libsdl:simple_directmedia_layer:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.2 Bluesky, 0.1 Mastodon, and 0.2 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 0.1 Security Researcher mentions.