#VU62729 Out-of-bounds write in Simple DirectMedia Layer - CVE-2021-33657
Published: May 2, 2022
Vulnerability identifier: #VU62729
Vulnerability risk: High
CVSSv4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber
CVE-ID: CVE-2021-33657
CWE-ID: CWE-787
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerable software:
Simple DirectMedia Layer
Simple DirectMedia Layer
Software vendor:
zlib license
zlib license
Description
The vulnerability allows a remote attacker to compromise vulnerable system.
The vulnerability exists due to a boundary error when processing .BMP files in video/SDL_pixels.c. A remote attacker can create a specially crafted BMP file, trick the victim into opening it using the affected software, trigger out-of-bounds write and execute arbitrary code on the target system.
Remediation
Install updates from vendor's website.