#VU55898 Integer overflow in GPAC - CVE-2021-21846
Published: August 17, 2021 / Updated: December 22, 2022
Vulnerability identifier: #VU55898
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-2021-21846
CWE-ID: CWE-190
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerable software:
GPAC
GPAC
Software vendor:
GPAC
GPAC
Description
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to integer overflow in the MPEG-4 decoding functionality within the "stsz” decoder. A remote attacker can trick a victim to open a video, trigger integer overflow and execute arbitrary code on the target system.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
Remediation
Install updates from vendor's website.