CVE-2021-21861 - An exploitable integer truncation vulnerability exists within the MPEG-4 decoding functionality of t

CVE-2021-21861

Summary

An exploitable integer truncation vulnerability exists within the MPEG-4 decoding functionality of the GPAC Project on Advanced Content library v1.0.1. When processing the 'hdlr' FOURCC code, a specially crafted MPEG-4 input can cause an improper memory allocation resulting in a heap-based buffer overflow that causes memory corruption. An attacker can convince a user to open a video to trigger this vulnerability.

References

https://talosintelligence.com/vulnerability_reports/TALOS-2021-1298
https://www.debian.org/security/2021/dsa-4966

Vulnerable Configurations

cpe:2.3:a:gpac:gpac:1.0.1:*:*:*:*:*:*:*
cpe:2.3:a:gpac:gpac:1.0.1:*:*:*:*:*:*:*
cpe:2.3:o:debian:debian_linux:11.0:*:*:*:*:*:*:*
cpe:2.3:o:debian:debian_linux:11.0:*:*:*:*:*:*:*

CVSS

Base:	6.8 (as of 31-05-2022 - 18:59)
Impact:
Exploitability:

CWE

CWE-681

CAPEC

Access

Vector	Complexity	Authentication
NETWORK	MEDIUM	NONE

Impact

Confidentiality	Integrity	Availability
PARTIAL	PARTIAL	PARTIAL

cvss-vector via4

AV:N/AC:M/Au:N/C:P/I:P/A:P

Last major update

31-05-2022 - 18:59

Published

16-08-2021 - 20:15

Last modified

31-05-2022 - 18:59