Integer Overflow in MPEG-4 Decoding of GPAC Project on Advanced Content Library
CVE-2021-21836

8.8HIGH

Key Information:

Vendor

Gpac

Status
Gpac Project
Vendor
CVE Published:
25 August 2021

What is CVE-2021-21836?

An integer overflow vulnerability has been identified in the MPEG-4 decoding functionality of the GPAC Project's Advanced Content Library version 1.0.1. By sending a specially crafted MPEG-4 file utilizing the 'ctts' FOURCC code, an attacker can exploit unchecked arithmetic, leading to a heap-based buffer overflow. This vulnerability can cause significant memory corruption, potentially compromising the system when a user opens a malicious video file.

Affected Version(s)

GPAC Project GPAC Project Advanced Content commit a8a8d412dabcb129e695c3e7d861fcc81f608304,GPAC Project Advanced Content v1.0.1

References

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

CVSS V3.1

Score:
8.8
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
Required
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.