CVE-2021-40571

Public Exploit

Description

The binary MP4Box in Gpac 1.0.1 has a double-free vulnerability in the ilst_box_read function in box_code_apple.c, which allows attackers to cause a denial of service, even code execution and escalation of privileges.

Category

7.8
CVSS
Severity: High
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.12%
Vendor Advisory debian.org
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://github.com/gpac/gpac/issues/1895 issue tracking exploit third party advisory
https://github.com/gpac/gpac/commit/a69b567b8c95c72f9560c873c5ab348be058f340 third party advisory patch
https://www.debian.org/security/2023/dsa-5411 vendor advisory

Frequently Asked Questions

What is the severity of CVE-2021-40571?
CVE-2021-40571 has been scored as a high severity vulnerability.
How to fix CVE-2021-40571?
To fix CVE-2021-40571, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2021-40571 being actively exploited in the wild?
It is possible that CVE-2021-40571 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
This platform uses data from the NIST NVD, MITRE CVE, MITRE CWE, First.org and CISA KEV but is not endorsed or certified by these entities. CVE is a registred trademark of the MITRE Corporation and the authoritative source of CVE content is MITRE's CVE web site. CWE is a registred trademark of the MITRE Corporation and the authoritative source of CWE content is MITRE's CWE web site.
© 2025 Under My Watch. All Rights Reserved.