CVE-2023-33718

Name: CVE-2023-33718
Creator: NVD / NIST
Published: 2023-05-31T19:15:26.997+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 8.8/10EPSS 0.72%

Last modified Jun 17, 2026

CVE-2023-33718 is a high-severity vulnerability rated 8.8/10 on the CVSS scale. mp4v2 v2.1.3 was discovered to contain a memory leak via MP4File::ReadString() at mp4file_io.cpp. EPSS estimates a 0.72% chance of exploitation in the next 30 days.

Description

mp4v2 v2.1.3 was discovered to contain a memory leak via MP4File::ReadString() at mp4file_io.cpp

Metrics

CVSS 3.1

8.8/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

EPSS Probability

0.72%

49.2th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Mp4v2 Project	Mp4v2	2.1.3

References

https://github.com/enzo1982/mp4v2/issues/37Exploit, Issue Tracking, Patch, Third Party Advisory
https://github.com/enzo1982/mp4v2/issues/37Exploit, Issue Tracking, Patch, Third Party Advisory

Timeline

Published: May 31, 2023
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2023-33718?

mp4v2 v2.1.3 was discovered to contain a memory leak via MP4File::ReadString() at mp4file_io.cpp

How severe is CVE-2023-33718?

CVE-2023-33718 has a CVSS score of 8.8/10 (HIGH severity). The EPSS model estimates a 0.72% probability of exploitation in the next 30 days.

How do I fix CVE-2023-33718?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2023-33718?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST