Buffer overflow in Steinberg Mymp3player

CVE-2010-20123

Steinberg MyMP3Player version 3.0 (build 3.0.0.67) is vulnerable to a stack-based buffer overflow when parsing .m3u playlist files. The application fails to properly validate the length of input data within the playlist, allowing a specially crafted file to overwrite critical memory structures and execute arbitrary code. This vulnerability can be exploited locally by convincing a user to open a malicious .m3u file.

Vulnerability class: Buffer Overflow

EPSS: 0.003 (27.1th percentile) — read the EPSS interpretation.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2010-20123?
CVE-2010-20123 is a vulnerability in Steinberg Mymp3player, classified under Stack-based Buffer Overflow. Published 2025-08-21.
Is CVE-2010-20123 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.