A stack buffer overflow vulnerability in MP3Gain v1.6.2 allows an attacker to cause a denial of service via the WriteMP3GainAPETag function…

published 2023-12-22 2 y ago modified 2026-06-17 4 mo ago also EUVD-2023-53339

cvss: 7.5; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 0.7%; EPSS 0.7% chance of exploitation in 30 days, percentile 52%
public exploits: 0; none known

A stack buffer overflow vulnerability in MP3Gain v1.6.2 allows an attacker to cause a denial of service via the WriteMP3GainAPETag function at apetag.c:592.

Patch / fix

distros 1

mp3gain Debian 14, Debian 13, Debian 12 1.6.2-2

debian advisories DEBIAN-CVE-2023-49356

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2023-49356 updated 2025-11-21 cvss 3.3

mp3gain: stack-based buffer overflow via the WriteMP3GainAPETag() at apetag.c

Red Hat All currently supported Red Hat products
not affected: vulnerable code not present

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

CISA SSVC

Exploitation: Proof of concept is public
Automatable: yes
Technical impact: partial
Assessed: 2 y ago (2024-01-03)

Exploit prediction

0.68% chance of exploitation in the next 30 days, higher than 52% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

github.com https://github.com/linzc21/bug-reports/blob/main/reports/mp3gain/1.6.2/stack-buffer-overflow/CVE-2023-49356.md referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by	version	score	vector
CISA ADP	3.1	7.5	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
NVD	3.1	7.5	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CNA	3.1	7.5	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Classification

Weakness

CWE-787 Out-of-bounds Write

References

github.com /linzc21/bug-reports/blob/main/reports/mp3gain/1.6.2/stack-buffer-overflow/CVE-2023-49356.md
exploit, third-party-advisory

Sources

CVE List CVE-2023-49356
NVD CVE-2023-49356

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

Summary