CVE-2023-49356: A stack buffer overflow vulnerability in MP3Gain v1.6.2 allows an attacker to cause a denial of service via th

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HIGH 7.5REMOTEDOWNGRADE

CVE-2023-49356 is a high-severity flaw (CVSS 7.5) affecting mp3gain. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

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.

Why this priority

High severity
Public exploit reference
Remotely exploitable, no login, no user action

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	7.5 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	0.7% (top 48%)
CISA exploited list	No
Weakness	CWE-787
Published	2023-12-22
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: glensawyer

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2023-12-22 10:15 UTCPublished CVE record published
2026-06-17 06:35 UTCUpdated Record last modified

glensawyer mp3gain DOWNGRADE

Affected: 1.6.2

Fixed in: no fixed release known

Safe to downgrade to: a release before 1.6.2

1. Check installed version

apt-cache policy mp3gain || rpm -q mp3gain || mp3gain --version

2. No fixed release: DOWNGRADE to a release before 1.6.2 (Debian / Ubuntu)

apt-cache madison mp3gain sudo apt install mp3gain=<VERSION_BEFORE_1.6.2> sudo apt-mark hold mp3gain

2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list mp3gain sudo dnf downgrade mp3gain-<VERSION_BEFORE_1.6.2> sudo dnf versionlock add mp3gain

Downgrade risk

Downgrading can break dependent software and may reopen older bugs. Read the distro advisory first and test on a non-production host.

After downgrade

Restart the service, and keep the package held until a fixed release ships.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2023-49356?

mp3gain: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2023-49356 being exploited?

CVE-2023-49356 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2023-49356 affect?

CVE-2023-49356 affects mp3gain. Severity is high (CVSS 7.5). 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.

How urgent is CVE-2023-49356?

Priority 49/100. High severity; Public exploit reference; Remotely exploitable, no login, no user action

Related CVEs

CVE-2021-34085 CRITICAL 9.8 UPGRADE Read access violation in the III_dequantize_sample function in mpglibDBL/layer3.c in mp3gain through 1.5.2-r2
CVE-2019-18359 MEDIUM 5.5 DOWNGRADE A buffer over-read was discovered in ReadMP3APETag in apetag.c in MP3Gain 1.6.2
CVE-2018-10778 HIGH 7.8 UPGRADE Read access violation in the III_dequantize_sample function in mpglibDBL/layer3.c in mp3gain through 1.5.2-r2
CVE-2018-10777 HIGH 7.8 UPGRADE Buffer overflow in the WriteMP3GainAPETag function in apetag.c in mp3gain through 1.5.2-r2 allows remote attac
CVE-2018-10776 HIGH 7.8 UPGRADE The getbits function in mpglibDBL/common.c in mp3gain through 1.5.2-r2 allows remote attackers to cause a deni

References

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