CVE-2021-34085

Name: CVE-2021-34085
Creator: NVD / NIST
Published: 2022-05-11T18:15:22.847+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

CRITICALCVSS 9.8/10EPSS 1.74%

Last modified Jun 17, 2026

CVE-2021-34085 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. Read access violation in the III_dequantize_sample function in mpglibDBL/layer3.c in mp3gain through 1.5.2-r2 allows remote attackers to cause a denial of service (application crash) or possibly have unspecified other impact, a different vulnerability than CVE-2017-9872. CVE-2017-14409, and CVE-2018-10778.. EPSS estimates a 1.74% chance of exploitation in the next 30 days.

Description

Read access violation in the III_dequantize_sample function in mpglibDBL/layer3.c in mp3gain through 1.5.2-r2 allows remote attackers to cause a denial of service (application crash) or possibly have unspecified other impact, a different vulnerability than CVE-2017-9872. CVE-2017-14409, and CVE-2018-10778.

Metrics

CVSS 3.1

9.8/10

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

EPSS Probability

1.74%

74.8th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-125

Affected Software

Vendor	Product	Versions
Glensawyer	Mp3gain	< 1.5.2
Glensawyer	Mp3gain	1.5.2

References

https://drive.google.com/drive/folders/1epm65c4_iC0zE5V_leoet4Jyk1Prz2p5?usp=sharingExploit, Third Party Advisory
https://drive.google.com/drive/folders/1epm65c4_iC0zE5V_leoet4Jyk1Prz2p5?usp=sharingExploit, Third Party Advisory

Timeline

Published: May 11, 2022
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2021-34085?

How severe is CVE-2021-34085?

CVE-2021-34085 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 1.74% probability of exploitation in the next 30 days.

How do I fix CVE-2021-34085?

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-2021-34085?

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

Scan your code now

Source: NVD / NIST