What is CVE-2017-6831?

CVE-2017-6831 is a medium-severity vulnerability in Audiofile, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 5.5/10. Published 2017-03-20.

How severe is CVE-2017-6831?

Medium severity. CVSS v3 base score is 5.5 out of 10.

Is CVE-2017-6831 known to be exploited?

2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Buffer overflow in Audiofile

CVE-2017-6831

Heap-based buffer overflow in the decodeBlockWAVE function in IMA.cpp in Audio File Library (aka audiofile) 0.3.6, 0.3.5, 0.3.4, 0.3.3, 0.3.2, 0.3.1, 0.3.0 and 0.2.7 allows remote attackers to cause a denial of service (crash) via a crafted file.

Vulnerability class: Buffer Overflow

Published 2017-03-20 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H.

EPSS exploit prediction

EPSS: 0.031 (87.2th percentile), scored 2026-09-29.

Low probability of exploitation in the next 30 days, but still tracked. 87th percentile — 87.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.031 · newest: 0.031 · change: 0.000

Affected products

Audiofile — versions 0.2.7, 0.3.0, 0.3.1
Debian Linux — versions 8.0, 9.0

Weakness classification (CWE)

CWE-119 — Improper Restriction of Operations within the Bounds of a Memory Buffer

Public proof-of-concept exploits

References

blogs.gentoo.org/ago/2017/02/20/audiofile-heap-based-buffer-overflow-in-imadeco… (VDB Entry, Third Party Advisory)
github.com/mpruett/audiofile/issues/35 (Patch, Third Party Advisory, Issue Tracking)
www.debian.org/security/2017/dsa-3814 (vendor-advisory, Third Party Advisory)
www.securityfocus.com/bid/97588 (VDB Entry, Third Party Advisory, vdb-entry)
www.openwall.com/lists/oss-security/2017/03/13/3 (mailing-list, Mailing List, Third Party Advisory)
github.com/antlarr/audiofile/commit/a2e9eab8ea87c4ffc494d839ebb4ea145eb9f2e6 (Patch, Third Party Advisory, Issue Tracking)
github.com/Hack-Me/Pocs_for_Multi_Versions/tree/main/CVE-2017-6831 (Exploit, Third Party Advisory)

Frequently asked questions

What is CVE-2017-6831?: CVE-2017-6831 is a medium-severity vulnerability in Audiofile, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 5.5/10. Published 2017-03-20.
How severe is CVE-2017-6831?: Medium severity. CVSS v3 base score is 5.5 out of 10.
Is CVE-2017-6831 known to be exploited?: 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.