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CVE-2018-19841

21
FAUCET Score

CVE-2018-19841 is an out-of-bounds read vulnerability in WavPack through version 5.1.0, specifically within the WavpackVerifySingleBlock function in open_utils.c. This flaw allows attackers to trigger a denial-of-service (application crash) by providing a specially crafted WavPack Lossless Audio file, impacting products from Canonical, Debian, Fedora Project, openSUSE, and WavPack itself. With a CVSS score of 5.5 (Medium), it requires user interaction (UI:R) and local access (AV:L) to exploit, leading to high availability impact (A:H). There is no evidence of active exploitation, publicly available exploit code, or significant community discussion or media coverage, indicating a low current threat level.

Impacted Technologies

VendorProductVersion(s)CPE
<= 5.1.0CPE matchmatch criteria
cpe:2.3:a:wavpack:wavpack:*:*:*:*:*:*:*:*
14.04CPE matchmatch criteria
cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:*
16.04CPE matchmatch criteria
cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:*
18.04CPE matchmatch criteria
cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*
18.10CPE matchmatch criteria
cpe:2.3:o:canonical:ubuntu_linux:18.10:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

5.5MEDIUM

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

Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
Exploitability Score
1.8
Impact Score
3.6
CvssVersion
3.1

Exploit Intelligence

EPSS Score
2.54%
Probability of exploitation in next 30 days
EPSS Percentile
83.3%
Percentile rank of EPSS score among Peer Group
As of 2026-07-24
Model: v2026.06.15
This CVE's current EPSS score of 0.0254 is in the 93rd percentile among its peer group of 5,758 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (3)

github_advisorypatch availablevia nvd_reference
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 8Fixed in: wavpack-0:5.1.0-15.el8
View patch
redhatvendor investigatingvia redhat_api
Product: Red Hat Enterprise Linux 8Fixed in: mingw-wavpack

Vendor Advisories (1)

redhatCVE-2018-19841Low

wawpack: Out-of-bounds read in WavpackVerifySingleBlock function leads to DoS

Nov 29, 2018

References

lists.opensuse.org / opensuse-security-announce/2019-04/msg00029.html
Mailing ListThird Party Advisory
packetstormsecurity.com / files/155743/Slackware-Security-Advisory-wavpack-Updates.html
Third Party AdvisoryVDB Entry
github.com / dbry/WavPack/commit/bba5389dc598a92bdf2b297c3ea34620b6679b5b
PatchThird Party Advisory
github.com / dbry/WavPack/issues/54
ExploitThird Party Advisory
lists.debian.org / debian-lts-announce/2021/01/msg00013.html
Mailing ListThird Party Advisory
lists.fedoraproject.org / archives/list/package-announce%40lists.fedoraproject.org/message/3BLSOEVEKF4VNNVNZ2AN46BJUT4TGVWT
lists.fedoraproject.org / archives/list/package-announce%40lists.fedoraproject.org/message/6CFFFWIWALGQPKINRDW3PRGRD5LOLGZA
lists.fedoraproject.org / archives/list/package-announce%40lists.fedoraproject.org/message/BRWQNE3TH5UF64IKHKKHVCHJHUOVKJUH
lists.fedoraproject.org / archives/list/package-announce%40lists.fedoraproject.org/message/NZGXJUHCGQI6XKLCBUZHXPYIIWMFWA22
lists.fedoraproject.org / archives/list/package-announce%40lists.fedoraproject.org/message/WVVKOBJR5APOB3KWUWJ4UWQHUBZQL6C6
seclists.org / bugtraq/2019/Dec/37
Mailing ListThird Party Advisory
security.gentoo.org / glsa/202007-19
Third Party Advisory
usn.ubuntu.com / 3839-1
Third Party Advisory