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Fencer Vulns
high 7.8

CVE-2018-7253 json

The ParseDsdiffHeaderConfig function of the cli/dsdiff.c file of WavPack 5.1.0 allows a remote attacker to cause a denial-of-service (heap-…

published 2018-02-19 8 y ago modified 2026-06-17 4 mo ago also EUVD-2018-18991

cvss
7.8
version 3.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
2.9%
EPSS 2.9% chance of exploitation in 30 days, percentile 86%
public exploits
0
none known

Summary

The ParseDsdiffHeaderConfig function of the cli/dsdiff.c file of WavPack 5.1.0 allows a remote attacker to cause a denial-of-service (heap-based buffer over-read) or possibly overwrite the heap via a maliciously crafted DSDIFF file.

Patch / fix

  • wavpack Debian 14, Debian 13, Debian 12 5.1.0-3

debian advisories DEBIAN-CVE-2018-7253

  • wavpack SLES for SAP 15 SP1, SLES for SAP 15, SLES 15-LTSS +12 more 5.4.0-4.9.1

suse advisories SUSE-SU-2021:0186-1

  • wavpack openSUSE Tumbleweed 5.4.0-1.6
  • wavpack openSUSE Leap 15.1 5.4.0-lp151.5.6.1
  • wavpack openSUSE Leap 15.2 5.4.0-lp152.7.3.1

opensuse advisories openSUSE-SU-2024:11505-1openSUSE-SU-2021:0154-1openSUSE-SU-2021:0153-1

  • wavpack Alpine 3.24, Alpine 3.23, Alpine 3.22 +14 more 5.1.0-r3
  • wavpack Alpine 3.7, Alpine 3.6, Alpine 3.5 +1 more 5.1.0-r1

alpine advisories ALPINE-CVE-2018-7253

Alpine secdb © Alpine Linux, from https://secdb.alpinelinux.org via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

  • wavpack Arch Linux 5.1.0-2

arch linux advisories AVG-631

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-2018-7253 updated cvss 3.3

wavpack: Heap-based buffer over-read in ParseDsdiffHeaderConfig function in cli/dsdiff.c

  • Red Hat Enterprise Linux 6 wavpack Red Hat Enterprise Linux 7 wavpack Red Hat Enterprise Linux 8 wavpack
    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

Exploit prediction

2.87% chance of exploitation in the next 30 days, higher than 86% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • github.com https://github.com/dbry/WavPack/issues/28 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 3.0 7.8 CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
NVD 2.0 6.8 AV:N/AC:M/Au:N/C:P/I:P/A:P

Classification

Weakness

References

Sources

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.