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No exploitation reportedFix available

CVE-2018-13440

No exploitation reported by the sources we read.

  • Published2018-07-08
  • WeaknessCWE-476

Am I affected?

With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.

Description

The audiofile Audio File Library 0.3.6 has a NULL pointer dereference bug in ModuleState::setup in modules/ModuleState.cpp, which allows an attacker to cause a denial of service via a crafted caf file, as demonstrated by sfconvert.

Timeline

dates in UTC
  1. 2018-07-0816:29CVE publishedNVD

Observed activity

isMalicious corpus · updated 2026-11-04 15:37 UTC
Indicators tagged with this CVE, per day0 indicators over 7 days
Block these indicators
  • Firewall list (EDL, text): https://api.ismalicious.com/edl/cve/CVE-2018-13440?format=txt
  • CSV export: https://api.ismalicious.com/edl/cve/CVE-2018-13440?format=csv
  • TAXII collection of exploited CVEs
  • The EDL and CSV take an API key on the Pro plan.

Versions per branch

NVD
Audiofile
BranchAffectedFixed in
0.3= 0.3.6no fix published
Canonical ubuntu linux
BranchAffectedFixed in
14.4= 14.04no fix published

as publishedRanges as NVD and OSV publish them; a distribution’s build can be fixed under an older number.

Distribution builds and vendor advisories

Packages from OSV.dev and products from the vendors' CSAF advisories.

version not verifiedVersions not verified: read as OSV.dev and the vendors publish them, not checked against each vendor's release list.

Packages

  • audiofileUbuntu:Pro:18.04:LTSall versions · fixed in 0.3.6-4ubuntu0.1~esm1
  • audiofileUbuntu:Pro:16.04:LTSall versions · fixed in 0.3.6-2ubuntu0.16.04.1+esm1
  • audiofileUbuntu:Pro:14.04:LTSall versions · fixed in 0.3.6-2ubuntu0.14.04.3+esm1
  • audiofileUbuntu:22.04:LTSall versions · fixed in 0.3.6-5+deb10u1build0.22.04.1
  • audiofileUbuntu:20.04:LTSall versions · fixed in 0.3.6-5+deb10u1build0.20.04.1
  • audiofileUbuntu:14.04:LTSall versions · fixed in 0.3.6-2ubuntu0.14.04.3
  • audiofileSUSE:Linux Enterprise Software Development Kit 12 SP5all versions · fixed in 0.3.6-11.7.8
  • audiofileSUSE:Linux Enterprise Software Development Kit 12 SP4all versions · fixed in 0.3.6-11.7.8

21 more package ranges on OSV.dev

Vendor advisories

  • CVE-2018-13440 Red Hat Product Security88 products fixed · 1 known affected

    audiofile: NULL pointer dereference in ModuleState::setup() in modules/ModuleState.cpp allows for denial of service via crafted file

    audiofile as a component of Red Hat Enterprise Linux 8

  • RHSA-2020:3877 Red Hat Product Security43 products fixed

    Red Hat Security Advisory: audiofile security update

Full record on NVD

Fix

  1. Vendor fix Red Hat Product Security RHSA-2020:3877 · 43 productsFor details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258
  2. No fix planned, says the vendor Red Hat Product Security CVE-2018-13440 · 1 productWill not fix

Detection

Nuclei template
none so far
ProjectDiscovery
Exploit-DB
no entry
Exploit-DB
Proof-of-concept repositories
none listed
PoC-in-GitHub
Metasploit modules
none listed
Metasploit Framework

Sources

  • NVDCVSS 3.06.5read 2026-10-23
  • NVDCVSS 2.04.3read 2026-10-23
  • NVDweakness (CWE)CWE-476read 2026-10-23
  • FIRST EPSSEPSS score3.1 %2026-11-03
  • OSVaffected packages—

Identifiers

Technical details

CVSS v3 Vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Published
2018-07-08
Last Modified
2026-06-17
NVD status
Modified

Frequently asked questions

What is CVE-2018-13440?

The audiofile Audio File Library 0.3.6 has a NULL pointer dereference bug in ModuleState::setup in modules/ModuleState.cpp, which allows an attacker to cause a denial of service via a crafted caf file, as demonstrated by sfconvert.

Is CVE-2018-13440 actively exploited?

Active exploitation of CVE-2018-13440 has not been confirmed. Its EPSS score was 3.1% on 2026-11-03, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2018-13440?

CVE-2018-13440 has a CVSS v3 base score of 6.5 (MEDIUM severity), with vector string CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H.

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