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Fencer Intel
critical 9.8

CVE-2017-11720 json

There is a division-by-zero vulnerability in LAME 3.99.5, caused by a malformed input file.

published 9y ago modified 4mo ago also EUVD-2017-3330

cvss
9.8
version 3.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
2.5%
EPSS 2.5% chance of exploitation in 30 days, percentile 84%
public exploits
0
none known

Summary

There is a division-by-zero vulnerability in LAME 3.99.5, caused by a malformed input file.

Patch / fix

  • lame Debian 14, Debian 13, Debian 12 3.99.5+repack1-6

debian advisories DEBIAN-CVE-2017-11720

  • lame Ubuntu Pro 14.04 LTS 3.99.5+repack1-3ubuntu1+esm2

ubuntu advisories UBUNTU-CVE-2017-11720

Ubuntu security data © Canonical Ltd., from https://github.com/canonical/ubuntu-security-notices via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

  • lame Package Hub 12 SP2 3.100-6.1

opensuse advisories openSUSE-SU-2018:0543-1openSUSE-SU-2018:0544-1

  • lame Alpine 3.24, Alpine 3.23, Alpine 3.22 +19 more 3.99.5-r6

alpine advisories ALPINE-CVE-2017-11720

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

  • lame Arch Linux 3.100-1

arch linux advisories AVG-330

Is CVE-2017-11720 in your stack? Fencer shows which of your repositories are affected as soon as an advisory lands, and opens the fix as a pull request.

Check with Fencer

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-2017-11720 updated cvss 3.3

lame: Multiple vulnerabilities

  • Red Hat Enterprise Linux 9 lame, lame-libs
    affected: no fix available

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

2.49% chance of exploitation in the next 30 days, higher than 84% of all scored CVEs (FIRST EPSS, 2026-11-09).

Exploits and checks

  • sourceforge.net https://sourceforge.net/p/lame/bugs/460/ referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 3.0 9.8 CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
NVD 2.0 7.5 AV:N/AC:L/Au:N/C:P/I:P/A:P

Classification

Weakness

References

Sources

Fencer Intel 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.