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Fencer Intel
high 7.8

CVE-2020-17367 json

Firejail through 0.9.62 does not honor the -- end-of-options indicator after the --output option, which may lead to command injection.

published 6y ago modified 4mo ago also EUVD-2020-9321

cvss
7.8
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
1.5%
EPSS 1.5% chance of exploitation in 30 days, percentile 73%
public exploits
0
none known

Summary

Firejail through 0.9.62 does not honor the -- end-of-options indicator after the --output option, which may lead to command injection.

Patch / fix

  • firejail Debian 14, Debian 13, Debian 12 0.9.62-4

debian advisories DEBIAN-CVE-2020-17367

  • firejail openSUSE Tumbleweed 0.9.66-1.2
  • firejail openSUSE Leap 15.2 0.9.64.4-lp152.3.6.1
  • firejail openSUSE Leap 15.2 0.9.62-lp152.3.3.1

opensuse advisories openSUSE-SU-2024:10759-1openSUSE-SU-2021:0271-1openSUSE-SU-2020:1208-1

Is CVE-2020-17367 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.

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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-2020-17367 updated cvss 5.5

firejail: end-of-options indicator after the --output option not respected which may lead to command injection

  • Red Hat All currently supported Red Hat products
    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

1.46% chance of exploitation in the next 30 days, higher than 73% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
NVD 3.1 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
NVD 2.0 4.6 AV:L/AC:L/Au:N/C:P/I:P/A:P

Classification

Weakness
  • CWE-88 Improper Neutralization of Argument Delimiters in a Command

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.