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Fencer Vulns
high 7.8

CVE-2019-13241 json

FlightCrew v0.9.2 and older are vulnerable to a directory traversal, allowing attackers to write arbitrary files via a ../ (dot dot slash)…

published 2019-07-04 7 y ago modified 2026-06-17 4 mo ago also EUVD-2019-4748

cvss
7.8
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
1.6%
EPSS 1.6% chance of exploitation in 30 days, percentile 76%
public exploits
0
none known

Summary

FlightCrew v0.9.2 and older are vulnerable to a directory traversal, allowing attackers to write arbitrary files via a ../ (dot dot slash) in a ZIP archive entry that is mishandled during extraction.

Patch / fix

  • flightcrew Debian 14, Debian 13, Debian 12 0.7.2+dfsg-14

debian advisories DEBIAN-CVE-2019-13241

  • flightcrew Ubuntu 16.04 LTS 0.7.2+dfsg-6ubuntu0.1
  • flightcrew Ubuntu 18.04 LTS 0.7.2+dfsg-10ubuntu0.1

ubuntu advisories UBUNTU-CVE-2019-13241

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

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-2019-13241 updated cvss 5.9

flightcrew: directory traversal allows to write arbitrary files

  • 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

1.63% chance of exploitation in the next 30 days, higher than 76% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • github.com https://github.com/Sigil-Ebook/flightcrew/issues/52 referenced PoC, tagged "exploit" by a source, unverified
  • salvatoresecurity.com https://salvatoresecurity.com/fun-with-fuzzers-how-i-discovered-three-vulnerabilities-part-3-of-3/ referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 3.1 7.8 CVSS:3.1/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
  • CWE-22 Improper Limitation of a Pathname to a Restricted Directory

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.