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CVE Record

CVE-2019-13241: FlightCrew v0.9.2 and older are vulnerable to a directory traversal, allowing attackers to write arbitrary...

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.

UnknownCVSS not scoredNot KEV-listedUpdated
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Glexia's TakeAutomated analysismoderate

Security readout for executives and security teams

Plain-English summary

FlightCrew v0.9.2 and older mishandles filenames inside ZIP archives. A malicious archive could cause files to be written outside the intended extraction folder. Business risk depends on where FlightCrew runs and what privileges it has.

Executive priority

Treat as a targeted remediation item for systems that process untrusted archives. It is not KEV-listed in the bundle, but arbitrary file write can become serious in privileged or automated processing environments.

Technical view

This is a directory traversal issue during ZIP extraction. Archive entries containing ../ are mishandled, allowing arbitrary file writes outside the target path. The bundle identifies FlightCrew v0.9.2 and older, but provides no CVSS score, CWE, or detailed fixed-version data.

Likely exposure

Exposure is likely limited to systems using FlightCrew v0.9.2 or older, especially workflows that process untrusted ZIP or ebook-related archive content. Package exposure should be checked directly because the bundle’s affected-product metadata is incomplete.

Exploitation context

The source bundle does not support active exploitation, and KEV is false. Public references include an issue, a researcher write-up, and an Ubuntu advisory. Exploitation would require an affected FlightCrew instance to process a crafted archive.

Researcher notes

The record lacks CVSS, CWE, and complete affected-product metadata. Focus validation on vulnerable ZIP extraction behavior and real deployment context. Do not assume remote exploitation or a universal fixed version from the provided evidence alone.

Mitigation direction

  • Identify any FlightCrew installations and package-managed dependencies.
  • Upgrade using vendor or distribution guidance, including Ubuntu USN-4055-1 where applicable.
  • Avoid processing untrusted ZIP or ebook archives until updated.
  • Run archive-processing tools with least privilege and restricted write access.

Validation and detection

  • Check installed FlightCrew versions against v0.9.2 and older.
  • Confirm distribution packages include the relevant security update.
  • Review whether affected systems process externally supplied archives.
  • Verify runtime permissions prevent writes to sensitive filesystem locations.
Prepared
Confidence
medium
Sources
5

Public sources used

Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.

Potential ATT&CK relevance

Conservative CVE-to-ATT&CK context

These mappings and lookup hints may be relevant to the vulnerability behavior, CWE, affected product, or exposure path. Glexia-inferred context is not an official MITRE, ATT&CK, CWE, or CVE Program mapping.

ATT&CK lookup starting points

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description · low confidence lookup

File access behavior lookup

The CVE wording references file access or upload behavior, so file telemetry and web shell review may help. This is a Glexia inferred lookup path, not an official MITRE, ATT&CK, or CVE Program mapping.

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CVE-2019-13241 mapping review

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Vulnerability profileCVE Program record
Severity
Unknown
CVSS
Not scored
Known Exploited
No
Published
Official CVE source material

CNA and ADP enrichment extracted from CVE v5

These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.

0CVSS vectors
0Timeline events
0ADP providers
4Source links

CVSS and timeline data

No CVSS vectors or timeline events were available in the normalized CVE source material.

Source materials

Affected products

Products and packages named in the record

VendorProductVersion / packageStatus
n/an/an/aListed
Weakness

CWE details

No CWE listed

CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.