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Fencer Vulns
high 7.5

CVE-2017-13709 json

In FlightGear before version 2017.3.1, Main/logger.cxx in the FGLogger subsystem allows one to overwrite any file via a resource that affec…

published 2017-08-27 9 y ago modified 2026-06-17 4 mo ago also EUVD-2017-5226

cvss
7.5
version 3.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
1.1%
EPSS 1.1% chance of exploitation in 30 days, percentile 64%
public exploits
0
none known

Summary

In FlightGear before version 2017.3.1, Main/logger.cxx in the FGLogger subsystem allows one to overwrite any file via a resource that affects the contents of the global Property Tree.

Patch / fix

  • flightgear Debian 13, Debian 12 1:2017.2.1+dfsg-4

debian advisories DEBIAN-CVE-2017-13709

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-2017-13709 updated cvss 5.5

flightgear: Arbitrary file overwrite via resource affecting global Property Tree

  • 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

1.06% chance of exploitation in the next 30 days, higher than 64% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • sourceforge.net https://sourceforge.net/p/flightgear/flightgear/ci/2a5e3d06b2c0d9f831063afe7e7260bca456d679/ referenced PoC, tagged "exploit" by a source, unverified
  • sourceforge.net https://sourceforge.net/p/flightgear/flightgear/ci/c7a2aef59979af3e9ff22daabb37bdaadb91cd75/ referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 3.0 7.5 CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
NVD 2.0 6.4 AV:N/AC:L/Au:N/C:N/I:P/A:P

Classification

Weakness
  • CWE-20 Improper Input Validation

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.