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Fencer Intel
high 7.8

CVE-2020-14939 json

An issue was discovered in savestruct_internal.c in FreedroidRPG 1.0rc2.

published 6y ago modified 4mo ago also EUVD-2020-7075

cvss
7.8
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
1.3%
EPSS 1.3% chance of exploitation in 30 days, percentile 70%
public exploits
0
none known

Summary

An issue was discovered in savestruct_internal.c in FreedroidRPG 1.0rc2. Saved game files are composed of Lua scripts that recover a game's state. A file can be modified to put any Lua code inside, leading to arbitrary code execution while loading.

Patch / fix

  • freedroidrpg Debian 14, Debian 12 1.0-1

debian advisories DEBIAN-CVE-2020-14939

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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-2020-14939 updated cvss 8.4

freedroidrpg: arbitrary code execution in savestruct_internal.c

  • 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

1.31% chance of exploitation in the next 30 days, higher than 70% of all scored CVEs (FIRST EPSS, 2026-11-09).

Exploits and checks

  • logicaltrust.net https://logicaltrust.net/blog/2020/02/freedroid.html referenced PoC, tagged "exploit" by a source, unverified
  • bugs.freedroid.org https://bugs.freedroid.org/b/issue953 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-20 Improper Input Validation

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.