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Fencer Vulns
high 8.8

CVE-2019-20014 json

An issue was discovered in GNU LibreDWG before 0.93.

published 2019-12-27 6 y ago modified 2026-06-17 4 mo ago also EUVD-2019-10570

cvss
8.8
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 74%
public exploits
0
none known

Summary

An issue was discovered in GNU LibreDWG before 0.93. There is a double-free in dwg_free in free.c.

Patch / fix

  • gnu libredwg 0.9.3
  • libredwg openSUSE Tumbleweed 0.11.1-1.6
  • libredwg Package Hub 15 SP1 0.9.3-bp151.2.3.1
  • libredwg openSUSE Leap 15.1 0.9.3-lp151.2.3.1

opensuse advisories openSUSE-SU-2024:10981-1openSUSE-SU-2020:0095-1openSUSE-SU-2020:0068-1

Exploit prediction

1.49% chance of exploitation in the next 30 days, higher than 74% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • github.com https://github.com/LibreDWG/libredwg/issues/176 referenced PoC, tagged "exploit" by a source, unverified
  • github.com https://github.com/LibreDWG/libredwg/issues/176#issuecomment-568643172 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 3.1 8.8 CVSS:3.1/AV:N/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

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.