Skip to content
Fencer Intel
high 8.8

CVE-2020-28600 json

An out-of-bounds write vulnerability exists in the import_stl.cc:import_stl() functionality of Openscad openscad-2020.12-RC2.

published 5y ago modified 4mo ago also EUVD-2020-20998

cvss
8.8
version 3.0, CNA
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 out-of-bounds write vulnerability exists in the import_stl.cc:import_stl() functionality of Openscad openscad-2020.12-RC2. A specially crafted STL file can lead to code execution. An attacker can provide a malicious file to trigger this vulnerability.

Patch / fix

  • openscad Debian 13, Debian 12 2021.01-1

debian advisories DEBIAN-CVE-2020-28600

  • openscad Package Hub 15 SP2 2019.05-bp152.2.3.1
  • openscad openSUSE Leap 15.2 2019.05-lp152.2.3.1

opensuse advisories openSUSE-SU-2021:1158-1openSUSE-SU-2021:1024-1

  • openscad Arch Linux 2021.01-1

arch linux advisories AVG-1622

Is CVE-2020-28600 in your stack? Fencer shows which of your repositories are affected as soon as an advisory lands, and opens the fix as a pull request.

Check with Fencer

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-2020-28600 updated cvss 8.8

openscad: a specially crafted STL file can lead to code execution via out-of-bounds write in import_stl.cc:import_stl()

  • 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

1.27% chance of exploitation in the next 30 days, higher than 70% of all scored CVEs (FIRST EPSS, 2026-11-09).

Exploits and checks

  • talosintelligence.com https://talosintelligence.com/vulnerability_reports/TALOS-2020-1224 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
CNA 3.0 8.8 CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
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

Affected products

  • n/a Openscad

Classification

Weakness
  • CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer
  • CWE-787 Out-of-bounds Write

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.