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Fencer Vulns
high 8.8

CVE-2020-23160 json

Remote code execution in Pyrescom Termod4 time management devices before 10.04k allows authenticated remote attackers to arbitrary commands…

published 2021-01-22 5 y ago modified 2026-06-17 4 mo ago also EUVD-2020-15913

cvss
8.8
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
7.0%
EPSS 7.0% chance of exploitation in 30 days, percentile 94%
public exploits
0
none known

Summary

Remote code execution in Pyrescom Termod4 time management devices before 10.04k allows authenticated remote attackers to arbitrary commands as root on the devices.

Patch / fix

  • pyres termod4_firmware 10.04k

Exploit prediction

6.98% chance of exploitation in the next 30 days, higher than 94% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • github.com https://github.com/Outpost24/Pyrescom-Termod-PoC referenced PoC, tagged "exploit" by a source, unverified
  • outpost24.com https://outpost24.com/blog/multiple-vulnerabilities-discovered-in-Pyrescom-Termod4-smart-device 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:L/UI:N/S:U/C:H/I:H/A:H
NVD 2.0 9.0 AV:N/AC:L/Au:S/C:C/I:C/A:C

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.