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Vulnerability record · CVE-2020-23160 · published 26 January 2021

CVE-2020-23160: Pyres termod4 firmware vulnerability

Pyres · Termod4 Firmware

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

8.8 CVSS 3.1 High EPSS 6.9% · top 6.1%
8.8CVSS 3.1 base score, v2 9.0
6.9%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
6References, 4 tagged exploit
17 Jun 2026Last modified by NVD

Description

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

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://github.com/Outpost24/Pyrescom-Termod-PoC ExploitThird Party Advisory
https://outpost24.com/blog/multiple-vulnerabilities-discovered-in-Pyrescom-Termod4-smart-device ExploitTechnical DescriptionThird Party Advisory
https://pyres.com/en/solutions/termod-4/ ProductVendor Advisory
https://github.com/Outpost24/Pyrescom-Termod-PoC ExploitThird Party Advisory
https://outpost24.com/blog/multiple-vulnerabilities-discovered-in-Pyrescom-Termod4-smart-device ExploitTechnical DescriptionThird Party Advisory
https://pyres.com/en/solutions/termod-4/ ProductVendor Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

7.5CVE-2020-23162Pyres termod4 firmware broken cryptographic algorithm vulnerabilitySensitive information disclosure and weak encryption in Pyrescom Termod4 time management devices before 10.04k allows remote attackers to read a sess…EPSS 1.2%6.5CVE-2020-23161Pyres termod4 firmware path traversal vulnerabilityLocal file inclusion in Pyrescom Termod4 time management devices before 10.04k allows authenticated remote attackers to traverse directories and read…EPSS 2.4%

Source: NIST National Vulnerability Database (record CVE-2020-23160), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.