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Vulnerability record · CVE-2020-23161 · published 26 January 2021

CVE-2020-23161: Pyres termod4 firmware path traversal vulnerability

Pyres · Termod4 Firmware

Local file inclusion in Pyrescom Termod4 time management devices before 10.04k allows authenticated remote attackers to traverse directories and read sensitive files via the Maintenance > Logs menu and manipulating the file-path in the URL.

6.5 CVSS 3.1 Medium EPSS 2.4% · top 16.7% CWE-22 · Path traversal
6.5CVSS 3.1 base score, v2 4.0
2.4%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

Local file inclusion in Pyrescom Termod4 time management devices before 10.04k allows authenticated remote attackers to traverse directories and read sensitive files via the Maintenance > Logs menu and manipulating the file-path in the URL.

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

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 ExploitThird 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 ExploitThird 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.

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Source: NIST National Vulnerability Database (record CVE-2020-23161), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.