CVE-2020-23161

Severity: medium (CVSS 6.5 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 2.4% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2021-01-26 · updated 2026-06-17
Weakness: CWE-22

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.

Affected products

Pyres Termod4 Firmware: before 10.04k — fixed in 10.04k

How to fix

Upgrade to a fixed version: Pyres Termod4 Firmware 10.04k. Check the vendor advisory for mitigations.

References

https://github.com/Outpost24/Pyrescom-Termod-PoC
https://outpost24.com/blog/multiple-vulnerabilities-discovered-in-Pyrescom-Termod4-smart-device
https://pyres.com/en/solutions/termod-4/
https://github.com/Outpost24/Pyrescom-Termod-PoC
https://outpost24.com/blog/multiple-vulnerabilities-discovered-in-Pyrescom-Termod4-smart-device
https://pyres.com/en/solutions/termod-4/

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