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Vulnerability record · CVE-2020-23162 · published 26 January 2021

CVE-2020-23162: Pyres termod4 firmware broken cryptographic algorithm vulnerability

Pyres · Termod4 Firmware

Sensitive information disclosure and weak encryption in Pyrescom Termod4 time management devices before 10.04k allows remote attackers to read a session-file and obtain plain-text user credentials.

7.5 CVSS 3.1 High EPSS 1.2% · top 33.9% CWE-327 · Broken cryptographic algorithm
7.5CVSS 3.1 base score, v2 5.0
1.2%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

Sensitive information disclosure and weak encryption in Pyrescom Termod4 time management devices before 10.04k allows remote attackers to read a session-file and obtain plain-text user credentials.

CVSS:3.1/AV:N/AC:L/PR:N/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.

8.8CVE-2020-23160Pyres termod4 firmware vulnerabilityRemote code execution in Pyrescom Termod4 time management devices before 10.04k allows authenticated remote attackers to arbitrary commands as root o…EPSS 6.9%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-2020-23162), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.