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Fencer Vulns
high 7.5

CVE-2020-23162 json

Sensitive information disclosure and weak encryption in Pyrescom Termod4 time management devices before 10.04k allows remote attackers to r…

published 2021-01-22 5 y ago modified 2026-06-17 4 mo ago also EUVD-2020-15915

cvss
7.5
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
1.2%
EPSS 1.2% chance of exploitation in 30 days, percentile 68%
public exploits
0
none known

Summary

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.

Patch / fix

  • pyres termod4_firmware 10.04k

Exploit prediction

1.19% chance of exploitation in the next 30 days, higher than 68% 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 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
NVD 2.0 5.0 AV:N/AC:L/Au:N/C:P/I:N/A:N

Classification

Weakness
  • CWE-327 Use of a Broken or Risky Cryptographic Algorithm

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.