CVE-2025-55069HIGH 8.3EPSS p20.2%

CVE-2025-55069CVE-2025-55069

Description

A predictable seed in pseudo-random number generator vulnerability has been discovered in firmware version 3.60 of the Click Plus PLC. The vulnerability relies on the fact that the software implements a predictable seed for its pseudo-random number generator, which compromises the security of the generated private keys.

Scoring

CVSS 3.18.3 (HIGH)
VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:L
EPSS0.29% probability of exploitation · percentile 20.2% · 2026-06-19T12:03:05Z
Published2025-09-23
Last modified2026-04-15

Underlying weaknesses· 1

CWE-337

References

  1. https://www.automationdirect.com/support/software-downloads
  2. https://www.cisa.gov/news-events/ics-advisories/icsa-25-266-01

1

TypeTargetConfidenceTier
WeaknessPredictable Seed in Pseudo-Random Number Generator (PRNG)cwe-3370%live

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Sourced from NVD + FIRST.org EPSS. Curated for EU compliance use cases by Adam Lundqvist, Founder at SQUR.