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CVE PROGRAM SOURCE RECORD7.4 High

CVE-2025-41731

Jumo: Insufficient entropy in PRNG may lead to root access

Description

A vulnerability was identified in the password generation algorithm when accessing the debug-interface. An unauthenticated local attacker with knowledge of the password generation timeframe might be able to brute force the password in a timely manner and thus gain root access to the device if the debug interface is still enabled.

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

Jumo variTRON300

Default version status: unaffected

  • 0.0.0.0 to < 9.0.2.5affected

Jumo variTRON500

Default version status: unaffected

  • 0.0.0.0 to < 9.0.2.5affected

Jumo variTRON500 touch

Default version status: unaffected

  • 0.0.0.0 to < 9.0.2.5affected

References