CVE-2021-43575

5.5 mediumEPSS 0.3%

Medium (5.5) in knx engineering tool software 6. EPSS 0.3% chance of exploitation in the next 30 days.

KNX ETS6 through 6.0.0 uses the hard-coded password ETS5Password, with a salt value of Ivan Medvedev, allowing local users to read project information, a similar issue to CVE-2021-36799. NOTE: The vendor disputes this because it is not the responsibility of the ETS to securely store cryptographic key material when it is not being exported

Severity

CVSS 3.1

5.5 medium

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

EPSS: 0.3% chance of exploitation in the next 30 days; higher than 25% of CVEs (scores of 2026-10-31)
CWE: CWE-798
Published: 2021-11-09
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

knx:engineering_tool_software_6

References

https://github.com/robertguetzkow/ets5-password-recovery
https://github.com/robertguetzkow/ets5-password-recovery

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