CVE-2021-36799

HighCVSS 8.8/10Last modified Jun 17, 2026

Description

KNX ETS5 through 5.7.6 uses the hard-coded password ETS5Password, with a salt value of Ivan Medvedev, allowing local users to read project information. NOTE: This vulnerability only affects products that are no longer supported by the maintainer

Metrics

CVSS 3.1 8.8/10CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H

Weakness enumeration

CWE-798

Affected software

Vendor	Product	Versions
n/a	n/a	n/a

References

http://packetstormsecurity.com/files/165200/ETS5-Password-Recovery-Tool.htmlThird Party Advisory, VDB Entry
https://github.com/robertguetzkow/ets5-password-recoveryThird Party Advisory
https://www.knx.org/knx-en/for-professionals/software/ets-5-professional/Product, Vendor Advisory
http://packetstormsecurity.com/files/165200/ETS5-Password-Recovery-Tool.htmlThird Party Advisory, VDB Entry
https://github.com/robertguetzkow/ets5-password-recoveryThird Party Advisory
https://www.knx.org/knx-en/for-professionals/software/ets-5-professional/Product, Vendor Advisory

Timeline

Published: Jul 19, 2021
Last modified: Jun 17, 2026
NVD status: Modified

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