CVE-2023-36623 — The root password of the Loxone Miniserver Go Gen

The root password of the Loxone Miniserver Go Gen.2 before 14.2 is calculated using hard-coded secrets and the MAC address. This allows a local user to calculate the root password and escalate privileges.

01What is this vulnerability?

The root password of the Loxone Miniserver Go Gen.2 before 14.2 is calculated using hard-coded secrets and the MAC address. This allows a local user to calculate the root password and escalate privileges.

02Affected products

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

03Active exploitation status

Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.

04Recommended remediation

• Patch to a fixed version listed in the vendor advisory (see references below).
• Mitigate with WAF rules, network egress filters, or feature flags where the patch is not yet available.
• Hunt historical logs for exploitation indicators — see Detection signatures below.

05Technical details

For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.

06Detection signatures

Ask SARA in chat to draft a starting detection for this CVE in your stack of choice.

07Related CVEs

No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.

08Timeline

• Published: 2023-07-05T00:00:00.000Z
• Last modified: 2024-11-21T14:58:53.779Z

09References

• www.syss.de — https://www.syss.de/fileadmin/dokumente/Publikationen/Advisories/SYSS-2023-013.t…
• www.syss.de — https://www.syss.de/pentest-blog/root-zugang-zu-smarthome-server-loxone-miniserv…