Vulnerability in Lutron Homeworks Qs

CVE-2018-11681

Default and unremovable support credentials (user:nwk password:nwk2) allow attackers to gain total super user control of an IoT device through a TELNET session to products using the RadioRA 2 Lutron integration protocol Revision M to Revision Y. NOTE: The vendor disputes this id as not being a vulnerability because what can be done through the ports revolve around controlling lighting, not code execution. A certain set of commands are listed, which bear some similarity to code, but they are not arbitrary and do not allow admin-level control of a machine

EPSS: 0.043 (90.1th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2018-11681?
CVE-2018-11681 is a critical-severity vulnerability in Lutron Homeworks Qs, classified under Use of Hard-coded Credentials. CVSS score: 9.8/10. Published 2018-06-02.
How severe is CVE-2018-11681?
Critical severity. CVSS v3 base score is 9.8 out of 10.
Is CVE-2018-11681 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.