CVE-2023-3548 — An unauthorized user could gain account access to IQ Wifi 6 versions prior to 2

An unauthorized user could gain account access to IQ Wifi 6 versions prior to 2.0.2 by conducting a brute force authentication attack.

01What is this vulnerability?

An unauthorized user could gain account access to IQ Wifi 6 versions prior to 2.0.2 by conducting a brute force authentication attack.

02Affected products

Vendor	Product	Versions
Johnson Controls	IQ Wifi 6	0

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

Open the Sigma generator with a pre-filled prompt for this CVE to draft a starting detection in your stack of choice:

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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: 2023-07-25T13:01:04.564Z
• Last modified: 2024-10-23T19:01:43.727Z

09References

• www.johnsoncontrols.com — https://www.johnsoncontrols.com/cyber-solutions/security-advisories
• www.cisa.gov — https://www.cisa.gov/news-events/ics-advisories/icsa-23-206-04