CVE-2023-25946 — Authentication bypass vulnerability in Qrio Lock (Q-SL2) firmware version 2

Authentication bypass vulnerability in Qrio Lock (Q-SL2) firmware version 2.0.9 and earlier allows a network-adjacent attacker to analyze the product's communication data and conduct an arbitrary operation under certain conditions.

01What is this vulnerability?

Authentication bypass vulnerability in Qrio Lock (Q-SL2) firmware version 2.0.9 and earlier allows a network-adjacent attacker to analyze the product's communication data and conduct an arbitrary operation under certain conditions.

02Affected products

Vendor	Product	Versions
Qrio, inc.	Qrio Lock (Q	SL2) — firmware version 2.0.9 and earlier

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: 2023-05-23T00:00:00.000Z
• Last modified: 2025-01-31T13:51:01.741Z

09References

• qrio.me — https://qrio.me/article/announce/2023/4140/
• jvn.jp — https://jvn.jp/en/jp/JVN48687031/