CVE-2023-4465 — A vulnerability, which was classified as problematic, was found in Poly Trio 830

A vulnerability, which was classified as problematic, was found in Poly Trio 8300, Trio 8500, Trio 8800, Trio C60, CCX 350, CCX 400, CCX 500, CCX 505, CCX 600, CCX 700, EDGE E100, EDGE E220, EDGE E300, EDGE E320, EDGE E350, EDGE E400, EDGE E450, EDGE E500, EDGE E550, VVX 101, VVX

01What is this vulnerability?

A vulnerability, which was classified as problematic, was found in Poly Trio 8300, Trio 8500, Trio 8800, Trio C60, CCX 350, CCX 400, CCX 500, CCX 505, CCX 600, CCX 700, EDGE E100, EDGE E220, EDGE E300, EDGE E320, EDGE E350, EDGE E400, EDGE E450, EDGE E500, EDGE E550, VVX 101, VVX 150, VVX 201, VVX 250, VVX 300, VVX 301, VVX 310, VVX 311, VVX 350, VVX 400, VVX 401, VVX 410, VVX 411, VVX 450, VVX…

02Affected products

Vendor	Product	Versions
Poly	Trio 8300	n/a
Poly	Trio 8500	n/a
Poly	Trio 8800	n/a
Poly	Trio C60	n/a
Poly	CCX 350	n/a
Poly	CCX 400	n/a
Poly	CCX 500	n/a
Poly	CCX 505	n/a
Poly	CCX 600	n/a
Poly	CCX 700	n/a
Poly	EDGE E100	n/a
Poly	EDGE E220	n/a
Poly	EDGE E300	n/a
Poly	EDGE E320	n/a
Poly	EDGE E350	n/a
Poly	EDGE E400	n/a
Poly	EDGE E450	n/a
Poly	EDGE E500	n/a
Poly	EDGE E550	n/a
Poly	VVX 101	n/a
Poly	VVX 150	n/a
Poly	VVX 201	n/a
Poly	VVX 250	n/a
Poly	VVX 300	n/a
Poly	VVX 301	n/a
Poly	VVX 310	n/a
Poly	VVX 311	n/a
Poly	VVX 350	n/a
Poly	VVX 400	n/a
Poly	VVX 401	n/a
Poly	VVX 410	n/a
Poly	VVX 411	n/a
Poly	VVX 450	n/a
Poly	VVX 500	n/a
Poly	VVX 501	n/a
Poly	VVX 600	n/a
Poly	VVX 601	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: 2023-12-29T09:37:59.607Z
• Last modified: 2024-08-02T07:31:05.490Z

09References

• vuldb.com — https://vuldb.com/?id.249258
• vuldb.com — https://vuldb.com/?ctiid.249258
• modzero.com — https://modzero.com/en/advisories/mz-23-01-poly-voip/
• support.hp.com — https://support.hp.com/us-en/document/ish_9929371-9929407-16/hpsbpy03899
• github.com — https://github.com/modzero/MZ-23-01-Poly-VoIP-Devices
• fahrplan.events.ccc.de — https://fahrplan.events.ccc.de/congress/2023/fahrplan/events/11919.html